Hugging Face's logo Hugging Face
  • Models
  • Datasets
  • Spaces
  • Docs
  • Enterprise
  • Pricing

  • Log In
  • Sign Up
Zhangchen Xu's picture
17 36 176

Zhangchen Xu PRO

zhangchenxu
21world's profile picture arthrod's profile picture Mi6paulino's profile picture
·
https://zhangchenxu.com/
  • zhangchen_xu
  • zhangchen-xu
  • zhangchenxu

AI & ML interests

LLM Data, Alignment, Post-Training, Safety

Recent Activity

updated a model 4 days ago
zhangchenxu/RB-Qwen2.5-VL-3B-Instruct-vlr_syn_filtered_10k_exp6_hybrid_nothink-GRPO_step312
published a model 4 days ago
zhangchenxu/RB-Qwen2.5-VL-3B-Instruct-vlr_syn_filtered_10k_exp6_hybrid_nothink-GRPO_step312
updated a model 4 days ago
zhangchenxu/RB-Qwen2.5-VL-3B-Instruct-vlr_syn_filtered_10k_exp6_hybrid_nothink-GRPO_step288
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 • 8
  • zhangchenxu/TinyV-Qwen3-1.7B-Think

    Text Generation • 2B • Updated Jun 22 • 7 • 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 • 8
  • zhangchenxu/TinyV-Qwen3-1.7B-Think

    Text Generation • 2B • Updated Jun 22 • 7 • 1
Company
TOS Privacy About Jobs
Website
Models Datasets Spaces Pricing Docs