tracked author

Yingru Li (李英儒)

TRM equal contribution author and OTB project lead / co-first author. Homepage identifies him as xAI Member of Technical Staff, CUHK 2025 PhD and previously ByteDance; GitHub profile links the same homepage and X account, and is associated with verl-related work.

2 archived notes X: high Homepage GitHub X

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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