Author

Hongxia Yang

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#artificial intelligence Preprint Oct 2026

TRIAGE: Direction-Aware Mismatch Stabilization of Native NVFP4 Reinforcement Learning

Low-precision execution can substantially accelerate reinforcement learning (RL) for large language models, but discrepancies between learner and sampler execution can destabilize policy optimization. In this paper, we characterize the interaction between mismatch and the policy-gradient direction, distinguishing local...

Zhen Li, Shuai Zhang, Yang-Gan Gu et al. · 0 citations

Preprint Aug 2026

Evaluating Counterfactual Sensitivity to Patient Information in Medication-Safety Reasoning

MedPIC-Bench makes conditional rule application measurable and highlights the limitations of static medication-safety accuracy for assessing patient-specific reliability among medical-specific LLMs, whose average CF performance trails that of general LLMs.

Zhitian Hou, Yuhang Liu, Peng-Kai Wang et al. · 0 citations