Kaiwen Wang

$Q\sharp$: Provably Optimal Distributional RL for LLM Post-Training

$Q\sharp$: Provably Optimal Distributional RL for LLM Post-Training

Value-Guided Search for Efficient Chain-of-Thought Reasoning

A Reductions Approach to Risk-Sensitive Reinforcement Learning with Optimized Certainty Equivalents

Efficient and Sharp Off-Policy Evaluation in Robust Markov Decision Processes

JoinGym: An Efficient Query Optimization Environment for Reinforcement Learning