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arXiv 2502.02109cs.LGcs.AI

面向重症监护中可解释且可泛化结局预测的因果信息深度学习

Causally-informed Deep Learning towards Explainable and Generalizable Outcomes Prediction in Critical Care

Tsinghua University(清华大学);Institute of Brain and Cognitive Sciences, Tsinghua University(清华大学脑与认知科学研究院);Chinese PLA General Hospital(中国人民解放军总医院);Shanghai Artificial Intelligence Laboratory(上海人工智能实验室)

Yuxiao Cheng, Xinxin Song, Ziqian Wang, Qin Zhong, Kunlun He, Jinli Suo

AI总结:

本文提出一种基于因果发现的深度学习早期预警模型,通过识别预测背后的因果关系提升可解释性和跨环境泛化能力,在6种危重恶化结局上优于基线算法,并提供因果路径辅助临床诊断与干预。

摘要:

深度学习(DL)的最新进展推动了高性能早期预警评分(EWS)系统的发展,这些系统可预测临床恶化,如急性肾损伤、急性心肌梗死或循环衰竭。深度学习模型已被证明是处理各种任务的强大工具,但其代价是缺乏可解释性和泛化能力有限,这阻碍了它们在临床应用中的推广。为了开发一种适用于多种结局的实用EWS系统,我们提出了因果信息的可解释早期预测模型,该模型利用因果发现来识别预测背后的因果关系,因此具有两个独特优势:在展示预测的明确解释的同时,在应用于陌生环境时表现出良好的性能。得益于这些特性,与各种基线算法相比,我们的方法在6种不同的危重恶化结局上取得了更高的准确性,并在不同患者群体中实现了更好的泛化能力。此外,我们提供了明确的因果路径,可作为辅助临床诊断和潜在干预的参考。所提出的方法增强了深度学习在各种医疗场景中的实际应用。

英文摘要:

Recent advances in deep learning (DL) have prompted the development of high-performing early warning score (EWS) systems, predicting clinical deteriorations such as acute kidney injury, acute myocardial infarction, or circulatory failure. DL models have proven to be powerful tools for various tasks but come with the cost of lacking interpretability and limited generalizability, hindering their clinical applications. To develop a practical EWS system applicable to various outcomes, we propose causally-informed explainable early prediction model, which leverages causal discovery to identify the underlying causal relationships of prediction and thus owns two unique advantages: demonstrating the explicit interpretation of the prediction while exhibiting decent performance when applied to unfamiliar environments. Benefiting from these features, our approach achieves superior accuracy for 6 different critical deteriorations and achieves better generalizability across different patient groups, compared to various baseline algorithms. Besides, we provide explicit causal pathways to serve as references for assistant clinical diagnosis and potential interventions. The proposed approach enhances the practical application of deep learning in various medical scenarios.

机构、总结、中文摘要均由AI分析而来,可能存在错误,请以论文正文为准。

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