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Origin
stringclasses
22 values
31
Completed (31)
1,317
Economics
-99
M.Sc. in Economics
-99
Data Scientist in Datacamp
-99
Brazil
1,001-2,000 employees
Business Analyst
-99
0
2
1
0
0
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Totally traditional
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Extremely Relevant
High Relevance
High Relevance
High Relevance
High Relevance
High Relevance
Neutral
0
0
0
0
0
0
0
5
20
30
25
12
5
3
Client often don't know what they want to learn about data.
Sometimes it's not possible to do what they want.
The client lack computational resources to tackle the problem
Where we can find the information?
Who can authorize this type of data colletcion?
Not enough time to collect the sample with the appropriate size
Too much missing values
Prolems with outliers
Problems with formats
Time to read the literature about theme
Understand qhat the model fits in the situation
Verify if the model is accurate
Overfit
Verify again the accuracy.
The model is simple enough for the user?
Show the model in a didatic way
Expose the features with care
Display the model in a easy mode to read
Verify the results
Retrain the model if necessary
Feeding the model in appropriate way
-99
-99
-99
Problems with data collection and cleaning
Others tasks which competes the time
Search the appropriate methodology
Frequently
70
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
-99
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
-99
not quoted
-99
not quoted
-77
not quoted
not quoted
not quoted
not quoted
not quoted
-99
0
-99
https://ww2.unipark.de/uc/seml/
34
Completed (31)
854
-99
Management
No
No
No
No
Brazil
More than 2,000 employees
Business Analyst
-99
2
2
1
1
6-10 members
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
Balanced between agile and traditional
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
Human Resources
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
-99
quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
High Relevance
High Relevance
High Relevance
Extremely Relevant
Extremely Relevant
Extremely Relevant
High Relevance
Complex
Complex
Very Complex
Very Complex
Complex
Very Complex
Neutral
30
12
12
12
12
12
10
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
Never
-77
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
-99
not quoted
-99
quoted
70
not quoted
not quoted
quoted
not quoted
not quoted
-99
No
-99
-99
36
Completed (31)
1,593
Mathematics
Informatics
MSC Computer Science
PhD computer Science
Vários cursos in Coursera
-99
Brazil
51-250 employees
Project Lead / Project Manager
-99
20
5
5
1
6-10 members
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Balanced between agile and traditional
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
quoted
Meteorology
quoted
not quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
-99
quoted
Temperatura, Precipitation, COVID-19 patient outcome
quoted
Plant species
not quoted
-99
quoted
Hospitals, time-series
not quoted
-99
not quoted
not quoted
quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
quoted
GNN
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
Complex
Very Complex
Complex
Complex
Neutral
Neutral
Complex
20
10
15
20
5
15
15
Learning the problem domain
Identify the task to be solved
Check the accuracy of findings
Find the relevant data sources
Build data extractors
-99
Data cleaning
Data reconciliation
-99
Select the best learning algo
Hyper-parametrization
Select the right data
Build test dataset
-99
-99
Prepare production environment
-99
-99
Assess metricts
Identify concept drifts
-99
-99
-99
-99
Data preparation
Prediction Task identification
Selecionar of learning algo
Sometimes
30
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
quoted
not quoted
quoted
not quoted
quoted
Literature
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
quoted
not quoted
-99
not quoted
-99
quoted
60
quoted
not quoted
quoted
not quoted
not quoted
-99
Yes, Please, specify
Own approach
-99
57
Completed (31)
4,238
Computer Science
Data science specialization
-99
-99
-99
-99
Germany
More than 2,000 employees
Solution Architect
-99
8
4
6
6
6-10 members
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
Totally agile
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
-99
quoted
-99
not quoted
-99
quoted
Using clusterization to find groups of credit card numbers potentially leaked
not quoted
-99
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
-99
Extremely Relevant
Neutral
Low Relevance
Neutral
High Relevance
Extremely Relevant
Neutral
Complex
Easy
Easy
Neutral
Complex
Very Complex
Easy
30
10
10
25
10
15
0
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
Sometimes
50
quoted
not quoted
not quoted
quoted
quoted
quoted
not quoted
not quoted
-99
quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
quoted
not quoted
-99
not quoted
-99
quoted
100
not quoted
quoted
quoted
not quoted
not quoted
-99
No
-99
-99
46
Completed (31)
2,821
Actuarial Science
Post Graduation in Data Science
M Sc in Data Science -ML models
no Ph D
no other certifications
-99
Brazil
501-1,000 employees
Data Scientist
-99
6
3
23
18
1-5 members
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Balanced between agile and traditional
quoted
quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
innovation
not quoted
quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
-99
quoted
income models, claim and premium insurance models
quoted
probability models and scores, fraud and low default models
not quoted
-99
quoted
KNN Apriori algortm and others
quoted
inbalanced dataset techniques
quoted
not quoted
not quoted
quoted
quoted
not quoted
quoted
quoted
quoted
quoted
quoted
quoted
quoted
quoted
LGBM Catboosting
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
Neutral
Neutral
Complex
Complex
Very Complex
Very Complex
Neutral
15
10
10
15
15
25
10
understand the pain and identify if ML is really needed to solve it
brainstorm the solution with ML
propose deadline to that project
is that data enough to that ML solution?
quality data validation
frequency and period (time) validation
wich event are we analysing ?
we need to cut or we need to cluster some kind of data?
we can work with all periods? why? (ex: test and validation data)
is that a classidication or regression problem?
what kind of technique seems bether to use for modelling? (metrics)
present and discuss metrics and distribution of results in this modelling
are metrics estable across the periods? (time validation)
confusion matrix
test and validation comparison
what kind of deploy is better?
how long it takes?
profit analysis
after deploy, data have the same ML results as predicted?
it will be necessary to review this ML solution?
-99
-99
-99
-99
understand the pain and identify if ML is really needed to solve it
we need to cut or we need to cluster some kind of data?
present and discuss metrics and distribution of results in this modelling
Sometimes
20
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
quoted
quoted
quoted
quoted
not quoted
not quoted
-99
not quoted
not quoted
quoted
not quoted
quoted
quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
-99
not quoted
quoted
quoted
quoted
quoted
quoted
quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
-99
quoted
-99
not quoted
80
not quoted
quoted
quoted
not quoted
not quoted
-99
No
-99
-99
53
Completed (31)
2,097
Information System
-99
M.Sc. in Applied Informatics
-99
-99
-99
Brazil
1,001-2,000 employees
Project Lead / Project Manager
-99
6
5
2
0
1-5 members
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
Balanced between agile and traditional
not quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
-99
quoted
Using classification to idenfify food in the images
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
High Relevance
High Relevance
Extremely Relevant
High Relevance
Extremely Relevant
High Relevance
High Relevance
Neutral
Complex
Complex
Complex
Complex
Complex
Neutral
10
15
15
25
10
15
10
not know about the problem
not knowing how to apply ML to the problem
-99
insufficient amount of data
generate a meaningful data sample
-99
sort the data
label the data
-99
understand the models
apply the models
runtime
Select the best metrics
-99
-99
Not knowing how to deploy
-99
-99
I didn't apply it to my project
-99
-99
-99
-99
-99
insufficient amount of data
apply the models
Not knowing how to deploy
Sometimes
50
quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
quoted
quoted
not quoted
not quoted
-99
not quoted
quoted
quoted
not quoted
quoted
quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
-99
not quoted
quoted
quoted
not quoted
not quoted
quoted
quoted
not quoted
quoted
not quoted
quoted
quoted
quoted
not quoted
quoted
quoted
quoted
not quoted
-99
quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
-99
not quoted
-99
quoted
30
quoted
quoted
not quoted
not quoted
not quoted
-99
No
-99
-99
58
Completed (31)
1,696
Computer Science
-99
Computer Science
-99
Microsoft Professional Program Data Science & ML specialization
-99
Germany
1-10 employees
Developer
-99
5
2
3
0
6-10 members
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
Balanced between agile and traditional
not quoted
not quoted
not quoted
quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
quoted
C#
quoted
Injury Prediction
quoted
Pedestrian Detection, Image Label Classification
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
0
0
0
0
0
0
0
0
0
0
0
0
0
0
25
35
20
5
5
5
5
-99
-99
-99
Availability
Quantity
Data Privacy
-99
-99
-99
-99
-99
-99
-99
-99
-99
Cost
Setup Difficulty
-99
-99
-99
-99
-99
-99
-99
Data Availability
Sufficient Data Quantity
Deployment Costs for non-trivial ML projects
Sometimes
30
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
quoted
quoted
not quoted
-99
not quoted
not quoted
not quoted
quoted
quoted
not quoted
not quoted
not quoted
quoted
quoted
quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
quoted
quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
quoted
not quoted
not quoted
-99
not quoted
-99
quoted
10
quoted
not quoted
not quoted
not quoted
not quoted
-99
No
-99
https://t.co/
64
Completed (31)
1,250
Electrical and Electronics Engineering
-99
M.Sc. in AI and Software Engineering
Computer science
Azure Associate AI Engineer, Azure Data Science Associate
-99
Sweden
More than 2,000 employees
Other, which one?
Enterprise, system, solution architect
40
15
5
1
50+ members
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Mostly agile
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
Data analysis for autonomous driving
quoted
not quoted
quoted
not quoted
not quoted
quoted
quoted
not quoted
-99
quoted
-99
quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
quoted
quoted
quoted
not quoted
-99
Extremely Relevant
High Relevance
High Relevance
Neutral
Extremely Relevant
High Relevance
Extremely Relevant
Very Complex
Neutral
Complex
Easy
Very Complex
Complex
Complex
30
10
20
5
20
5
10
understand the context: domain, what decisions are made based on data in what activities to achieve what goals by what roles
reach consensus
resolve conflicts
Given context, define appropriate metrics
If humans are involved, how to avoid bias, motivate them to do it correctly etc.
Handling sensitive data, necessary to detect indirect discrimination
Handling disproportional classes of data
Perform data augmentation
-99
Choose candidate approached
Partitition data, especially time series or unstructured data
-99
Evaluate indirect/direct bias (e.g., indirect/direct discrimination), indirect is the hardest
Determine what metrics to use
-99
Choose apropriate framework
-99
-99
Determine what metrics to monitor
Define alerters, thresholds
-99
-99
-99
-99
Basic: no proper engagement from management, no specific funding or no metrics to measure success
Understand the context
-99
Sometimes
50
quoted
quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
quoted
quoted
quoted
not quoted
not quoted
-99
not quoted
not quoted
quoted
quoted
quoted
quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
quoted
not quoted
quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
quoted
not quoted
not quoted
-99
quoted
quoted
quoted
quoted
quoted
not quoted
quoted
quoted
quoted
not quoted
-99
quoted
not quoted
quoted
not quoted
-99
quoted
-99
not quoted
0
not quoted
not quoted
not quoted
not quoted
not quoted
-99
No
-99
https://www.linkedin.com/
65
Completed (31)
106
-99
-99
-99
-99
-99
-99
0
0
0
-99
-99
-99
-99
-99
0
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Totally traditional
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
Never
-77
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
-99
not quoted
-99
not quoted
-77
not quoted
not quoted
not quoted
not quoted
not quoted
-99
0
-99
-99
69
Completed (31)
79
-99
-99
-99
-99
-99
-99
0
0
0
-99
-99
-99
-99
-99
0
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Totally traditional
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
Never
-77
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
-99
not quoted
-99
not quoted
-77
not quoted
not quoted
not quoted
not quoted
not quoted
-99
0
-99
https://ww2.unipark.de/uc/seml/
70
Completed (31)
1,301
Computer Science
-99
-99
-99
-99
-99
Colombia
51-250 employees
Other, which one?
Consultant
6
1
2
0
1-5 members
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
Balanced between agile and traditional
quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
quoted
not quoted
not quoted
quoted
quoted
not quoted
-99
quoted
-99
quoted
-99
not quoted
-99
quoted
-99
not quoted
-99
not quoted
quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
quoted
not quoted
-99
Extremely Relevant
High Relevance
High Relevance
High Relevance
High Relevance
High Relevance
High Relevance
Neutral
Complex
Very Complex
Complex
Neutral
Complex
Neutral
15
20
15
20
10
10
10
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
Frequently
23
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
quoted
not quoted
quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
quoted
not quoted
quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
quoted
not quoted
quoted
not quoted
-99
quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
-99
not quoted
-99
quoted
10
quoted
not quoted
not quoted
not quoted
not quoted
-99
No
-99
http://m.facebook.com
72
Completed (31)
2,128
Statistics
Data Science
-99
-99
-99
-99
Brazil
251-500 employees
Data Scientist
-99
0
1
1
5
6-10 members
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
Balanced between agile and traditional
not quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
quoted
SAS
not quoted
-99
quoted
-99
quoted
-99
quoted
-99
quoted
Experimental designs, sampling methods to improve the test confiabilty, survival probabilities.
not quoted
not quoted
not quoted
quoted
quoted
quoted
quoted
quoted
quoted
quoted
quoted
quoted
quoted
quoted
Kaplan Meyer, PCA, LDA, ANOVA, ARIMA seasonal, IRT
Extremely Relevant
Extremely Relevant
Extremely Relevant
High Relevance
High Relevance
Low Relevance
Neutral
Very Complex
Complex
Complex
Very Easy
Neutral
Neutral
Complex
25
10
30
5
10
10
10
Different concepts of same thing in the Communication
Different way to think about the problem
Different way to establish what can be the answer of the problem
Trash Data structures
No Data avaliable
Trash Data information
To many NULLs
Wrong data type
-99
Choose the best model
Choose best sampling training data
Understand what the really model does
Choose correct technique to evaluate
See if it really answers the question problem
-99
Some methods are expensive
Hard to make it accessible to specific group of people with login
-99
Monitoring a model of another person (that u didn't work)
-99
-99
Understand statistics behind the models
Check if the model is really adequate using statiscal methods
Check is the sample is really representative and what is the confiability
Understand the problem
Data collection
Pre processing
Frequently
70
quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
quoted
Notion/ Git hub
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
-99
not quoted
-99
quoted
60
quoted
quoted
quoted
quoted
not quoted
-99
Yes, Please, specify
automl in R / driveML in R / databricks Jobs
https://lm.facebook.com/
75
Completed (31)
1,936
-99
-99
-99
-99
-99
-99
0
0
0
-99
-99
-99
-99
-99
0
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Totally traditional
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
Never
-77
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
-99
not quoted
-99
not quoted
-77
not quoted
not quoted
not quoted
not quoted
not quoted
-99
0
-99
-99
105
Completed (31)
2,183
Mechanical Engineering
Control Theory, Information Technologies, Mechatronics
M.Sc. Robotics, Cognition, Intelligence
-99
-99
-99
Germany
1-10 employees
Project Lead / Project Manager
-99
12
6
4
1
1-5 members
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Mostly agile
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
-99
quoted
identify properties and causes of human gait patterns
not quoted
-99
quoted
extract step positions and times from floor sensor data
not quoted
-99
not quoted
not quoted
quoted
not quoted
quoted
not quoted
quoted
quoted
not quoted
not quoted
quoted
quoted
quoted
not quoted
-99
Neutral
Extremely Relevant
High Relevance
High Relevance
Extremely Relevant
Extremely Relevant
Extremely Relevant
Complex
Easy
Easy
Complex
Very Complex
Neutral
Neutral
5
40
15
10
15
10
5
estimating development time
converging expectations and possibilities
overthinking requirements
technical problems
communicating recording procedure
finding probands
keeping code understandable
missing values
-99
finding a good input encoding
hyperparameter optimisation
-99
bad real-world performance
validation leaking
-99
creating robust APIs
-99
-99
graceful fault handling
-99
-99
-99
-99
-99
converging expectations and possibilities
overthinking requirements
bad real-world performance
Frequently
100
quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
quoted
quoted
not quoted
quoted
not quoted
-99
not quoted
not quoted
quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
quoted
quoted
not quoted
not quoted
-99
not quoted
-99
quoted
80
quoted
not quoted
quoted
not quoted
not quoted
-99
No
-99
https://www.google.com/
77
Completed (31)
930
Physics
-99
Particle physics
Particle physics
Artificial Intelligence applied to Geosciences at UFMG
-99
Brazil
More than 2,000 employees
Data Scientist
-99
20
5
5
1
1-5 members
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Totally traditional
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
quoted
-99
quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
Extremely Relevant
High Relevance
High Relevance
Extremely Relevant
High Relevance
High Relevance
Neutral
Very Complex
Complex
Easy
Easy
Easy
Complex
Neutral
25
20
10
25
5
10
5
Identifying the opportunity
-99
-99
Getting permission from the data owners
Identifying the best first oil field to use
Selecting the actual data
SEGY reading
-99
-99
Time to train with huge amounts of data (TB+)
Hyperparameter tuning
Model design
Selecting metrics
-99
-99
UI
Data reading constraints
-99
UI
Metrics
-99
-99
-99
-99
Getting permission from the data owners
Time to train with huge amounts of data (TB+)
UI
Rarely
20
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
quoted
quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
-99
not quoted
-99
quoted
0
not quoted
not quoted
not quoted
not quoted
not quoted
-99
No
-99
https://statics.teams.cdn.office.net/
86
Completed (31)
1,509
Engineering
Data Science, Aeroderivative Turbines, Database architecture
-99
-99
-99
-99
Brazil
1-10 employees
Other, which one?
Director
15
2
1
1
1-5 members
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
Totally agile
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
Extremely Relevant
Neutral
High Relevance
High Relevance
Neutral
Neutral
High Relevance
Neutral
Easy
Neutral
Neutral
Neutral
Neutral
Neutral
20
15
10
20
15
10
10
understand what to achieve
-99
-99
access to data
-99
-99
analyze data
-99
-99
discover better model
-99
-99
is the evaluation right?
-99
-99
deploy cheap as possible
-99
-99
develop tools to monitor
-99
-99
team integration
-99
-99
Dumb team lider
acess to data
team integration
I don't know
50
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
Director
not quoted
quoted
not quoted
quoted
not quoted
quoted
Beer please
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
quoted
quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
-99
not quoted
-99
quoted
100
quoted
not quoted
quoted
not quoted
not quoted
-99
No
-99
-99
111
Completed (31)
1,582
Electrical and Electronics Engineering
Business information
Logistics
-99
IBM Data science on Coursera
-99
Brazil
More than 2,000 employees
Business Analyst
-99
2
2
2
1
1-5 members
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
Mostly agile
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
quoted
Predict the usage of a kind of vessel
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
-99
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
Very Complex
Very Complex
Complex
Very Complex
Neutral
I don't know
Very Complex
10
50
20
10
5
5
0
Deal with different interpretations of the problem
-99
-99
Discover where to get the data
Get all permissions
Conect with the bases
Understand the meaning of each data
Conect different data based
Different names or orthography for the same vessel
To decide te best model
-99
-99
-99
-99
-99
-99
-99
-99
To get the data to keep monitoring
-99
-99
-99
-99
-99
Get all permissions
-99
-99
I don't know
-77
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
-99
not quoted
-99
quoted
0
not quoted
not quoted
not quoted
not quoted
quoted
null
No
-99
-99
97
Completed (31)
1,435
Computer Science
-99
M.Sc. in Computer Science
Ph.D. in Informatics
Coursera
-99
Brazil
More than 2,000 employees
Other, which one?
Machine Learning Engineer
15
12
16
6
1-5 members
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
Mostly agile
quoted
not quoted
quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
quoted
-99
quoted
-99
not quoted
-99
quoted
-99
quoted
Denoising, Image Translation, Pose Estimation, Forecasting
not quoted
not quoted
not quoted
quoted
quoted
not quoted
quoted
quoted
not quoted
quoted
not quoted
quoted
quoted
not quoted
-99
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
High Relevance
Very Complex
Complex
Easy
Complex
Neutral
Neutral
Neutral
30
10
5
25
5
20
5
Understand the business
-99
-99
Where to get the data
-99
-99
Handle data errors
-99
-99
Find the best model
-99
-99
Appropriate metrics
-99
-99
Scalability
-99
-99
Set triggers
-99
-99
-99
-99
-99
Appropriate metrics
Handle data errors
Scalability
Sometimes
20
quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
quoted
Machine Learning Engineer
quoted
quoted
quoted
not quoted
quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
not quoted
not quoted
quoted
not quoted
-99
quoted
MLOps nv2 pipeline
not quoted
10
quoted
quoted
quoted
not quoted
not quoted
-99
Yes, Please, specify
AutoKeras
-99
98
Completed (31)
1,465
Mathematics, Physics
Engineering, Mechanics, Psychology
-99
Mechanics and Numerical Simulation
Data Science Certification
-99
France
251-500 employees
Data Scientist
-99
4
4
12
10
1-5 members
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
Mostly agile
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
Pricing
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
quoted
Groovy, Postgresql
quoted
define the best prices to increase total revenue / estimate sales volume based of price
not quoted
-99
not quoted
-99
quoted
cluster the customers by pricing-behaviour typology
not quoted
-99
not quoted
not quoted
not quoted
quoted
quoted
not quoted
not quoted
quoted
quoted
quoted
not quoted
not quoted
quoted
not quoted
-99
Extremely Relevant
Neutral
High Relevance
High Relevance
Neutral
High Relevance
High Relevance
Complex
Easy
Easy
Complex
Easy
Very Complex
Complex
35
5
10
30
5
10
5
have the same vocabulary than the customer
the customer just wants a better prediction
we don't know about hidden/obvious for the customer requirements
customer isn't able to let them access to the data
prove our data infrastructure security
-99
very rare formatting problem, that we don't have in our sample
merge tables that haven't shared keys
discover new needed preprocessing with the first bad results
how to choose the best model
-99
-99
decide what to check to decide if a result is good or bad?
provide relevant outputs
decide if we should override the ML evaluation in some cases
make a data scientist code a production code (readability, maintanability...)
-99
-99
-99
-99
-99
-99
-99
-99
we don't know about hidden/obvious for the customer requirements
the customer just wants a better prediction
decide if we should override the ML evaluation in some cases
Frequently
70
not quoted
quoted
not quoted
quoted
quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
quoted
quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
quoted
not quoted
quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
-99
quoted
quoted
not quoted
quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
-99
not quoted
-99
quoted
5
not quoted
quoted
not quoted
not quoted
not quoted
-99
No
-99
https://ww2.unipark.de/uc/seml/?fbclid=IwAR0THRpDx-5mwmS4z_YPz_HH60y3golOiVrWeE-mArj7p_JXl-0BzXcfy00
198
Completed (31)
889
Economics
-99
Electrical Engineering
Computer Science
-99
-99
United Kingdom
11-50 employees
Other, which one?
CEO and CTO
2
8
10
5
6-10 members
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
Totally traditional
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
quoted
Human Resources
not quoted
not quoted
quoted
not quoted
not quoted
quoted
quoted
quoted
C#
quoted
-99
quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
quoted
quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
quoted
not quoted
not quoted
-99
High Relevance
High Relevance
Neutral
High Relevance
Extremely Relevant
Neutral
High Relevance
Complex
Complex
Neutral
Neutral
Complex
Neutral
Complex
25
25
10
20
5
10
5
Lack of understanding of Business of the limitations of Data Science
-99
-99
Available data not matching Business Reqs
-99
-99
Excess of feature engineering
-99
-99
Limited repertoire of the Data Scientist
-99
-99
Using wrong or none validation procedure
-99
-99
Lack of understanding of Data Science from Soft Engineers
-99
-99
Lack of adequate monitoring interfaces
-99
-99
-99
-99
-99
Available data not matching Business Reqs
Limited repertoire of the Data Scientist
Lack of understanding of Data Science from Soft Engineers
Frequently
80
not quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
not quoted
-99
not quoted
not quoted
quoted
quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
quoted
quoted
not quoted
-99
not quoted
quoted
quoted
quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
quoted
not quoted
-99
not quoted
-99
quoted
25
quoted
not quoted
not quoted
not quoted
not quoted
-99
No
-99
-99
104
Completed (31)
933
-99
-99
M.Sc. Engineering Physics
Tecn.Lic. in Software Engineering
BTH Masters Course in ML, Combient course in Applied Data Science
-99
Sweden
More than 2,000 employees
Solution Architect
-99
25
1
3
0
1-5 members
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Mostly agile
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
-99
quoted
-99
not quoted
-99
not quoted
-99
quoted
-99
not quoted
-99
not quoted
not quoted
quoted
quoted
quoted
quoted
quoted
quoted
quoted
quoted
quoted
quoted
quoted
not quoted
-99
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
Complex
Easy
Easy
Easy
Complex
I don't know
I don't know
20
15
15
10
20
10
10
Figuring out what need is to be met
Choosing a reliable (relevant) model evaluation metric
-99
Finding data sources
Incomplete/conflicting data
-99
Incomplete/conflicting data
-99
-99
Choosing relevant models to start to evaluate
-99
-99
What evaluation metric is relevent for my problem(s)?
Hyperparameter tuning
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
Figuring out what need is to be met
Incomplete/conflicting data
-99
Frequently
50
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
-99
not quoted
-99
quoted
0
not quoted
not quoted
not quoted
not quoted
quoted
I have not really deployed any ML system in production yet
No
-99
-99
107
Completed (31)
471
Computer Science
Infosec Management
-99
-99
-99
-99
Brazil
251-500 employees
Test Manager / Tester
-99
14
4
10
6
11-20 members
not quoted
not quoted
quoted
quoted
not quoted
not quoted
quoted
not quoted
-99
Mostly agile
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
quoted
not quoted
-99
not quoted
quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
quoted
-99
quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
quoted
not quoted
quoted
not quoted
not quoted
-99
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
High Relevance
Neutral
High Relevance
Very Complex
Neutral
Very Complex
Neutral
Neutral
Neutral
Complex
25
5
20
15
10
10
15
Accurate problem identification
Misunderstanding requirements
Solutions to problems that don't exist
Data selection
Obtaining access to data sources
-99
Merging data from multiple sources and formats
Guaranteeing data quality
-99
Obtaining sufficient test data for training
-99
-99
-99
-99
-99
-99
-99
-99
Correct identification of results
-99
-99
-99
-99
-99
Misunderstanding requirements
Obtaining access to data sources
Guaranteeing data quality
Frequently
100
quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
quoted
not quoted
quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
-99
not quoted
-99
quoted
40
not quoted
not quoted
quoted
not quoted
not quoted
-99
No
-99
-99
113
Completed (31)
2,473
Computer Science
-99
Autonomous intelligent systems
-99
Certified Data scientist specialized in data analytics
-99
0
More than 2,000 employees
Project Lead / Project Manager
-99
7
5
3
2
6-10 members
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
0
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
-99
quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
not quoted
quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
Extremely Relevant
High Relevance
Extremely Relevant
High Relevance
Extremely Relevant
Low Relevance
Neutral
Complex
Neutral
Complex
Complex
Complex
Easy
Easy
20
15
25
15
10
10
5
Customer not aware of ML limitations leading to faulty requirements
-99
-99
Gdpr
Too few samples
Train/test distribution not matching real world data distribution
Data imbalance
Falsely labeled data
-99
Finding the best model / approach
Model accuracy optimization
Model Speed optimization
Interpreting the metric correctly and knowing what it means exactly
Choosing the right metric
-99
Performance (samples per second)
Hardware requirements / cost
-99
Finding real world data issues
-99
-99
Expectation management with future users
-99
-99
To few samples / data
Customer not aware of ML limitations leading to faulty requirements
Train/test distribution not matching real world data distribution
Frequently
60
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
Product owner
quoted
not quoted
not quoted
quoted
quoted
not quoted
-99
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
quoted
quoted
not quoted
not quoted
-99
not quoted
-99
quoted
-77
quoted
not quoted
not quoted
not quoted
not quoted
-99
No
-99
-99
116
Completed (31)
1,303
Electrical and Electronics Engineering
-99
Electrical Engineering
Computer Science
-99
-99
Brazil
1,001-2,000 employees
Other, which one?
Professor
30
30
70
25
6-10 members
quoted
not quoted
not quoted
not quoted
quoted
not quoted
quoted
not quoted
-99
Balanced between agile and traditional
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
quoted
Electricity Sector
quoted
not quoted
quoted
not quoted
quoted
quoted
not quoted
not quoted
-99
quoted
Load and demand forecasting, tax forecasting
quoted
fraude detection, fault classification, equipment diagnosis, classification of diseases
not quoted
-99
quoted
fraud detection, segmentation of seismic data
not quoted
-99
not quoted
not quoted
quoted
not quoted
quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
quoted
quoted
Fuzzy Logic, Evolutionary Computation
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
High Relevance
High Relevance
Neutral
Neutral
Neutral
Complex
Easy
Complex
Neutral
10
15
25
30
10
5
5
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
Sometimes
10
quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
-99
not quoted
-99
not quoted
-77
quoted
not quoted
quoted
not quoted
not quoted
-99
Yes, Please, specify
We develop our own Automated Machine Learning models
-99
117
Completed (31)
2,192
Production Engineering
Business Inteligence
-99
-99
Coursera Data Science Professional Certificate
-99
Brazil
More than 2,000 employees
Business Analyst
-99
1
1
2
2
1-5 members
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
Balanced between agile and traditional
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
Compliance
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
-99
quoted
classification of news according to relevance
quoted
association of news according to subject
not quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
quoted
quoted
not quoted
not quoted
-99
Extremely Relevant
High Relevance
High Relevance
High Relevance
High Relevance
High Relevance
High Relevance
Very Complex
Complex
Very Complex
Complex
Complex
Complex
Complex
30
10
30
10
5
10
5
Not familiar with subject
Client with no time
Confusing ideas from client
Lack of knowledge of different data bases available
-99
-99
Poor data quality
Same attributes in different data bases
-99
Which models to use
-99
-99
Which metrics to use
Result below expected
-99
No Infrastructure available
-99
-99
-99
-99
-99
-99
-99
-99
Result below expected
Confusing ideas from client
No Infrastructure available
Frequently
80
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
quoted
not quoted
not quoted
quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
-99
not quoted
-99
quoted
50
quoted
not quoted
not quoted
not quoted
not quoted
-99
No
-99
-99
123
Completed (31)
1,224
Industrial Pharmacy
Data Science specialization
-99
-99
-99
Green Belt Certification
Brazil
More than 2,000 employees
Business Analyst
-99
0
0
1
1
6-10 members
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Totally traditional
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
-99
quoted
Using classification to identify clothes and classify them all
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
Extremely Relevant
High Relevance
Extremely Relevant
High Relevance
Extremely Relevant
High Relevance
High Relevance
Complex
Very Complex
Complex
Complex
Very Complex
Complex
Neutral
40
10
30
5
5
5
5
lack of experience of the people envolved
lack of knowledge of the business
lack of time to spent on solving problems techniques
lack of (good) data
-99
-99
lack of time
lack of patience to clean data
-99
lack of time
-99
-99
lack of knowledge of the business
-99
-99
lack of time
-99
-99
lack of patience
lack of interest in keep monitoring and improving
-99
-99
-99
-99
lack of knowledge of the business
lack of (good) data
lack of time
Sometimes
50
quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
quoted
not quoted
quoted
not quoted
-99
not quoted
quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
quoted
quoted
not quoted
quoted
quoted
not quoted
quoted
not quoted
-99
not quoted
not quoted
quoted
not quoted
-99
not quoted
-99
quoted
100
not quoted
quoted
not quoted
quoted
not quoted
-99
No
-99
-99
128
Completed (31)
815
Statistics
null
Biostatistics
Statistics, currently in progress
null
-99
Brazil
51-250 employees
Data Scientist
-99
3
3
3
2
6-10 members
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
Totally traditional
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
-99
quoted
-99
quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Extremely Relevant
Extremely Relevant
High Relevance
Extremely Relevant
Extremely Relevant
High Relevance
High Relevance
Complex
Complex
Complex
Very Complex
Very Complex
Complex
Complex
15
15
25
20
10
10
5
Data collection
Quality data
Standard the data
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
Frequently
59
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
-99
quoted
-99
not quoted
36
quoted
quoted
quoted
quoted
not quoted
-99
No
-99
http://lnkd.in/
132
Completed (31)
1,149
Computer Science
-99
Computer Science
-99
-99
-99
Brazil
11-50 employees
Requirements Engineer
-99
4
2
1
1
11-20 members
not quoted
not quoted
not quoted
quoted
not quoted
quoted
quoted
not quoted
-99
Mostly agile
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
quoted
gas emission
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Extremely Relevant
High Relevance
High Relevance
High Relevance
High Relevance
High Relevance
High Relevance
Very Complex
Neutral
Neutral
Neutral
Neutral
Neutral
Neutral
5
5
5
70
5
5
5
low end-user participation
the time dedicated to this step is reduced
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
low end-user participation
the time dedicated to this step (requirements) is reduced
-99
Sometimes
40
not quoted
quoted
not quoted
not quoted
quoted
quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
quoted
not quoted
quoted
meetings with stakeholders
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
quoted
not quoted
quoted
not quoted
quoted
quoted
quoted
not quoted
not quoted
-99
not quoted
quoted
quoted
quoted
-99
quoted
-99
not quoted
100
quoted
quoted
quoted
not quoted
not quoted
-99
Yes, Please, specify
-99
-99
154
Completed (31)
1,271
Computer Science
-99
-99
-99
-99
Database specialization
Brazil
11-50 employees
Developer
-99
7
0
0
0
0
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
null
I don't know
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
null
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
null
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
quoted
null
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
null
Extremely Relevant
Extremely Relevant
High Relevance
Extremely Relevant
High Relevance
High Relevance
High Relevance
Complex
Very Complex
Complex
Complex
Complex
Neutral
Complex
10
20
10
30
10
10
10
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
I don't know
-77
quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
null
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
null
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
null
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
null
not quoted
not quoted
not quoted
quoted
null
not quoted
-99
not quoted
-77
not quoted
not quoted
not quoted
not quoted
quoted
null
0
-99
-99
133
Completed (31)
856
Business Informatics
Business Engineering
Business Informatics
-99
-99
-99
Germany
More than 2,000 employees
Test Manager / Tester
-99
8
1
1
1
1-5 members
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
I don't know
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
Automotive
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Extremely Relevant
High Relevance
Neutral
High Relevance
High Relevance
High Relevance
High Relevance
Complex
Very Complex
Neutral
Complex
Complex
Complex
Complex
15
20
10
15
15
15
10
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
Frequently
60
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
Stream Lead Application Development, Requirements Engineering
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
-99
not quoted
-99
quoted
-77
not quoted
not quoted
not quoted
not quoted
not quoted
-99
No
-99
https://www.linkedin.com/
135
Completed (31)
1,637
Computer Science
Marketing, Finances
M.Sc. in Computer Science
Ph.D. in Computer Science
-99
-99
Brazil
1,001-2,000 employees
Other, which one?
Lecturer
20
13
6
2
1-5 members
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
Mostly agile
quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
quoted
not quoted
quoted
not quoted
quoted
not quoted
not quoted
-99
quoted
Prediction of trends, calls and puts for investiment management
quoted
Classification of biometric signals for health sensors
quoted
cause and effect association applied in traffic network flows to determine congestion behavior and base speed profiles
quoted
User preferences profiling based on user behaviors, relationships and item evaluation
not quoted
-99
quoted
quoted
quoted
quoted
quoted
not quoted
quoted
quoted
quoted
quoted
quoted
quoted
quoted
quoted
Markovian Decision Processes and Uncertainty
High Relevance
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
Neutral
High Relevance
Complex
Very Complex
Neutral
Easy
Neutral
Neutral
Complex
15
30
10
20
10
5
10
determine the limits of the problem
find sources and references that determine the correct direction to take
-99
amount of data to be collected
data accuracy
-99
processing time
-99
-99
processing time
-99
-99
benchmark selection
-99
-99
-99
-99
-99
dynamic environments
online problems
-99
-99
-99
-99
quality of data collection
choice of suitable model
partial data collection (absence of dimensions necessary for the problem)
Frequently
35
not quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
not quoted
-99
quoted
quoted
quoted
not quoted
quoted
not quoted
-99
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
-99
not quoted
-99
quoted
10
quoted
not quoted
quoted
quoted
not quoted
-99
No
-99
-99
147
Completed (31)
2,503
Computer Engineering
Nenhuma
Nenhuma
Nenhuma
HCIA Machine Learning, HCIA Machine Learning NV2
-99
Brazil
1-10 employees
Other, which one?
Bolsista
0
1
2
0
1-5 members
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
I don't know
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
Sistemas de internet das coisas
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
-99
quoted
Previsão de fraude bancário
quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
quoted
quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
-99
Extremely Relevant
High Relevance
Extremely Relevant
Extremely Relevant
Extremely Relevant
Neutral
High Relevance
Complex
Neutral
Complex
Easy
Very Complex
Neutral
Neutral
5
10
20
5
40
10
10
Identificar o tipo de abordagem
-99
-99
Dados mau formados
Dados irrelevantes
-99
Descobrir melhor tecnica de pre-processamento para o data frame me questão
-99
-99
-99
-99
-99
Descobrir melhor metríca para o problema em questão
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
Descobrir melhor tecnica de pre-processamento para o data frame em questão
Identificar o tipo de abordagem
Descobrir melhor metríca para o problema em questão
Frequently
35
quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
not quoted
-99
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
-99
not quoted
-99
quoted
0
not quoted
quoted
quoted
not quoted
not quoted
-99
No
-99
-99
148
Completed (31)
830
Mathematics
Data Science specialization
-99
-99
-99
-99
Brazil
More than 2,000 employees
Data Scientist
-99
1
1
2
2
1-5 members
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
I don't know
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
quoted
Forecasting of company sales
not quoted
-99
not quoted
-99
quoted
Segmentation of stores and customers
not quoted
-99
not quoted
not quoted
not quoted
quoted
quoted
not quoted
quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Extremely Relevant
High Relevance
High Relevance
High Relevance
Extremely Relevant
0
High Relevance
Very Complex
Neutral
Neutral
Complex
Complex
Very Complex
Complex
5
10
35
30
10
10
0
Balancing stakeholders' wishes with what is possible
-99
-99
Aggregating data from separate sources
Validation
-99
Wrong inputs
-99
-99
Feature engineering
-99
-99
Choosing the most suitable metric
-99
-99
Deploying the pipelines when the company doesn't have the infrastructure
-99
-99
-99
-99
-99
-99
-99
-99
Choosing the most suitable metric
Deploying the pipelines when the company doesn't have the infrastructure
-99
Sometimes
20
not quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
quoted
quoted
not quoted
not quoted
quoted
not quoted
quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
-99
quoted
-99
not quoted
100
quoted
not quoted
not quoted
not quoted
not quoted
-99
No
-99
-99
157
Completed (31)
1,035
Mechatronics Engineering
Data Science
Engineering and Management of Complex Systems - Machine Learning
Ph.D. in Astrophysics
Coursera DeepLearning certification
-99
France
More than 2,000 employees
Other, which one?
PhD student DataScience applied in astrophysics
4
3
7
4
1-5 members
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
Mostly agile
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
quoted
Physics
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
quoted
-99
quoted
-99
not quoted
-99
quoted
-99
quoted
Generation
not quoted
not quoted
not quoted
quoted
quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
quoted
Multi Armed Bandit
Extremely Relevant
Extremely Relevant
High Relevance
Neutral
Extremely Relevant
Extremely Relevant
Extremely Relevant
Complex
Complex
Easy
Very Easy
Neutral
Complex
Neutral
15
15
25
10
10
15
10
-99
-99
-99
-99
x
-99
-99
-99
x
-99
-99
-99
-99
-99
-99
x
-99
-99
-99
-99
-99
-99
-99
-99
Data Pre-Processing
Model Deployment
Data Collection
Sometimes
40
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
quoted
Jira
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
not quoted
quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
quoted
not quoted
-99
quoted
Bento ML, Vertex AI (Google), MLFlow
not quoted
100
not quoted
quoted
quoted
not quoted
not quoted
-99
Yes, Please, specify
H2O
https://ww2.unipark.de/uc/seml/
155
Completed (31)
1,302
Computer Science
-99
M.Sc. in Computer Science
Ph.D. in Computer Science
-99
-99
Brazil
11-50 employees
Project Lead / Project Manager
-99
5
2
6
4
6-10 members
not quoted
not quoted
not quoted
quoted
not quoted
quoted
quoted
not quoted
-99
Mostly agile
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
quoted
-99
quoted
-99
not quoted
-99
quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
quoted
quoted
not quoted
not quoted
quoted
not quoted
-99
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
High Relevance
High Relevance
High Relevance
Very Complex
Very Complex
Very Complex
Complex
Complex
Complex
Complex
30
20
15
15
10
5
5
interaction with experts
Documenting requirements
-99
data understanding
-99
-99
interaction with experts
-99
-99
model selection
Aligning requirements with data quality issues
-99
performance analysis
Selecting proper evaluation metrics
-99
customer environment
-99
-99
performance analysis
-99
-99
-99
-99
-99
interaction with experts
data understanding
performance analysis
Sometimes
50
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
quoted
quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
quoted
quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
quoted
not quoted
quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
quoted
quoted
quoted
quoted
not quoted
not quoted
quoted
not quoted
quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
-99
quoted
Microsoft Azure Continuous Integration Pipeline
not quoted
50
not quoted
quoted
quoted
not quoted
not quoted
-99
Yes, Please, specify
Microsoft Azure Continuous Integration Pipeline
-99
161
Completed (31)
170
-99
-99
-99
-99
-99
-99
0
0
0
-99
-99
-99
-99
-99
0
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Totally traditional
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
Never
-77
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
-99
not quoted
-99
not quoted
-77
not quoted
not quoted
not quoted
not quoted
not quoted
-99
0
-99
https://t.co/
168
Completed (31)
1,904
Computer Engineering
-99
-99
-99
Google introduction to ML
-99
Turkey
51-250 employees
Solution Architect
-99
15
1
1
0
1-5 members
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
Mostly traditional
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
Manufacturing
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
quoted
finding bottlenecks in production line
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Extremely Relevant
Extremely Relevant
Neutral
High Relevance
High Relevance
Extremely Relevant
High Relevance
Very Complex
Very Complex
Complex
Neutral
Neutral
Neutral
Easy
25
25
7
15
15
7
6
finding relevant usecase
Most of the employees are not interested in the subject.
to persuade top management about costs
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
finding relevant usecase
Most of the employees are not interested in the subject.
to persuade top management about costs
Sometimes
50
quoted
quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
quoted
not quoted
quoted
not quoted
-99
not quoted
not quoted
quoted
quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
quoted
not quoted
-99
not quoted
-99
quoted
20
quoted
not quoted
quoted
quoted
not quoted
-99
No
-99
-99
170
Completed (31)
1,088
Industrial Engineering
-99
Computer Science
-99
Courses
-99
Turkey
11-50 employees
Data Scientist
-99
5
5
10
10
1-5 members
not quoted
quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Balanced between agile and traditional
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
quoted
quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
-99
quoted
-99
quoted
-99
not quoted
-99
quoted
-99
not quoted
-99
not quoted
quoted
not quoted
quoted
quoted
not quoted
quoted
quoted
quoted
quoted
quoted
not quoted
not quoted
not quoted
-99
Extremely Relevant
Extremely Relevant
High Relevance
High Relevance
High Relevance
High Relevance
High Relevance
Complex
Easy
Neutral
Neutral
Neutral
Complex
Neutral
10
10
20
35
10
15
0
Problem owners don't understand how ML provide benefits to their business.
-99
-99
Generally it is time consuming to collect all relevant data.
-99
-99
Feature generation is difficult and require business domain knowledge.
-99
-99
I spent most of time to develop model and ensemble methods of those models.
-99
-99
Which metric to use with business department is time consuming.
-99
-99
If team member is not software oriented, it is difficult and demotivating.
-99
-99
It is difficult to track performance of each model.
-99
-99
Updating of current models
-99
-99
Model deployement
lack of business domain knowledge or problem identification
-99
Sometimes
40
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
quoted
quoted
not quoted
not quoted
quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
-99
quoted
We developed internal pipeline to monitor and deploy our models easily.
not quoted
80
quoted
quoted
quoted
not quoted
not quoted
-99
No
-99
https://www.linkedin.com/
215
Completed (31)
1,026
Computer Science
Computer Engineering, Software Engineering
Computer Science
Computer Science
-99
-99
Turkey
1-10 employees
Project Lead / Project Manager
-99
22
8
18
10
6-10 members
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
Balanced between agile and traditional
not quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
quoted
.Net Core, C#
quoted
-99
quoted
-99
quoted
-99
quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
quoted
quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
Extremely Relevant
Extremely Relevant
Extremely Relevant
High Relevance
High Relevance
Extremely Relevant
Extremely Relevant
Very Complex
Complex
Complex
Neutral
Complex
Complex
Complex
20
20
20
5
10
15
10
Having no common data vocabulary
Having no clear functional requirements
-99
Different data collection protocols for IoT devices
-99
-99
Lack of business understanding
-99
-99
ML Engineers tend to build complex models
-99
-99
Blacbox models and their lack of explainability
-99
-99
No data engineer in the system
-99
-99
Lack of simple visualization
-99
-99
-99
-99
-99
Lack of business understanding
Blacbox models and their lack of explainability
No data engineer in the system
Frequently
25
quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
-99
not quoted
-99
quoted
20
not quoted
not quoted
quoted
not quoted
not quoted
-99
No
-99
-99
176
Completed (31)
1,274
Economics
Data Science specialization
M.SC. in Business Administration
-99
Google Professional ML Engineer, Google Professional Data Engineer
-99
Brazil
51-250 employees
Data Scientist
-99
3
2
4
2
6-10 members
not quoted
quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
-99
Balanced between agile and traditional
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
quoted
Estimating the sales
quoted
Estimation of Client's score, estimation of probability of the clients situation
quoted
NLP
quoted
Segmentation of Clients base
quoted
Computer Vision
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
-99
Extremely Relevant
High Relevance
High Relevance
Neutral
Neutral
High Relevance
High Relevance
Complex
Neutral
Neutral
Neutral
Neutral
Complex
Very Complex
25
20
15
7
12
15
6
Clients don't know what ML can Do
Requirements too broad
Lack of understanding that ML sometimes does not delivers
Lack of a main unified source
Data Silos inside the organization
Lack of Data Stewardship
Data Management
-99
-99
Cost of Training
Cost of Hyperparameter Tunning
-99
-99
-99
-99
Lack of metadata of the training task
Complexity in integrating with the CI/CD pipelines
Bad practices in software Engineering
Lack of Observability Tools
Lack of personnel
-99
-99
-99
-99
Requirements too broad
Data Silos inside the organization
Lack of personnel
Frequently
75
not quoted
not quoted
quoted
quoted
quoted
not quoted
not quoted
quoted
Architects, Tech Leads and managers
quoted
not quoted
quoted
not quoted
quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
quoted
quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
-99
quoted
quoted
quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
quoted
quoted
not quoted
not quoted
-99
not quoted
-99
quoted
5
quoted
quoted
not quoted
not quoted
not quoted
-99
Yes, Please, specify
AutoKeras, AutoML in Vertex AI
-99
182
Completed (31)
1,514
-99
Data Science
-99
-99
-99
-99
Brazil
251-500 employees
Other, which one?
Maintenance Engineer
2
1
5
0
6-10 members
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
Mostly agile
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
quoted
Membrane saturation prediction,
quoted
Classification of healthy equipment
not quoted
-99
quoted
Clustering of equipment conditions
not quoted
-99
not quoted
not quoted
not quoted
quoted
quoted
not quoted
quoted
quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
-99
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
Very Complex
Complex
Complex
Very Complex
Complex
Complex
Complex
15
20
30
15
10
5
5
Not knowing what to get
Not knowing what benefits have
Not knowing where to attack
Data access
Small amount of data
Data standardization
Poor data quality
Transformation issues
Difference of sampling
Type of model
Time to perform
Fine tuning
Accuracy used
Specialist not assessing
Detailing
Not applicable to me
Not applicable to me
Not applicable to me
Constant training requirement
Too narrow training
Too much requirements
-99
-99
-99
Problem not clearly stated
Time to perform the project
Constant training requirement
Sometimes
50
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
-99
not quoted
-99
quoted
50
not quoted
quoted
not quoted
not quoted
not quoted
-99
No
-99
-99
195
Completed (31)
1,607
Computer System Management
Project Management Specialization
-99
-99
-99
-99
Colombia
11-50 employees
Other, which one?
Data Engineer
5
1
2
1
1-5 members
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
Mostly agile
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
quoted
-99
quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
-99
High Relevance
High Relevance
Extremely Relevant
Neutral
High Relevance
Low Relevance
Low Relevance
Very Complex
Neutral
Complex
Easy
Neutral
Easy
I don't know
30
20
30
5
5
5
5
Los clientes no conocen muy bien lo que quieren o esperan de un sistema de ML. Son contradictorios sus puntos de vista sobre ML.
La trazabilidad de los requerimientos es muy pobre. Los cambios no son documentados. No se especifican muy bien los componentes.
-99
la integración de datos es un problema que no es fácil de abordar
-99
-99
Las versiones de los dataset no se gestionan, raramente se hace esto. Eso muchas vezes ocasiona problema con los dados (diferencia entre datasets que causa confusión)
-99
-99
-99
-99
-99
El entendimiento de las métricas de ML no es simple. Tiene una base estadística que no es fácil de entender
Para los clientes no es fácil decidir si un modelo es bueno o malo solo fijándose en la precisión o accuracy del modelo.
-99
-99
-99
-99
No es una tarea que comúnmente se haga y debería serlo.
-99
-99
-99
-99
-99
Problem Understanding and requirements
Data Preprocessing
-99
Frequently
50
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
quoted
not quoted
quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
quoted
La trazabilidad de los requerimientos
quoted
not quoted
not quoted
not quoted
-99
not quoted
-99
quoted
0
not quoted
not quoted
not quoted
not quoted
not quoted
-99
No
-99
-99
196
Completed (31)
858
Civil Engineering
Data Science and Statistics Computacional
Eletrical Engennering
student
-99
-99
Brazil
More than 2,000 employees
Data Scientist
-99
-99
4
-99
-99
0
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
Balanced between agile and traditional
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
quoted
quoted
quoted
quoted
quoted
not quoted
quoted
quoted
quoted
quoted
quoted
quoted
quoted
not quoted
-99
Not Relevant at All
Extremely Relevant
Extremely Relevant
High Relevance
High Relevance
High Relevance
High Relevance
Complex
Complex
Complex
Neutral
Complex
Complex
Complex
25
30
15
10
10
5
5
list
-99
-99
data set
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
Frequently
70
not quoted
quoted
not quoted
not quoted
quoted
quoted
not quoted
not quoted
-99
quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
quoted
not quoted
not quoted
quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
-99
not quoted
-99
not quoted
80
not quoted
quoted
quoted
not quoted
not quoted
-99
No
-99
-99
207
Completed (31)
1,403
Electrical and Electronics Engineering
-99
M.Sc. in Electrical&Electronics Eng.
-
-
-
Turkey
More than 2,000 employees
Developer
-99
24
5
1
1
6-10 members
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Totally agile
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
-99
quoted
to classify modulation scheme of communication signal
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
-99
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
Complex
Very Complex
Very Complex
Very Complex
Complex
Complex
Complex
0
0
0
0
0
0
0
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
Framework version changes
Model conversions
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
Frequently
50
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
System Engineer
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
-99
not quoted
-99
quoted
20
not quoted
not quoted
quoted
not quoted
not quoted
-99
No
-99
-99
221
Completed (31)
1,354
-99
-99
-99
Ph.D in Computer Science
-99
-99
New Zealand
More than 2,000 employees
Developer
-99
10
3
2
5
1-5 members
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Mostly agile
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
-99
quoted
Text classification
not quoted
-99
quoted
Group texts
not quoted
-99
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
High Relevance
High Relevance
High Relevance
High Relevance
High Relevance
High Relevance
High Relevance
Complex
Neutral
Neutral
Complex
Neutral
Complex
Neutral
30
10
5
30
10
10
5
Identify the key difficulties of a approach
Find the relevant research
Find out the innovative concept
Data source
Access to the data
data privacy
Complicated Texts containing stranger chars
Different forms of data
-99
Find the relevant model
Build the theoretical parts of the model
-99
Find the useful metric
Find the standard dataset for evaluation
Find the optimal hyper-parameters
Computation time and power
Transfer the model
-99
Postential to re-train the model
-99
-99
-99
-99
-99
Identify the key difficulties
Data source
Transfer the model to other kinds of problems.
Frequently
80
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
quoted
quoted
quoted
quoted
quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
quoted
quoted
quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
quoted
quoted
quoted
not quoted
quoted
quoted
quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
-99
not quoted
-99
quoted
10
quoted
quoted
quoted
not quoted
not quoted
-99
No
-99
https://t.co/z2DSUht1bO
222
Completed (31)
811
Computer Science
-99
-99
-99
-99
-99
Brazil
More than 2,000 employees
Project Lead / Project Manager
-99
2
2
4
2
11-20 members
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Balanced between agile and traditional
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Extremely Relevant
Extremely Relevant
High Relevance
Extremely Relevant
High Relevance
High Relevance
High Relevance
Easy
Neutral
Complex
Complex
Complex
Neutral
Neutral
20
20
15
15
10
10
10
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
Problem Understanding and Requirements
Data Collection
Model Creation and Training
Sometimes
25
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
quoted
not quoted
-99
not quoted
-99
quoted
100
not quoted
not quoted
quoted
not quoted
not quoted
-99
No
-99
-99
226
Completed (31)
1,000
Electrical and Electronics Engineering
Project Management Specialization
MBA
-99
Artificial Intelligence | Asian Institute of Management
-99
Turkey
11-50 employees
Project Lead / Project Manager
-99
5
4
2
1
11-20 members
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Balanced between agile and traditional
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
mobile apps
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
quoted
prediction of eCPM, eCPM means estimated cost per mille which uses in advertising for mobile and web applications.
quoted
using classification of app users according to their shopping behavior
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
High Relevance
High Relevance
Neutral
High Relevance
Neutral
Neutral
Neutral
Very Complex
Complex
Very Complex
Very Complex
Very Complex
Complex
Neutral
0
30
20
25
10
10
5
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
Rarely
20
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
quoted
quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
not quoted
quoted
not quoted
-99
not quoted
-99
quoted
10
quoted
not quoted
quoted
not quoted
not quoted
-99
No
-99
https://ww2.unipark.de/uc/seml/
227
Completed (31)
1,146
Computer Engineering
Software Engineering specialization
M.Sc. in Computer Engineering
Ph.D. in Computer Science
-99
-99
Finland
1,001-2,000 employees
Data Scientist
-99
6
3
4
2
1-5 members
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Balanced between agile and traditional
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
-99
quoted
-99
not quoted
-99
quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
Extremely Relevant
High Relevance
Neutral
Neutral
Extremely Relevant
Extremely Relevant
Extremely Relevant
Complex
Neutral
Easy
Easy
Very Complex
Very Complex
Complex
10
10
10
10
20
30
10
Unclear requirements
Unclear expectations
Communication issues with stakeholders
Data is not available
Data is not usable/dirty
-99
Format conversion
Schema structuring/destructuring
-99
Model selection without evaluation
-99
-99
Lack of labeled data
Lack of continuous feedback from stakeholders
-99
Model scalability
Model availability
Synchronization issues
Monitoring added as second thought
-99
-99
-99
-99
-99
Unclear requirements
Lack of continuous feedback from stakeholders
Model scalability
Frequently
30
quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
not quoted
-99
quoted
not quoted
quoted
quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
quoted
not quoted
quoted
not quoted
not quoted
quoted
quoted
not quoted
not quoted
quoted
quoted
quoted
not quoted
not quoted
-99
quoted
quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
quoted
not quoted
-99
quoted
quoted
not quoted
not quoted
-99
quoted
-99
not quoted
50
quoted
not quoted
quoted
not quoted
not quoted
-99
No
-99
-99
228
Completed (31)
1,672
Computer Science
Artificial Intelligence
M.Sc. in Artificial Intelligence
Computer Science
-99
-99
Italy
More than 2,000 employees
Data Scientist
-99
10
5
5
3
6-10 members
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Totally agile
quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
quoted
-99
quoted
-99
quoted
-99
quoted
-99
not quoted
-99
quoted
quoted
not quoted
quoted
quoted
not quoted
quoted
quoted
quoted
quoted
quoted
quoted
quoted
not quoted
-99
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
High Relevance
High Relevance
High Relevance
Complex
Very Complex
Neutral
Complex
Complex
Very Complex
Neutral
20
30
20
15
10
5
0
communication
setting goals
technical disalignment
data availability
data format
-99
lack of resources for a specific language
-99
-99
lack of training data
need of large computational resources
-99
lack of test set
-99
-99
deal with complex interfaces
-99
-99
-99
-99
-99
-99
-99
-99
data availability
need of large computational resources
-99
Sometimes
60
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
not quoted
quoted
not quoted
quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
-99
not quoted
-99
quoted
80
quoted
not quoted
not quoted
not quoted
not quoted
-99
No
-99
-99
235
Completed (31)
825
-99
-99
-99
Information Technology
-99
-99
Austria
501-1,000 employees
Other, which one?
technical director
8
8
5
4
1-5 members
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
-99
Mostly agile
quoted
not quoted
not quoted
quoted
not quoted
quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
quoted
not quoted
quoted
quoted
not quoted
not quoted
-99
quoted
-99
quoted
-99
quoted
-99
quoted
-99
not quoted
-99
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
quoted
quoted
not quoted
-99
0
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
0
Very Complex
Very Complex
Very Complex
Neutral
Complex
Complex
10
20
20
20
10
10
10
requirements are not clear
-99
-99
lack of data
-99
-99
low quality
-99
-99
time consuming
-99
-99
defining the right metric
-99
-99
CI/CD
-99
-99
accurate confidence measure
-99
-99
-99
-99
-99
Model Monitoring
Data Collection
Model Creation and Training
Frequently
50
quoted
not quoted
not quoted
quoted
quoted
quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
quoted
quoted
not quoted
-99
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
quoted
not quoted
quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
-99
quoted
Azure Devops & Kubernetes
not quoted
50
not quoted
not quoted
quoted
not quoted
not quoted
-99
No
-99
https://www.linkedin.com/
242
Completed (31)
3,246
Computer Engineering
Computer Vision
-99
-99
-99
-99
Turkey
251-500 employees
Developer
-99
3
2
3
2
1-5 members
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
Mostly agile
not quoted
quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
Sport
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
-99
quoted
classification for facial expression recognition, human detection, ball detection
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
Extremely Relevant
Extremely Relevant
High Relevance
Neutral
Extremely Relevant
High Relevance
High Relevance
Complex
Neutral
Neutral
Neutral
Complex
Complex
Complex
20
20
10
10
10
10
20
Applying DL for all problems. The problem should be analysed well and related solutions will be tried.
Expecting ML solutions work for all environments.
-99
Data Annotation Quality should measured and maintained
All scenarios should be included.
Version control should be done and updates should be reported
Building a pipeline
Version control should be done and updates should be reported
-99
Building a pipeline
Version control should be done and updates should be reported
-99
Building a pipeline
Choosing right success metrics
Version control should be done and updates should be reported
Keeping stable model success on deployment environment
Version control should be done and updates should be reported
-99
Extracting meaningful graphs etc.
Version control should be done and updates should be reported
-99
-99
-99
-99
Expecting ML solutions work for all environments.
All scenarios should be included.
Version control should be done and updates should be reported
Sometimes
100
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
-99
quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
quoted
quoted
not quoted
not quoted
-99
not quoted
-99
quoted
0
quoted
not quoted
quoted
quoted
not quoted
-99
No
-99
-99
236
Completed (31)
1,266
Computer Science
Computer Vision
Computer Science
-99
-99
-99
Turkey
51-250 employees
Project Lead / Project Manager
-99
5
5
6
5
1-5 members
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
Mostly agile
not quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
Sports
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
quoted
-99
quoted
-99
not quoted
-99
not quoted
-99
quoted
Object detection, Image Segmentation, Keypoint Estimation, Variational Auto Encoders
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
quoted
not quoted
quoted
not quoted
not quoted
-99
Extremely Relevant
Extremely Relevant
High Relevance
Neutral
Neutral
Extremely Relevant
High Relevance
Complex
Complex
Neutral
Easy
Easy
Neutral
Neutral
25
30
5
5
5
20
10
Segmenting problem into smaller simpler problems
-99
-99
Finding Data
Time necessary to label the data
Wrong annotations from annotators, -fixing the annotations-
Keeping the data organized
Keeping the domain of data as small as possible to be able to run smaller models
-99
Manipulating the models to be smaller in order to gain inference speed
Creating convertable models(TVM, tensorRT, RKNN, CoreML) for deployment
-99
Choosing the right metrics for the purpose of a single problem the model is aimed to solve
-99
-99
Using frameworks to deploy developed models in C++ applications
Manipulating models to be convertable
-99
Identifying the point of failure in an application-whether its the developed model or its deplotment implementation bugs-
-99
-99
-99
-99
-99
Segmenting problem into smaller simpler problems
Choosing the right metrics for the purpose of a single problem the model is aimed to solve
-99
Sometimes
50
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
quoted
not quoted
quoted
not quoted
-99
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
-99
quoted
We have our own pipelines, its currently being documented as an orientation guide
not quoted
80
quoted
quoted
not quoted
not quoted
not quoted
-99
No
-99
-99
238
Completed (31)
1,433
Electrical and Electronics Engineering
Computer Vision
M.Sc. in Cognitive Science
-99
NVIDIA - Deep Learning for Computer Vision, NVIDIA - Deep Learning for Multiple Data Types, Coursera - Machine Learning from Andrew NG
-99
Turkey
51-250 employees
Developer
-99
5
4
6
5
1-5 members
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
Mostly agile
not quoted
quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
Sports
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
quoted
-99
quoted
-99
not quoted
-99
not quoted
-99
quoted
Instance Segmentation, Human Pose Estimation
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
-99
Extremely Relevant
High Relevance
High Relevance
Extremely Relevant
Extremely Relevant
Extremely Relevant
High Relevance
Neutral
Very Complex
Easy
Neutral
Easy
Very Complex
Neutral
15
5
40
10
10
15
5
model size and its speed on edge devices
better solutions for problem
-99
-99
-99
-99
Unorganized data
Different data format
Data size
Finding most optimal model for the case
Overfitting
low accuracy
-99
-99
-99
C++ environment is kinda complex with respect to python
-99
-99
-99
-99
-99
-99
-99
-99
model size and its speed on edge devices
low accuracy
-99
Always
80
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
quoted
CEO
not quoted
quoted
quoted
not quoted
quoted
not quoted
-99
not quoted
not quoted
not quoted
quoted
quoted
quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
-99
quoted
Git version control with proper documentation for both deployment and development side
not quoted
20
quoted
quoted
quoted
not quoted
not quoted
-99
No
-99
-99
237
Completed (31)
683
Electrical and Electronics Engineering
Computer Vision
Electronics
-99
-99
-99
Turkey
51-250 employees
Developer
-99
3
1
1
0
1-5 members
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Mostly traditional
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
Sports
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
quoted
-99
quoted
-99
not quoted
-99
quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
quoted
quoted
quoted
not quoted
not quoted
-99
Extremely Relevant
Extremely Relevant
Low Relevance
Low Relevance
Low Relevance
Neutral
Low Relevance
Complex
Neutral
Easy
Easy
Easy
Easy
Easy
50
20
2
10
2
10
6
it requires to master the whole ML topics
-99
-99
hard to find
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
Problem Understanding and Requirements
Data Collection
Other problems
Sometimes
20
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
quoted
quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
-99
not quoted
-99
quoted
20
not quoted
not quoted
quoted
not quoted
not quoted
-99
No
-99
-99
240
Completed (31)
1,101
Industrial Engineering
Data Science
MSc in Big Data and Business Analytics
-
Datacamp Data Scientist Path, Datacamp Data Analyst Path, Datacamp Machine Learning Engineer Path
-99
Turkey
51-250 employees
Data Scientist
-99
3
3
10
4
1-5 members
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Totally agile
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
Sports, Production
quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
quoted
estimate spare parts consumption in a factory, estimate machine stop time(predictive maintenance)
quoted
classify if the product is damaged or not(computer vision)
not quoted
-99
quoted
customer cluster
not quoted
-99
quoted
not quoted
not quoted
quoted
quoted
not quoted
quoted
quoted
quoted
quoted
not quoted
quoted
quoted
not quoted
-99
Extremely Relevant
Extremely Relevant
Extremely Relevant
High Relevance
High Relevance
High Relevance
Extremely Relevant
Very Complex
Neutral
Complex
Easy
Very Complex
Neutral
Complex
30
20
25
5
10
5
5
No clear definition
No data provided
-99
Different type of databases(sql - noSql)
Create a survey if necessary
-99
Dirty data
Wrong Data(wrong measurement by sensors)
-99
-99
-99
-99
Find the best error metric
-99
-99
-99
-99
-99
-99
-99
-99
managers who want quick and reliable solutions
-99
-99
No clear definition
No data provided
Wrong Data(wrong measurement by sensors)
Frequently
40
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
quoted
quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
quoted
quoted
quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
quoted
quoted
not quoted
not quoted
-99
not quoted
-99
quoted
10
quoted
not quoted
quoted
not quoted
not quoted
-99
No
-99
-99
277
Completed (31)
725
Computer Engineering
-99
Computer Engineering
Computer Engineering
-99
-99
Ireland
51-250 employees
Data Scientist
-99
20
20
20
5
6-10 members
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
Mostly agile
quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
quoted
quoted
not quoted
not quoted
-99
quoted
-99
quoted
-99
not quoted
-99
quoted
-99
not quoted
-99
quoted
not quoted
not quoted
quoted
quoted
not quoted
quoted
quoted
quoted
quoted
quoted
quoted
quoted
not quoted
-99
Neutral
Extremely Relevant
Extremely Relevant
High Relevance
High Relevance
High Relevance
Neutral
Easy
Complex
Very Complex
Neutral
Neutral
Very Complex
Neutral
10
20
30
10
10
10
10
-99
-99
-99
Customer systems
Scattered unstructured data
Customer not knowing the data
Unstructured data
Learning data relations
Data size
Target deployment environment
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
Customer not knowing the data
Scattered unstructured data
Target deployment environment
Rarely
20
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
quoted
not quoted
not quoted
quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
quoted
quoted
quoted
quoted
not quoted
not quoted
-99
not quoted
not quoted
quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
not quoted
quoted
quoted
not quoted
-99
quoted
-99
not quoted
50
quoted
not quoted
quoted
not quoted
not quoted
-99
No
-99
-99
252
Completed (31)
1,958
Computer Science
Big Data, AI, HCI, Computational Math, Distributed Systems, MultiAgent Systems
M.Sc. in Computer Science
Ph.D. in Computer Science and Mathematics (AI, Machine Learning, Data Mining)
AWS Certified Machine Learning - Specialty
-99
Italy
More than 2,000 employees
Data Scientist
-99
12
7
15
3
1-5 members
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
Balanced between agile and traditional
quoted
quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
-99
quoted
-99
quoted
-99
not quoted
-99
quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
quoted
quoted
not quoted
quoted
quoted
quoted
quoted
quoted
quoted
quoted
quoted
Inductive Logic Programming, Non-Negative Matrix Factorization, PCA, SVD,
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
High Relevance
High Relevance
Neutral
Complex
Very Complex
Complex
Easy
Neutral
Neutral
10
15
40
15
10
5
5
problem not clear
requirements not clear
both not clear
where do we find data?
where do we collect data?
how do we collect data?
datetime problems
anomalies handling
outliers handling
which model do we select?
hyperparameters tuning handling
-99
which cross-validation methdo do we select?
ECDF charts
-99
is the model still running?
-99
-99
A/B Testing
-99
-99
-99
-99
-99
not providing the prediction in time
-99
-99
Frequently
70
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
quoted
quoted
not quoted
not quoted
not quoted
quoted
simulating system's behavior
not quoted
not quoted
quoted
quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
quoted
quoted
quoted
quoted
not quoted
-99
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
quoted
not quoted
-99
not quoted
not quoted
quoted
not quoted
-99
quoted
-99
not quoted
100
quoted
not quoted
not quoted
not quoted
not quoted
-99
No
-99
-99
254
Completed (31)
566
-99
Data Science specialization
-99
-99
AWS Machine Learning Specialty
-99
Italy
1,001-2,000 employees
Data Scientist
-99
5
2
3
1
1-5 members
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Balanced between agile and traditional
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
Energia imbalance
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
-99
quoted
-99
not quoted
-99
not quoted
-99
quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
quoted
quoted
not quoted
quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Extremely Relevant
Extremely Relevant
Extremely Relevant
High Relevance
High Relevance
Neutral
Neutral
Complex
Complex
Complex
Neutral
Neutral
Easy
Easy
20
30
30
10
10
0
0
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
Frequently
70
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
quoted
quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
quoted
quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
-99
quoted
AWS Sagemaker MLOPS
not quoted
100
quoted
not quoted
quoted
not quoted
not quoted
-99
No
-99
-99
257
Completed (31)
3,383
Software Engineering
Data Science
-99
-99
-99
-99
Italy
More than 2,000 employees
Other, which one?
Both developer and data scientist
0
0
2
0
1-5 members
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Mostly agile
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
-99
not quoted
-99
quoted
Using text to predict intent and sentiment
not quoted
-99
not quoted
-99
quoted
Object detection for garbage identification
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
quoted
BERT, Yolo
Extremely Relevant
High Relevance
Extremely Relevant
High Relevance
High Relevance
Neutral
Neutral
Neutral
Complex
Complex
Neutral
Easy
Neutral
Neutral
10
15
35
20
15
5
0
Understand the domain and user goals or expectations
Define an incorrect ML task
Define some standard of quality
Annotate data if possibile and necessary
-99
-99
Clean data from noise without remove outliers
-99
-99
-99
-99
-99
Have bad score results when we test the model with the test set
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
Never
0
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
quoted
not quoted
not quoted
-99
not quoted
-99
quoted
1
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Yes, Please, specify
H2O
-99
258
Completed (31)
1,859
Physics
Physics
Physics
-99
AWS Machine Learning
-99
Italy
More than 2,000 employees
Data Scientist
-99
6
6
2
0
1-5 members
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Balanced between agile and traditional
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
not quoted
-99
not quoted
-99
quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
quoted
quoted
not quoted
-99
Extremely Relevant
High Relevance
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
High Relevance
Complex
Very Complex
Neutral
Neutral
Neutral
Complex
Complex
20
20
15
15
10
10
10
small time to dedicate for this step
-99
-99
difficulty to find big datasets
-99
-99
managing a lot of errors in data
-99
-99
long time to find the best model
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
Problem understanding and requirements
Data collection
Model creation and trianing
Sometimes
60
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
quoted
quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
quoted
not quoted
quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
-99
quoted
-99
not quoted
50
not quoted
not quoted
not quoted
quoted
not quoted
-99
No
-99
-99
275
Completed (31)
2,875
-99
-99
yes
-99
-99
-99
Germany
1-10 employees
Project Lead / Project Manager
-99
13
4
3
2
6-10 members
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
Mostly agile
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
quoted
-99
quoted
-99
not quoted
-99
not quoted
-99
quoted
-99
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
I don't know
I don't know
I don't know
I don't know
I don't know
I don't know
I don't know
I don't know
I don't know
I don't know
I don't know
I don't know
I don't know
I don't know
40
30
10
10
10
0
0
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
Never
-77
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
-99
not quoted
-99
not quoted
-77
not quoted
not quoted
not quoted
not quoted
not quoted
-99
0
-99
https://mail.google.com/
282
Completed (31)
1,785
Computer Science
-99
M,Sc. in Applied Computing
-99
-99
-99
Brazil
1-10 employees
Developer
-99
17
2
2
0
1-5 members
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
Task List
Balanced between agile and traditional
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
Car Plate Detection, Car Detection, Face Detection
quoted
Face Recognition, Number Recognition
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
High Relevance
Extremely Relevant
Neutral
High Relevance
High Relevance
Extremely Relevant
Low Relevance
Complex
Easy
Very Complex
Very Complex
Neutral
Very Complex
Neutral
10
10
10
25
10
25
10
it's always a new solution
-99
-99
Only known issues have a database (Ex: Car detection)
-99
-99
many techniques to test
-99
-99
-99
-99
-99
Find experts in the problem area
-99
-99
Requires a lot of development time
-99
-99
-99
-99
-99
-99
-99
-99
it's always a new solution
Requires a lot of development time
Many techniques to test
I don't know
30
not quoted
not quoted
not quoted
quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
quoted
not quoted
-99
quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
quoted
not quoted
quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
quoted
quoted
not quoted
quoted
not quoted
quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
-99
not quoted
-99
quoted
-77
not quoted
not quoted
not quoted
not quoted
not quoted
-99
No
-99
https://www.linkedin.com/
283
Completed (31)
595
Computer Science
CS, SE
Master in CS
-99
-99
BSc Economics, BSc Engineering
Sweden
More than 2,000 employees
Other, which one?
I am both Data Scientist and Software Engineer
15
10
5
5
20-50 members
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
V model
Mostly traditional
quoted
not quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
quoted
quoted
Secret ones that can not be disclosed
Extremely Relevant
Neutral
High Relevance
Extremely Relevant
High Relevance
High Relevance
High Relevance
Very Complex
0
Complex
Neutral
Neutral
Neutral
Neutral
5
20
10
40
10
5
10
Focus on symtoms rather than the problem
Not understanding the real needs but solution focus
cool over beneficial
Access
-99
-99
Heterogenicity
-99
-99
Good-enough vs. time spent
-99
-99
Hard to get money for
-99
-99
More focus on getting it to work than getting it to work well
-99
-99
Seldom done
-99
-99
-99
-99
-99
Focus on symtoms rather than the problem
Not understanding the real needs but solution focus
cool over beneficial
Always
80
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
No one
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
They were not really, invented
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
-99
not quoted
-99
quoted
10
quoted
not quoted
not quoted
not quoted
not quoted
-99
Yes, Please, specify
Custom in-house
-99
284
Completed (31)
1,232
Computer Science
Data Science
-99
-99
Datacamp DS With Python Track
-99
Brazil
1,001-2,000 employees
Data Scientist
-99
4
4
6
0
1-5 members
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
I don't know
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
quoted
SQL
not quoted
-99
quoted
Churn, Propensity models for sales, Antifraud
not quoted
-99
quoted
Defining competition groups
not quoted
-99
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
-99
High Relevance
Extremely Relevant
High Relevance
High Relevance
High Relevance
High Relevance
High Relevance
Complex
Complex
Complex
Complex
Complex
Complex
Complex
15
25
40
10
10
0
0
Communication with the Business Unit
Decentralised knowledge
-99
Lack of data
Bias
Decentralised sources
Errors can compromise the whole project (leaking, ...)
Unstructured data
Feature building
Bias/ Variance tradeoff
Choosing the right algorithm for your infrastructure
Splitting the dataset
Choosing the right metric
Choosing Feature selection approach
Identifying overfit
Lack of knowledge on how to do this
-99
-99
Lack of knowledge on how to do this
-99
-99
People often won't see DS as science, removing the experimental point of view. Managers tend to get impatient if no good results come out of the experiment.
-99
-99
Model Deployment lack of know how
Data Collection lack of data
Managers seeing DS projects as traditional software engineering projects.
Frequently
45
quoted
quoted
not quoted
quoted
quoted
not quoted
not quoted
not quoted
-99
quoted
quoted
quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
quoted
not quoted
quoted
not quoted
quoted
quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
-99
quoted
quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
quoted
not quoted
-99
not quoted
-99
quoted
10
quoted
quoted
quoted
not quoted
not quoted
-99
Yes, Please, specify
Pytorch
-99
286
Completed (31)
2,734
Industrial Engineering
-99
Data Science
-99
Azure Machine Learning
-99
Brazil
251-500 employees
Data Scientist
-99
3
3
3
2
1-5 members
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
Mostly agile
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
quoted
Using predictions to estimate oil and grail
quoted
Using classification to estimate seismogram noise quality
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
-99
Extremely Relevant
High Relevance
Extremely Relevant
Extremely Relevant
Low Relevance
High Relevance
Low Relevance
Complex
Complex
Very Complex
Neutral
Easy
Neutral
Neutral
30
10
30
15
5
5
5
Scheduling with Experts
Bad Problem definition
Bad Feature Selection
Authorization
Access restrictions(proxy and virtual machines)
Massive variety of systems
Bad Data structure
Custom and complex tasks
-99
Bad Feature Selection
Data engineering
Model selection
Choose evaluation metric
-99
-99
Set up Infrastructure
-99
-99
Establish automatic model monitoring
-99
-99
Poor Quality Data
-99
-99
Bad problem definition
Bad Feature Selection
Poor quality data
Always
80
quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
quoted
quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
-99
not quoted
-99
quoted
50
not quoted
quoted
not quoted
not quoted
not quoted
-99
No
-99
-99
290
Completed (31)
2,284
Software Engineering
Software analyst
Software Engineering
-99
-99
-99
Turkey
1,001-2,000 employees
Business Analyst
-99
3
0
1
1
20-50 members
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
Mostly agile
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
Kamu Kurumu Projesi
not quoted
quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
.Net Core
not quoted
-99
not quoted
-99
quoted
-99
not quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
High Relevance
High Relevance
High Relevance
Very Complex
Neutral
Easy
Neutral
Very Complex
Complex
Complex
10
15
20
20
10
15
10
3
2
1
2
3
1
3
2
1
3
2
1
2
3
1
1
2
3
1
2
3
1
2
3
1
2
3
Sometimes
75
not quoted
quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
not quoted
quoted
quoted
not quoted
not quoted
quoted
quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
-99
not quoted
-99
quoted
50
quoted
not quoted
quoted
not quoted
not quoted
-99
No
-99
-99
297
Completed (31)
3,674
Actuarial Science
Data Science specialization
-99
-99
-99
Actuarial and Financial Management specialization
Brazil
1,001-2,000 employees
Data Scientist
-99
21
1
1
0
6-10 members
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Totally traditional
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
quoted
quoted
SAS
quoted
medical costs
not quoted
-99
not quoted
-99
quoted
Medical procedures, hospitalizations, medical costs
quoted
interoperability between health information systems
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Extremely Relevant
High Relevance
High Relevance
High Relevance
High Relevance
I don't know
High Relevance
Neutral
Easy
Complex
Complex
Complex
I don't know
Neutral
10
3
70
10
5
0
2
many meetings
-99
-99
choose tools
-99
-99
manage time for task
manage persons for task
-99
choose parameters
-99
-99
reduced time to decide
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
manage time for task
reduced time to decide
-99
Sometimes
30
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
quoted
not quoted
-99
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
-99
not quoted
-99
quoted
50
quoted
not quoted
not quoted
not quoted
not quoted
-99
No
-99
https://mail.google.com/
298
Completed (31)
558
Computer Engineering
Oracle DB Developer
-99
-99
-99
-99
Turkey
251-500 employees
Developer
-99
4
0
0
0
0
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Totally traditional
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
Never
-77
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
-99
not quoted
-99
not quoted
-77
not quoted
not quoted
not quoted
not quoted
not quoted
-99
0
-99
https://ww2.unipark.de/uc/seml/
301
Completed (31)
3,443
Computer Science
Data Science specialization
-99
-99
Applied Data Science Camp
Oracle Database expert
Sweden
More than 2,000 employees
Data Scientist
-99
10
2
2
0
1-5 members
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Mostly agile
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
quoted
using prediction to forecast revenue. Using prediction to predict User experience.
not quoted
-99
not quoted
-99
quoted
-99
quoted
Anomaly detection
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
quoted
Prophet
Extremely Relevant
Extremely Relevant
High Relevance
High Relevance
High Relevance
Neutral
Neutral
Very Complex
Very Complex
Very Complex
Neutral
Neutral
Neutral
Easy
20
30
10
10
10
10
10
poor quality business description
Assumption that all problems can be resolved in ML
-99
Data location and distribution
data quality
lack of availability of large historical data
Data quality
compute resources
data understanding
compute resources
model selection
-99
understanding the model output
-99
-99
continues Data streaming
infrastructure
Architecture
time dedication
-99
-99
-99
-99
-99
Data Collection
infrastructure
Problem Understanding and Requirements
Frequently
90
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
Product owners. Customers
not quoted
not quoted
quoted
quoted
quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
quoted
quoted
not quoted
quoted
not quoted
not quoted
quoted
quoted
not quoted
-99
quoted
quoted
quoted
not quoted
not quoted
quoted
quoted
quoted
not quoted
not quoted
-99
quoted
not quoted
quoted
not quoted
-99
not quoted
-99
quoted
0
quoted
not quoted
not quoted
not quoted
not quoted
-99
No
-99
-99
304
Completed (31)
637
Telecommunications Engineering
-99
Computer Science, Business Administration, IT Project Management
-99
Microsoft certifications: Microsoft - DAT203.2x Principles of Machine Learning , DAT210x Programming with Python for Data Science
Ericsson Data Science Camp
Sweden
More than 2,000 employees
Other, which one?
Researcher
4
3
2
1
11-20 members
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Mostly traditional
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
not quoted
-99
quoted
predict QoS
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
quoted
quoted
not quoted
quoted
quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
-99
Extremely Relevant
Extremely Relevant
Extremely Relevant
High Relevance
High Relevance
Neutral
Neutral
Very Complex
Very Complex
Very Complex
Complex
Complex
Neutral
Neutral
30
20
20
10
10
5
5
Poorly understood problem
Absence of stakeholders
-99
Inefficient data collection
Bugs
-99
Poorly understood problem
Insufficient data
-99
Insufficient data
Insufficient data
-99
Metrics are not linked to the problem
-99
-99
Poor communication between ML developers and software developers
-99
-99
Metrics are not linked to the problem
-99
-99
-99
-99
-99
Poorly understood problem
Inefficient data collection
Insufficient data
Sometimes
50
quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
quoted
quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
-99
quoted
-99
not quoted
10
quoted
not quoted
quoted
not quoted
not quoted
-99
No
-99
-99
309
Completed (31)
1,263
Mathematics
Software implementation project manager
Software engineering
-99
Data science - Spark Academy
-99
Iran
More than 2,000 employees
Project Lead / Project Manager
-99
15
1
1
1
11-20 members
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
Mostly agile
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
Energy management
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
quoted
Fraud detection on energy management system
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
Extremely Relevant
Neutral
Low Relevance
Extremely Relevant
High Relevance
Extremely Relevant
High Relevance
Easy
Neutral
Complex
Complex
Very Complex
Complex
Complex
10
15
15
25
15
10
10
understanding the financial impact
-99
-99
weak data rate sample
-99
-99
limited on embed system
-99
-99
documentation
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
30
-99
-99
Frequently
60
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
-99
not quoted
-99
quoted
90
quoted
not quoted
not quoted
not quoted
not quoted
-99
No
-99
-99
314
Completed (31)
2,129
Manufacturing Engineering
Data Science specialization
M.Sc. in Computer Science
-99
-99
-99
Canada
11-50 employees
Developer
-99
12
2
2
1
1-5 members
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
Mostly agile
quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
-99
quoted
Text message classification
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
Extremely Relevant
High Relevance
Extremely Relevant
Neutral
Extremely Relevant
Neutral
Extremely Relevant
Very Complex
Neutral
Very Complex
Neutral
Very Complex
Neutral
Complex
20
10
30
10
10
5
15
Problem Understanding
-99
-99
-99
-99
-99
Data Sanitization
Data Parsing
-99
Machine Limitations
Getting reliable data
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
Problem Understanding
Getting reliable data
Data Parsing
Sometimes
75
quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
-99
not quoted
-99
quoted
15
not quoted
not quoted
quoted
not quoted
not quoted
-99
No
-99
-99
315
Completed (31)
1,119
Computer Science
Data Science specialization
M.Sc.. in Algorithms, Graph Theory
Ph.D. in Algorithms, Graph Theory
-99
-99
Germany
1-10 employees
Other, which one?
Machine Learning Engineer
20
5
15
4
1-5 members
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Totally agile
quoted
quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
-99
quoted
-99
not quoted
-99
quoted
-99
not quoted
-99
not quoted
not quoted
quoted
not quoted
quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
quoted
quoted
quoted
Transformers
Extremely Relevant
High Relevance
High Relevance
Neutral
High Relevance
High Relevance
Extremely Relevant
Complex
Neutral
Neutral
Neutral
Complex
Complex
Very Complex
25
25
5
5
10
20
10
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
Frequently
100
not quoted
quoted
not quoted
quoted
quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
quoted
not quoted
-99
quoted
Mainly tools provided by Clouds
not quoted
-77
not quoted
quoted
quoted
not quoted
not quoted
-99
Yes, Please, specify
Auto-sklearn and those specific by Cloud providers
-99
316
Completed (31)
910
Computer Science
-99
-99
-99
-99
-99
Brazil
11-50 employees
Developer
-99
2
1
-99
-99
1-5 members
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Mostly agile
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
-99
quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Extremely Relevant
High Relevance
Extremely Relevant
Extremely Relevant
Extremely Relevant
I don't know
Extremely Relevant
Very Complex
Complex
Very Complex
I don't know
Complex
Neutral
Neutral
20
10
15
15
20
10
10
-99
-99
-99
-99
-99
-99
totally unstructured data
variety of data sources
treat each specificity that comes up
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
I don't know
-77
not quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
quoted
quoted
not quoted
quoted
quoted
quoted
quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
-99
not quoted
-99
quoted
-77
not quoted
not quoted
not quoted
not quoted
not quoted
-99
No
-99
-99
317
Completed (31)
3,566
Computer Science
Systems analysis with agile methods
M.Sc. in informatic
-99
-99
-99
Canada
11-50 employees
Solution Architect
-99
15
1
1
0
1-5 members
not quoted
not quoted
quoted
quoted
not quoted
not quoted
quoted
not quoted
-99
Mostly agile
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
System aimed at information security of companies in general.
not quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
quoted
Prediction to predict cyber attacks
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
Semantic analysis
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
Very Complex
Very Complex
Complex
Neutral
Neutral
Neutral
Neutral
10
20
20
30
10
5
5
absence of the client in the project
need to import the data into the development environment
data scientists not able to talk to the client
no data sample showing the problem
confidential data
-99
need a lot of programming to do jobs that other tools already do
-99
-99
great diversity of algorithms that generate a high learning curve to choose the most suitable for the problem
-99
-99
-99
-99
-99
need to deploy into production each new model
-99
-99
-99
-99
-99
the company did not pre-search for ready-made automl tools and instead chose to hire developers to build systems and models from scratch (recreate the wheel).
-99
-99
no data sample showing the problem
need to import the data into the development environment
data scientists not able to talk to the client
Frequently
80
not quoted
not quoted
not quoted
quoted
quoted
quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
quoted
not quoted
-99
not quoted
-99
quoted
0
quoted
not quoted
not quoted
not quoted
not quoted
-99
No
-99
-99
318
Completed (31)
2,477
Information Systems
-99
Teleinformatics Engineering
-99
-99
-99
Canada
11-50 employees
Other, which one?
Research Lead
15
2
1
0
1-5 members
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
Mostly agile
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
Network security
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
-99
quoted
-99
not quoted
-99
quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
Neutral
Complex
Neutral
Complex
Very Complex
Neutral
Complex
10
5
20
20
20
10
15
Wanting to use ML for one but not knowing how to specify exactly the problem
If you have a client, eventually he thinks that ML is like magic, that we develop something capable of solving all problems
Working with a client who has many secret goals and doesn't deliver on the real need
Lack of tagged data
No data
Customer has the data but does not trust to pass it on to you
Wanting to do preprocessing from scratch
Use in-development data that does not match deployment data
-99
Choosing the right algorithm
Parameterize the algorithm properly
Lack of data diversity
Overfitting
An appropriate architecture to delineate well between an online and an offline model
-99
An appropriate architecture to delineate well between an online and an offline model
-99
-99
-99
-99
-99
-99
-99
-99
If you have a client, eventually he thinks that ML is like magic, that we develop something capable of solving all problems
Lack of data diversity
Wanting to do preprocessing from scratch
Frequently
70
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
-99
not quoted
-99
quoted
0
quoted
not quoted
not quoted
not quoted
not quoted
-99
No
-99
-99
319
Completed (31)
761
Computer Engineering
Product Management
MBA
-99
-99
ISTQB, CBAP
Turkey
51-250 employees
Project Lead / Project Manager
-99
9
-99
1
10
11-20 members
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
Mostly agile
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
SPORTS
quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
not quoted
-99
quoted
-99
quoted
-99
quoted
-99
quoted
-99
not quoted
-99
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
High Relevance
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
Neutral
Neutral
Neutral
Neutral
Complex
Neutral
Complex
Complex
5
10
20
20
20
15
10
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
Always
30
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
quoted
Reporting via Jira & Confluence
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
quoted
quoted
-99
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
quoted
not quoted
not quoted
-99
quoted
-99
not quoted
90
quoted
quoted
quoted
quoted
not quoted
-99
No
-99
-99
322
Completed (31)
618
Computer Science
Big Data
-99
-99
-99
-99
Turkey
11-50 employees
Solution Architect
-99
11
6
15
15
6-10 members
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Balanced between agile and traditional
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
quoted
quoted
quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
-99
quoted
-99
quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
quoted
not quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
quoted
quoted
not quoted
quoted
not quoted
-99
Extremely Relevant
High Relevance
High Relevance
High Relevance
High Relevance
Extremely Relevant
High Relevance
Complex
Easy
Easy
Complex
Complex
Neutral
Neutral
25
15
5
20
5
20
10
Business know how
-99
-99
Data Access
Data Understanding
-99
-99
-99
-99
-99
-99
-99
Business interaction
-99
-99
Integration
-99
-99
-99
-99
-99
-99
-99
-99
Business know how
Business interaction
Integration
Frequently
50
not quoted
not quoted
not quoted
quoted
quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
quoted
not quoted
quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
quoted
not quoted
not quoted
-99
quoted
not quoted
quoted
quoted
not quoted
quoted
quoted
quoted
not quoted
not quoted
-99
quoted
quoted
not quoted
not quoted
-99
quoted
In some project we are using Dataiku as MLOps platform. In some, we are using apache airflow to manage ML pipelines.
not quoted
70
quoted
quoted
not quoted
not quoted
not quoted
-99
Yes, Please, specify
Dataiku
-99
339
Completed (31)
1,582
Mathematics
Actuarial Science
-99
-99
Coursera IBM Data Science Specialization certificate, Coursera Andrew NG ML courses
Israel Tech Challenge Data Science Fellowship Certification
Israel
51-250 employees
Data Scientist
-99
2
1
4
2
1-5 members
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Totally traditional
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
Gaming and Marketing
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
quoted
-99
quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
not quoted
quoted
not quoted
quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
Extremely Relevant
Neutral
High Relevance
Neutral
Extremely Relevant
Low Relevance
Extremely Relevant
Very Complex
Complex
Complex
Neutral
Complex
Easy
Neutral
20
10
20
15
15
5
15
domain knowledge
-99
-99
barriers to getting data like cost and logistics
complexity of the data structured/unstructured etc
-99
time
tools available
-99
finding the right model that best fits the data
hyperparameter tuning
overfitting
understanding the business problem
identifying metrics for these business problems
-99
logistics
resources
-99
identifying the right ways of tracking the models inability to capture new environments
not just identifying that there is a problem but understanding which type of problem it is. there are many possible ones
-99
-99
-99
-99
domain knowledge
data collection
model evaluation
Frequently
60
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
quoted
not quoted
-99
quoted
MLFlow/DataBricks
not quoted
90
quoted
quoted
quoted
not quoted
not quoted
-99
Yes, Please, specify
Hyperparameter tuning
https://ww2.unipark.de/uc/seml/
325
Completed (31)
459
Computer Engineering
computer science
computer engineering
-99
-99
-99
Italy
11-50 employees
Solution Architect
-99
4
4
5
2
1-5 members
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
Mostly agile
quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
quoted
-99
quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
quoted
not quoted
quoted
not quoted
quoted
not quoted
quoted
not quoted
quoted
quoted
quoted
quoted
not quoted
-99
High Relevance
High Relevance
High Relevance
High Relevance
High Relevance
Neutral
Neutral
Complex
Complex
Complex
Complex
Complex
Complex
Neutral
15
15
15
15
15
15
10
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
Sometimes
50
not quoted
quoted
not quoted
quoted
quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
quoted
quoted
quoted
not quoted
-99
not quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
not quoted
quoted
quoted
not quoted
quoted
not quoted
quoted
quoted
not quoted
quoted
not quoted
quoted
not quoted
quoted
quoted
quoted
quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
quoted
quoted
not quoted
-99
quoted
-99
not quoted
50
quoted
not quoted
not quoted
quoted
not quoted
-99
No
-99
https://l.facebook.com/
328
Completed (31)
1,568
Computer Science
Machine Learning
M.Sc. in Computer Science
-99
-99
-99
United States
More than 2,000 employees
Other, which one?
Tech Lead
7
7
4
3
20-50 members
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
Mostly traditional
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
Virtual Assistants
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
quoted
Go
quoted
-99
quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
quoted
quoted
CRF
High Relevance
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
High Relevance
Neutral
Very Complex
Complex
Complex
Complex
Complex
Neutral
10
30
15
20
10
10
5
-99
-99
-99
Quality of data sources
Privacy
Storage
-99
-99
-99
Hardware
Hyperparameter tuning
-99
Metrics selection
Clean test sets
-99
High latency
Model too big to be served online
-99
Collect feedback from usage
Engagement metrics
-99
-99
-99
-99
Wrong metrics to measure quality
Bad data quality
Model too big to be served online
Sometimes
20
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
Group of tech leads
not quoted
not quoted
quoted
not quoted
quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
quoted
not quoted
quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
-99
quoted
-99
not quoted
100
quoted
not quoted
quoted
not quoted
not quoted
-99
No
-99
https://www.linkedin.com/
337
Completed (31)
1,172
Software Engineering
Data Science and ML
M.Sc. Applied Data Analytics
[Ongoing] Ph.D. in Machine Learning
Udemy x3
-99
United Kingdom
51-250 employees
Data Scientist
-99
5
3
10
3
1-5 members
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
Mostly agile
not quoted
quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
Research
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
quoted
React JS for visualisations and interaction with the project
not quoted
-99
quoted
Xray scans of security threats, Medical imaging, general purpose models
not quoted
-99
not quoted
-99
quoted
Explainability enchancements ; Autoencoder problems for data compression ; Active Learning ; Meta learning ; Neural Architecture Search
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
quoted
Evolutionary algorithms
Extremely Relevant
Extremely Relevant
High Relevance
High Relevance
High Relevance
Neutral
High Relevance
Very Complex
Neutral
Complex
Complex
Neutral
Easy
Easy
25
20
15
15
10
10
5
Incorrect problem definition
Computational feasibility
Requirement not fit for purpose
Out of distribution samples
Different capturing devices
Data not representative
Normalisation
Selecting salient classes
Augmentations
Learning rate
Picking right architecture
Incorrect loss function
Incorrect metrics
Overfit models
Data leakage or using the test set
Overengineered solutions
Rebuilding after model change
Incompatible frameworks
Too many metrics tracked
No smart tracking
Use of non in-house software can generate data breaches
-99
-99
-99
Incorrect problem definition
Out of distribution samples
Requirement not fit for purpose
Frequently
100
quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
not quoted
-99
quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
quoted
not quoted
not quoted
quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
quoted
not quoted
quoted
quoted
quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
quoted
quoted
not quoted
not quoted
-99
not quoted
-99
quoted
60
quoted
not quoted
quoted
not quoted
not quoted
-99
Yes, Please, specify
Auto-keras ; NNI ; Custom made ones
-99
345
Completed (31)
935
Software Engineering
Web and Data Science, Finance and Accounting
Software Engineering and Management
-99
-99
-99
Austria
251-500 employees
Data Scientist
-99
4
1
1
0
1-5 members
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Mostly traditional
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
Smart Home
not quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
-99
quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
quoted
quoted
quoted
not quoted
-99
Extremely Relevant
Extremely Relevant
Extremely Relevant
Neutral
Extremely Relevant
Neutral
Extremely Relevant
Very Complex
Very Complex
Very Complex
Easy
Easy
Complex
Very Complex
30
10
30
5
10
5
10
no domain knowledge
making assumptions
-99
getting good quality data
not enough data
-99
outliers
bias
dealing with noise
not understanding the algorithm
hyperparameter tuning
-99
not understanding the metrics correctly and thus making false assupmtions
-99
-99
not planning how to integrate the model in the planning phase
-99
-99
no experience with this topic and little information is out there
-99
-99
-99
-99
-99
data quality
coming up with assumptions that turn out to be false
hyperparameter tuning
Always
100
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
quoted
not quoted
not quoted
quoted
quoted
quoted
quoted
not quoted
-99
quoted
quoted
quoted
not quoted
not quoted
quoted
quoted
not quoted
quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
-99
not quoted
-99
quoted
2
not quoted
not quoted
not quoted
not quoted
not quoted
-99
0
-99
-99
346
Completed (31)
502
Software Engineering
Mobile and web applications
Computer Science Information and Security
-99
-99
-99
Turkey
1-10 employees
Project Lead / Project Manager
-99
7
2
1
1
1-5 members
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
Totally agile
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
Energy
quoted
quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
-99
quoted
-99
quoted
-99
not quoted
-99
not quoted
-99
not quoted
quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
Very Complex
Very Complex
Very Complex
Very Complex
Very Complex
Very Complex
Very Complex
20
20
20
10
10
10
10
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
Frequently
60
not quoted
quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
quoted
quoted
quoted
not quoted
-99
not quoted
not quoted
quoted
quoted
quoted
quoted
quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
quoted
quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
-99
not quoted
-99
quoted
-77
quoted
quoted
quoted
not quoted
not quoted
-99
No
-99
-99
347
Completed (31)
985
Mathematics
Computer Science
Statistic and Optimization
-99
-99
-99
Austria
501-1,000 employees
Data Scientist
-99
4
5
5
2
1-5 members
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
Mostly agile
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
quoted
quoted
c#
quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Extremely Relevant
High Relevance
High Relevance
Low Relevance
Neutral
Neutral
Neutral
Very Complex
Complex
Complex
Easy
Neutral
Neutral
Neutral
40
30
20
3
3
2
2
bad documentation
multidiscioplinary
long way to formulate clear requirements
cross over several systems
-99
-99
poor data quality
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
lack of basic knowledge with customers (mean is most difficult concept)
-99
-99
long way to formulate requirements
-99
-99
Frequently
60
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
-99
quoted
airflow, gitlab CI/CD
not quoted
50
not quoted
not quoted
quoted
not quoted
not quoted
-99
No
-99
-99
368
Completed (31)
1,269
-99
-99
M.Sc in Computer Science
-99
-99
-99
Switzerland
More than 2,000 employees
Other, which one?
Senior Management
12
0
10
4
1-5 members
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
Balanced between agile and traditional
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
quoted
financial prediction
quoted
document classification, image classification
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not sure as I am not the developper myself
Extremely Relevant
Neutral
Neutral
High Relevance
High Relevance
Neutral
Extremely Relevant
Easy
Complex
Complex
Very Complex
Easy
Very Complex
Easy
20
10
10
30
10
10
10
Solution searching for a problem
Misunderstand of what AI can do and cannot do
-99
accesses
-99
-99
-99
-99
-99
find the balance between accuracy and transparency
-99
-99
-99
-99
-99
-99
-99
-99
forgotten.
-99
-99
-99
-99
-99
Problem Understanding and Requirements
Model Monitoring
-99
Frequently
30
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
not quoted
not quoted
not quoted
quoted
dataiku
not quoted
-99
quoted
50
quoted
not quoted
not quoted
not quoted
not quoted
-99
Yes, Please, specify
dataiku
-99
360
Completed (31)
24
-99
-99
-99
-99
-99
-99
0
0
0
-99
-99
-99
-99
-99
0
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Totally traditional
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
Never
-77
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
-99
not quoted
-99
not quoted
-77
not quoted
not quoted
not quoted
not quoted
not quoted
-99
0
-99
https://ww2.unipark.de/uc/seml/ospe.php?SES=f1dc7d7f98d3956eecbd6a3bc14026e6&syid=851780&sid=851781&act=start&preview_mode=1
350
Completed (31)
1,157
Computer Science, Mathematics
-99
Artificial Intelligence
Ph.D. in Computer Science (machine learning)
-99
-99
Spain
More than 2,000 employees
Data Scientist
-99
14
14
60
20
6-10 members
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
Balanced between agile and traditional
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
Consumer goods industry
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
-99
quoted
-99
quoted
-99
not quoted
-99
quoted
-99
not quoted
-99
not quoted
quoted
quoted
quoted
quoted
not quoted
quoted
quoted
quoted
quoted
quoted
quoted
quoted
not quoted
-99
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
Very Complex
Very Complex
Neutral
Neutral
Neutral
Neutral
Complex
15
20
30
10
10
5
10
Different languages business vs DS
Lack of background information
Business trying to propose the solution instead of the problem
Data accesibility accross the company (data silos)
-99
-99
Time consuming task
-99
-99
Keeping track of the different experiments/Data used/results done
-99
-99
-99
-99
-99
lack of proper tools to facilitate the deployment
-99
-99
lack of standards for detecting data/model drift
-99
-99
-99
-99
-99
Different languages business vs DS
Data accesibility
-99
Sometimes
40
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
quoted
quoted
not quoted
-99
not quoted
-99
quoted
20
not quoted
not quoted
quoted
not quoted
not quoted
-99
No
-99
-99
351
Completed (31)
1,724
Computer Science
-99
-99
-99
-99
-99
Austria
1-10 employees
Developer
-99
2
1
2
0
1-5 members
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
Mostly agile
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
quoted
Predict next action in a chatbot
quoted
Classification of intents in a chatbot
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
Extremely Relevant
High Relevance
High Relevance
Extremely Relevant
Extremely Relevant
High Relevance
High Relevance
Complex
Neutral
Neutral
Complex
Neutral
Neutral
Neutral
20
15
10
35
10
5
5
Identifying useful use-cases for ML
-99
-99
Finding data sources
-99
-99
Bringing data in consistent structure
-99
-99
Make optimal use of ML technology available in framework
-99
-99
Making right conclusions
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
Identifying useful use-cases for ML
Make optimal use of ML technology available in framework
Finding data sources
Sometimes
40
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
quoted
quoted
quoted
not quoted
quoted
not quoted
-99
not quoted
not quoted
quoted
quoted
quoted
quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
quoted
quoted
quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
quoted
quoted
quoted
not quoted
-99
quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
-99
not quoted
-99
quoted
0
not quoted
not quoted
not quoted
not quoted
not quoted
-99
No
-99
-99
356
Completed (31)
260
Computer Science
-99
-99
-99
-99
null
0
0
0
-99
-99
-99
-99
-99
0
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Totally traditional
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
Never
-77
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
-99
not quoted
-99
not quoted
-77
not quoted
not quoted
not quoted
not quoted
not quoted
-99
0
-99
-99
355
Completed (31)
556
-99
-99
-99
Ph.D. in Computer Science
-99
-99
Turkey
1,001-2,000 employees
Project Lead / Project Manager
-99
25
5
5
1
1-5 members
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
Tailored Waterfall/Agile
Balanced between agile and traditional
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
-99
quoted
-99
quoted
-99
quoted
-99
quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
not quoted
-99
High Relevance
High Relevance
High Relevance
High Relevance
High Relevance
High Relevance
High Relevance
Complex
Complex
Complex
Complex
Complex
Neutral
Neutral
10
10
20
20
20
10
10
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
Frequently
35
quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
quoted
quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
limited docmentataion
not quoted
quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
quoted
quoted
not quoted
not quoted
quoted
not quoted
quoted
quoted
not quoted
-99
quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
not quoted
quoted
quoted
not quoted
-99
not quoted
-99
quoted
30
not quoted
not quoted
quoted
not quoted
not quoted
-99
No
-99
-99
358
Completed (31)
992
Information Systems
MBA in Business Management
-99
-99
Coursera (DeepLearning.ai)
-99
Brazil
51-250 employees
Developer
-99
18
2
3
2
6-10 members
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
Mostly agile
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
quoted
Manufacturing (computer vision for defect detection)
not quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
quoted
1) Churn detection; 2) Predicting API usage (number of API calls non-linearly related to the expected amount of users)
quoted
Defect and anomaly detection in manufacturing process
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
-99
Extremely Relevant
Extremely Relevant
High Relevance
High Relevance
High Relevance
High Relevance
High Relevance
Neutral
Very Complex
Complex
Neutral
Neutral
Very Easy
Easy
20
30
20
20
5
3
2
-99
-99
-99
X
-99
-99
-99
X
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
X
-99
-99
-99
Problem understanding and requirements. We proposed and deployed a custom churn detection model, and in the end it was not considered in the marketing campaign at all. The customer simply asked to not consider it before even seeing the results.
-99
-99
Frequently
50
quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
-99
quoted
quoted
not quoted
not quoted
-99
quoted
-99
not quoted
33
quoted
not quoted
not quoted
not quoted
not quoted
-99
No
-99
https://www.linkedin.com/
362
Completed (31)
538
-99
-99
Master in Computer Science, MAster in MArketing and Trade Management
-99
-99
-99
Spain
More than 2,000 employees
Project Lead / Project Manager
-99
15
3
2
2
11-20 members
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
Balanced between agile and traditional
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
not quoted
quoted
not quoted
not quoted
quoted
quoted
not quoted
-99
quoted
-99
not quoted
-99
not quoted
-99
quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
Extremely Relevant
High Relevance
Extremely Relevant
High Relevance
Extremely Relevant
Extremely Relevant
High Relevance
Very Complex
Neutral
Complex
Complex
0
Neutral
Neutral
10
30
10
20
10
15
5
x
-99
-99
-99
-99
-99
-99
x
-99
-99
-99
-99
-99
-99
-99
-99
-99
x
-99
-99
-99
-99
-99
-99
problem understanding and requirements
data pre-processing
model deployment
Frequently
40
quoted
quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
-99
not quoted
-99
quoted
50
not quoted
not quoted
quoted
not quoted
not quoted
-99
No
-99
https://ww2.unipark.de/uc/seml/
364
Completed (31)
64
-99
-99
-99
-99
-99
-99
0
0
0
-99
-99
-99
-99
-99
0
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Totally traditional
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
Never
-77
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
-99
not quoted
-99
not quoted
-77
not quoted
not quoted
not quoted
not quoted
not quoted
-99
0
-99
-99
365
Completed (31)
902
Computer Engineering
machine learning
-99
-99
-99
-99
Turkey
51-250 employees
Other, which one?
computer vision engineer
2
2
3
2
1-5 members
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Balanced between agile and traditional
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
-99
quoted
-99
not quoted
-99
not quoted
-99
quoted
object detection, segmentation
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
Extremely Relevant
Complex
Complex
Complex
Complex
Complex
Complex
Complex
15
30
10
30
5
5
5
interpreting the problem vaguely
-99
-99
ethical and legal issues
-99
-99
normalization and standardization errors
-99
-99
experiment and dataset versioning
-99
-99
irrelevance between business impact and evaluation metric
-99
-99
compilation of model weights to different hardware is cumbersome
-99
-99
lack of useful dashboards
-99
-99
-
-99
-99
data collection
model evaluation
model monitoring
Sometimes
50
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
quoted
quoted
not quoted
-99
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
quoted
quoted
quoted
quoted
quoted
quoted
quoted
quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
quoted
quoted
quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
quoted
quoted
quoted
not quoted
-99
not quoted
-99
quoted
30
quoted
not quoted
quoted
not quoted
not quoted
-99
No
-99
-99
366
Completed (31)
446
-99
-99
Masters in Industrial Engineering and Management
-99
-99
-99
Portugal
51-250 employees
Project Lead / Project Manager
-99
6
6
30
15
1-5 members
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
Totally agile
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
quoted
quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
-99
quoted
-99
quoted
-99
not quoted
-99
quoted
-99
quoted
Prescription
not quoted
quoted
not quoted
quoted
quoted
not quoted
quoted
quoted
not quoted
quoted
not quoted
quoted
quoted
not quoted
-99
Extremely Relevant
Extremely Relevant
Extremely Relevant
High Relevance
Neutral
Neutral
High Relevance
Complex
Easy
Neutral
Easy
Easy
Complex
Complex
20
15
15
5
5
15
25
Stakeholder buy in
Maintaining business decisions throughout development
-99
Gathering data from ad-hoc sources
-99
-99
Data quality
Data Significance
-99
-99
-99
-99
-99
-99
-99
Ensuring sustainable infrastructure
Not delaying agile development due to infrastructure setup
-99
Deploying long term quality assurance
Development team not always available after deployment
-99
-99
-99
-99
Deploying long term quality assurance
Stakeholder buy in
Maintaining business decisions throughout development
Sometimes
50
quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
quoted
quoted
quoted
quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
-99
quoted
-99
not quoted
70
quoted
not quoted
quoted
not quoted
not quoted
-99
Yes, Please, specify
Auto-sklearn
-99
367
Completed (31)
1,248
Informatics
Software Engineering
Informatics
-99
-99
-99
Germany
51-250 employees
Other, which one?
Reserach Scientist
4
2
4
0
1-5 members
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Mostly agile
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
Manufacturing
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
quoted
Anomaly Detection in an Additive Manufacturing Process
quoted
Anomaly Detection in an Additive Manufacturing Process
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
0
0
Extremely Relevant
Neutral
High Relevance
High Relevance
Extremely Relevant
0
Very Complex
Neutral
Complex
Neutral
Neutral
Complex
15
20
15
15
10
10
15
What Goal or metrics does the ML model follow?
How can success of the ML model be measured?
-99
Data Quality
Availability of data
-99
Missing semantics of data
Missing data
-99
Defining a proper model architectured
-99
-99
Which metrics to select?
-99
-99
What is the best suited deployment strategy?
-99
-99
What artifacts to mintor?
-99
-99
-99
-99
-99
Data availability
Data quality
How to measure success
Frequently
70
not quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
not quoted
-99
quoted
not quoted
quoted
quoted
not quoted
not quoted
-99
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
-99
quoted
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
-99
not quoted
-99
quoted
0
not quoted
not quoted
not quoted
not quoted
not quoted
-99
No
-99
-99
373
Completed (31)
849
Mechanical Engineering
Natural Language Processing
Mechanical Engineering and Computer Engineering
Information Technologies
Udemy, DataCamp, Coursera
other trainings
0
More than 2,000 employees
Other, which one?
Research Engineer
18
5
3
1
1-5 members
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Mostly traditional
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
quoted
-99
quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
quoted
quoted
quoted
not quoted
quoted
quoted
quoted
quoted
quoted
quoted
not quoted
-99
Extremely Relevant
Low Relevance
Extremely Relevant
Extremely Relevant
Extremely Relevant
Neutral
Neutral
Neutral
Neutral
Neutral
Very Complex
Very Complex
Neutral
Neutral
10
10
10
35
20
10
5
-99
-99
-99
-99
-99
-99
-99
-99
-99
1
-99
-99
-99
2
-99
-99
-99
-99
-99
-99
-99
-99
-99
3
Model Creation and Training
Model Evaluation
Data Collection
Sometimes
25
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
-99
not quoted
-99
quoted
20
not quoted
not quoted
quoted
not quoted
not quoted
-99
No
-99
-99
375
Completed (31)
190
-99
-99
-99
-99
-99
-99
0
0
0
-99
-99
-99
-99
-99
0
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Totally traditional
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
Never
-77
not quoted
not quoted
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not quoted
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not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
-99
not quoted
-99
not quoted
-77
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0
-99
https://ww2.unipark.de/uc/seml/
377
Completed (31)
766
-99
-99
Computer Science, Business Administration
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-99
-99
Austria
More than 2,000 employees
Other, which one?
Technology Consulting Competency Lead
20
0
2
1
1-5 members
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
Mostly agile
quoted
not quoted
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not quoted
not quoted
not quoted
-99
not quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
quoted
Foreign Currency Account Recognition
quoted
Outlier detection to improve data quality
not quoted
-99
not quoted
-99
not quoted
-99
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
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not quoted
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not quoted
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not quoted
not quoted
-99
Extremely Relevant
Neutral
Low Relevance
Extremely Relevant
Extremely Relevant
Neutral
High Relevance
Complex
Neutral
Easy
Complex
Very Complex
Easy
Neutral
25
10
10
15
25
5
10
Expectation Mgmt
Education on what ML is
Understanding Business Need
Data Quality
Data availability
GDPR
Data Cleansing
-99
-99
Finding suitable patterns
Experiment
Trial and error
representative test data
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
-99
Expectation Mgmt
Data Quality
representative test data for evaluation
Sometimes
20
quoted
quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
Business
quoted
not quoted
not quoted
quoted
not quoted
not quoted
-99
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
not quoted
quoted
quoted
not quoted
not quoted
not quoted
quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
not quoted
-99
quoted
not quoted
not quoted
not quoted
-99
not quoted
-99
quoted
50
quoted
not quoted
not quoted
not quoted
not quoted
-99
No
-99
-99