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PathAnchor 是一个基于路径结构证据工作区的科学推理系统，通过 Material–Sensor–Signal–System 轨迹组织证据，在 120 个柔性传感器问题上以 82.6% 得分领先六个基线系统，并显著提升来源召回率与引用完整性。
Presents LitTraceQA, a benchmark for scientific question answering that requires systems to retrieve relevant papers, locate supporting evidence, and produce verified answers in multiple formats.