Zhenghao Xu's picture

Zhenghao Xu

zhenghaoxu

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upvoted an article 2 days ago

Keep the Tokens Flowing: Lessons from 16 Open-Source RL Libraries

commented on a paper 18 days ago

VESPO: Variational Sequence-Level Soft Policy Optimization for Stable Off-Policy LLM Training

updated a dataset 19 days ago

zhenghaoxu/aime-beyond

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upvoted an article 2 days ago

Article

Keep the Tokens Flowing: Lessons from 16 Open-Source RL Libraries

+7

4 days ago

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44

upvoted 2 papers about 1 month ago

Approximation of Log-Partition Function in Policy Mirror Descent Induces Implicit Regularization for LLM Post-Training

Paper • 2602.05933 • Published Feb 5 • 5

Good SFT Optimizes for SFT, Better SFT Prepares for Reinforcement Learning

Paper • 2602.01058 • Published Feb 1 • 41