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Zhangchen Xu's picture
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Zhangchen Xu PRO

zhangchenxu
TaiGary's profile picture Mi6paulino's profile picture AdinaY's profile picture
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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 about 15 hours ago
mistralai/Devstral-Small-2507
upvoted an article 10 days ago
SmolLM3: smol, multilingual, long-context reasoner
updated a model 20 days ago
zhangchenxu/TinyV-1.5B-Think
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 25 days ago • 42
  • zhangchenxu/TinyV-Qwen3-1.7B-Think

    Text Generation • 2B • Updated 25 days ago • 43 • 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 25 days ago • 42
  • zhangchenxu/TinyV-Qwen3-1.7B-Think

    Text Generation • 2B • Updated 25 days ago • 43 • 1
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