UniRRM: Unified Reasoning Reward Models Across Languages and Evaluation Paradigms
Reinforcement learning (RL) excels on tasks with verifiable rewards, but in open-ended tasks, the reliability of reward models remains a key challenge. Existing solutions either depend on costly proprietary LLM-as-a-Judge systems or opaque scalar reward models that lack interpretability. Recent works on generative rewa...
Peng Lai, Yi-Chao Du, Junchao Wu et al.
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