Search Broadly, Seek Evidence on Both Sides, Decide Narrowly: Evidence-Admissible GraphRAG for Longitudinal Clinical Event Verification
广泛搜索、兼顾正反证据、精准决策:面向纵向临床事件验证的证据可接纳图检索增强生成(GraphRAG)
AI总结 本研究提出MedEventGraph-RAG框架,通过图结构关联患者临床事件与源证据,兼顾正反证据检索与过滤,在四个数据集的纵向临床事件验证任务中显著提升性能,减少无依据结论。
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