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Zhangchen Xu's picture
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Zhangchen Xu PRO

zhangchenxu
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https://zhangchenxu.com/
  • zhangchen_xu
  • zhangchen-xu
  • zhangchenxu

AI & ML interests

LLM Data, Alignment, Post-Training, Safety

Recent Activity

liked a model 6 days ago
MizzenAI/HPSv3
published a dataset 7 days ago
zhangchenxu/OSS_trajectory_1_filtered_converted
liked a dataset 11 days ago
Salesforce/APIGen-MT-5k
View all activity

Organizations

University of Washington's profile picture UW-NSL's profile picture Magpie Alignment's profile picture Sphynx-LM's profile picture KodCode's profile picture dev-store's profile picture VisualSphinx's profile picture

zhangchenxu 's collections 1

TinyV
  • TinyV: Reducing False Negatives in Verification Improves RL for LLM Reasoning

    Paper • 2505.14625 • Published May 20 • 13
  • Sleeping
    1
    1

    TinyV

    💬

    Verify model answers against ground truth

  • zhangchenxu/TinyV-Qwen3-1.7B

    Text Generation • 2B • Updated Jun 22 • 30
  • zhangchenxu/TinyV-Qwen3-1.7B-Think

    Text Generation • 2B • Updated Jun 22 • 33 • 2
TinyV
  • TinyV: Reducing False Negatives in Verification Improves RL for LLM Reasoning

    Paper • 2505.14625 • Published May 20 • 13
  • Sleeping
    1
    1

    TinyV

    💬

    Verify model answers against ground truth

  • zhangchenxu/TinyV-Qwen3-1.7B

    Text Generation • 2B • Updated Jun 22 • 30
  • zhangchenxu/TinyV-Qwen3-1.7B-Think

    Text Generation • 2B • Updated Jun 22 • 33 • 2
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