Lichang Chen

Learning to Reason via Mixture-of-Thought for Logical Reasoning

Creativity or Brute Force? Using Brainteasers as a Window into the Problem-Solving Abilities of Large Language Models

RRM: Robust Reward Model Training Mitigates Reward Hacking

OmnixR: Evaluating Omni-modality Language Models on Reasoning across Modalities

OPTune: Efficient Online Preference Tuning