A new RL reward-shaping method that rewards low confidence on hard problems and high confidence on easy ones improves LLM math reasoning over a GRPO baseline.
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Know When to Explore: Difficulty-Aware Certainty as a Guide for LLM Reinforcement Learning
A new RL reward-shaping method that rewards low confidence on hard problems and high confidence on easy ones improves LLM math reasoning over a GRPO baseline.