Author

Jiongxiao Wang

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Preprint Aug 2026

Generating Biomedical Fact-Checking Reports with RL-Enhanced Agentic Search

The Evidence-Grounded Group Relative Policy Optimization (EG-GRPO) is proposed to perform reinforcement learning on BioCheck Agent with a task-specific reward that incentivizes advanced search behavior and high-quality evidence retrieval while penalizing hallucinations.

Jiongxiao Wang, Di Ma, Chaoqun Ni · 0 citations