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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 3 days ago
miromind-ai/MiroThinker-v1.5-30B
liked a model 3 days ago
miromind-ai/MiroThinker-v1.5-235B
liked a model 26 days ago
nvidia/NVIDIA-Nemotron-3-Nano-30B-A3B-BF16
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 Agent-Ark's profile picture Bake AI'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, 2025 • 13
  • Running on Zero
    1

    TinyV

    💬
    1

    Verify model answers against ground truth

  • zhangchenxu/TinyV-Qwen3-1.7B

    Text Generation • 2B • Updated Jun 22, 2025 • 1
  • zhangchenxu/TinyV-Qwen3-1.7B-Think

    Text Generation • 2B • Updated Jun 22, 2025 • 4 • 3
TinyV
  • TinyV: Reducing False Negatives in Verification Improves RL for LLM Reasoning

    Paper • 2505.14625 • Published May 20, 2025 • 13
  • Running on Zero
    1

    TinyV

    💬
    1

    Verify model answers against ground truth

  • zhangchenxu/TinyV-Qwen3-1.7B

    Text Generation • 2B • Updated Jun 22, 2025 • 1
  • zhangchenxu/TinyV-Qwen3-1.7B-Think

    Text Generation • 2B • Updated Jun 22, 2025 • 4 • 3
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