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xuxin

xx18

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https://xinxu-ustc.github.io/

AI & ML interests

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Recent Activity

updated a collection 8 days ago

updated a dataset 8 days ago

xx18/Polaris-Composition-1323K

published a dataset 8 days ago

xx18/Polaris-Composition-1323K

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Organizations

Collections 2

Papers 18

arxiv:2603.05369

arxiv:2602.12036

arxiv:2511.15248

arxiv:2510.00553

models 23

xx18/Baseline-4B-MATH12K

xx18/Composition-RL-30B-A3B

xx18/Composition-RL-4B-Physics_Math

Updated Feb 12 • 4

xx18/Composition-RL-4B-Depth1_2_3

Updated Feb 12 • 1

xx18/Composition-RL-4B-Depth1_2

xx18/Composition-RL-4B

xx18/Composition-RL-14B

Updated Feb 12 • 1

xx18/Composition-RL-8B

Updated Feb 12 • 1

xx18/TFPI-Qwen3-4B-Thinking-2507-Stage3

Text Generation • 4B • Updated Feb 12 • 6

xx18/DirectRL_Qwen3-4B_baseline2

Text Generation • 4B • Updated Feb 12 • 3

datasets 7

xx18/Polaris-Composition-1323K

Viewer • Updated 8 days ago • 1.32M • 13 • 1

xx18/MATH-Composition-Depth3

Viewer • Updated Feb 12 • 132k • 13

xx18/Physics-MATH-Composition-141K

Viewer • Updated Feb 12 • 141k • 13

xx18/MATH-Composition-199K

Viewer • Updated Feb 12 • 199k • 21 • 1

xx18/Composition-RL-EVA

Viewer • Updated Feb 12 • 12.8k • 31 • 1

xx18/TFPI-EVA

Preview • Updated Sep 28, 2025 • 59 • 1

xx18/R2PE

Viewer • Updated Feb 21, 2024 • 38.7k • 31 • 2