Knowing When to Abstain: Medical LLMs Under Clinical Uncertainty
知何时退避:医疗大语言模型在临床不确定性中的表现
机构 * Manning College of Information and Computer Sciences, UMass Amherst, MA, USA(马萨诸塞大学阿姆赫斯特曼宁信息与计算机科学学院) ; Center for Healthcare Organization and Implementation Research, VA Bedford Health Care(医疗组织与实施研究中心) ; Miner School of Computer and Information Sciences, UMass Lowell, MA, USA(米纳尔计算机与信息科学学院)
专题命中 幻觉与事实性 :safety(abstract);trustworthy(abstract);分类 cs.CL、cs.AI
AI总结 本文提出MedAbstain基准,探讨医疗LLM在临床不确定性中的退避能力,发现显式退避选项能显著提升安全性,而模型规模和提示方法效果有限。
Comments Equal contribution for the first two authors; To appear in proceedings of the Main Conference of the European Chapter of the Association for Computational Linguistics (EACL) 2026