tracked author

Ziniu Li (李子牛)

TRM coauthor and OTB co-first author. Homepage and OpenReview profile connect him to Tencent Hunyuan, CUHK-Shenzhen and a ByteDance Seed internship line; research topics include LLMs and RL.

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归档 Jun 22, 2026

The Optimal Token Baseline: Variance Reduction for Long Horizon LLM RL

推导 token level variance minimizing baseline，并用 logit gradient proxy 近似长轨迹 policy gradient 权重。

待审阅 2602.07078-optimal-token-baseline-long-horizon-llm-rl Credit Assignment RL Algorithm RL Theory

归档 Jun 21, 2026

Trust Region Masking for Long Horizon LLM Reinforcement Learning

用序列级 max token divergence 约束 rollout policy mismatch，控制长轨迹 surrogate error。

待审阅 2512.23075-trust-region-masking-long-horizon-llm-rl Training Stability RL Algorithm Rollout Optimization