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AI 根据所提供的论文材料归类:摘要内容为医学AI一致性的贝叶斯不确定性量化与多读者标注分析,未涉及所提供微观、宏观或金融计量领域细分的直接文本依据。

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Bayesian Uncertainty Quantification of Breast-Cancer Pathology AI Agreement under Reader- and Annotation-Condition-Dependent Reference Labels

读者与标注条件依赖参考标签下乳腺病理AI一致性的贝叶斯不确定性量化

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代码、数据与补充材料

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关注这篇论文的作者
Hammed A. Olayinka

读者与标注条件依赖参考标签下乳腺病理AI一致性的贝叶斯不确定性量化

研究问题
摘要称,研究在人类参考标签随读者与标注流程变化时,如何量化一个固定病理AI系统与未来合格读者之间的一致性,且不把推断出的共识当作无误差的生物学真值。
方法与思路
作者提出使用固定外部HoVer-Net决策向量,分析Linked Evaluation与Unbiased NuCLS多读者数据;纳入原始一致率与iMRMC基准、仅读者与共享可检测性贝叶斯模型、结构敏感性、对抗模拟及预测评估,并以Δ=θ_E−θ_U作描述性对比。
材料陈述的贡献
摘要称,在5,188个读者-锚点配对中19.62%改变AI一致性状态;仅读者模型Δ=−0.0008,共享可检测性模型Δ≈0;绝对一致率对结构扰动敏感,而Evaluation减Unbiased对比相对稳定,并建议报告读者总体、选定框架、观测机制与结构敏感性。
阅读关注点
应核对锚点、视野、切片与读者数量的筛选过程,两种参考条件与观测机制的定义,贝叶斯模型的可识别性与先验,iMRMC与对抗模拟的具体设定,以及预测评估中切片构成变化的影响。
阅读边界
摘要未说明模型识别假设、先验细节与完整结果;作者明确表示这些发现不构成等价性、因果辅助效应、生物学准确性或新患者可迁移性的证据。该文为arXiv预印本,未经同行评审验证,不能据此声称已被期刊接收。

原文摘要

Human reference labels used to evaluate medical AI can vary across readers and annotation workflows. We quantified agreement of a fixed pathology AI system with a future qualified reader without treating inferred consensus as error-free biological truth. Linked Evaluation and Unbiased NuCLS multirater data were analyzed using a fixed external HoVer-Net decision vector. The selected frame contained 1,144 anchors, 52 fields of view, five slides/patients, and five primary readers. The target was fixed-AI agreement with a future reader, with descriptive contrast $Δ=θ_E-θ_U$. Analyses included raw agreement and iMRMC benchmarks, reader-only and shared-detectability Bayesian models, structural sensitivities, adversarial simulations, and predictive assessment. Among 5,188 reader-anchor pairs observed in both conditions, 19.62% changed AI-agreement state, while raw agreement was 0.5466 in Unbiased and 0.5473 in Evaluation. The reader-only model gave $Δ=-0.0008$ (95% CrI, $-0.0033$ to $0.0008$), and the shared-detectability model gave $Δ\approx0$ ($-0.0140$ to $0.0127$). Across structural perturbations, absolute agreement ranged from 0.420 to 0.646 in Unbiased and 0.409 to 0.640 in Evaluation. Frozen adversarial simulations met the comparative-stability criterion (median $R=0.295$; 14/16 model-scenario cells had $R<1$). Held-out-AI prediction supported shared predictive information, but varied by slide composition. The Evaluation-minus-Unbiased contrast was comparatively stable, whereas absolute agreement was structurally sensitive. These findings do not establish equivalence, causal assistance effects, biological accuracy, or new-patient transportability. Evaluations using variable human references should report reader population, selected frame, observation mechanism, and structural sensitivity.

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