Peng-Tian Zhu

SOPO: Socratic Guided Policy Optimization for Span-Level Hallucination Detection

Large Language Models (LLMs) have gained widespread adoption in various natural language processing tasks, but suffer from hallucination issues where they generate unfaithful or inconsistent content. While Reinforcement Learning with Verifiable Rewards (RLVR) has shown promising applications in reasoning tasks, its app...