HaotianXuwei

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zhaihaotian  authored a paper 2 days ago

Abstain-R1: Calibrated Abstention and Post-Refusal Clarification via Verifiable RL

zhaihaotian  authored a paper 2 days ago

Make Sparse Rewards Count: Density-Aware Reward Aggregation for Multi-Reward RL

zhaihaotian  authored a paper 2 days ago

Each Reward to Its Relevant Tokens: Reward-Specific Token-Level Credit Assignment for Multi-Reward RL

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