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Junyuan Mao

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#artificial intelligence Preprint Oct 2026

PHRBench: A Behavioral Evaluation of Post-Hallucination Reasoning in LLMs

PHRBench is introduced, a controlled benchmark for behaviorally structured PHR across four domains and 18 large language models, and it is found that properties of the hallucinated prompt contain substantial predictive signal for successful recovery, with a lightweight predictor achieving an AUROC of 0.847.

Ling-Hao Meng, Feng He, Xuan Yang et al. · 0 citations

Synergistic Perception-Reasoning Governance: Grounding Medical MLLMs with Verifiable Anatomical Evidence

A holistic, training-free evidence-injection framework that systematically mitigates hallucinations through dual-side evidence injection and introduces a task-aware dynamic router to select modality-specific interventions based on task semantics, balancing perceptual grounding and linguistic fluency is proposed.

Rui Hao, Qiankun Li, Junyuan Mao et al. · 0 citations

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