联合分类和细分,以便通过胸部X射线对急性呼吸困扰综合征进行可解释的诊断
Mohammad Yahyatabar1, Philippe Jouvet2, Farida Cheriet1
1Polytechnique Montréal, Department of Computer and Software Engineering, Montreal, Quebec, Canada.
Journal of medical imaging (Bellingham, Wash.)
|October 19, 2023
概括
这项研究介绍了Dense-Ynet,这是一个可解释的深度学习模型,用于从胸部X射线中诊断急性呼吸困扰综合征 (ARDS). 该模型在检测ARDS症状方面实现了高精度,改善了临床决策.
科学领域:
- 医疗成像医学成像
- 人工智能在医学中的应用
- 肺部病理学 肺部病理学
背景情况:
- 急性呼吸困扰综合征 (ARDS) 是一种严重的病症,由于肺炎引起严重的低氧化症.
- 胸部放射 (CXR) 对于ARDS诊断至关重要,但有限的标记数据集和AI模型中缺乏可解释性阻碍了进展.
- 现有的机器学习方法往往缺乏透明度,限制了它们在肺部疾病诊断中的临床采用.
研究的目的:
- 开发一种临床可解释的方法来检测CXR图像中的ARDS.
- 为解决AI模型培训ARDS标记数据集的稀缺问题.
- 通过可解释的决策系统,增强AI在识别ARDS方面的诊断能力.
主要方法:
- 一个新的深度分类细分模型,Dense-Ynet,是使用ARDS标记的CXR数据集开发的.
- 该模型结合了肺部细分和基于象限的分类策略来分析肺部参与.
- 该方法将每个肺部分为上半部分和下半部分,以便进行详细的象限分析.
主要成果:
- 基于象限的分类实现了接收器操作特征曲线下的面积为95.1% (95% CI 93.5至96.1).
- 密集Ynet精确地细分肺部区域,即使在异常的CXR图像中边界不清楚.
- 该模型提供可解释的预测,与ARDS的临床诊断标准保持一致.
结论:
- 该研究提出了一个可解释的AI系统,用于使用CXR进行ARDS诊断.
- 丹斯-Ynet模型在识别ARDS方面表现出高性能和临床相关性.
- 这种方法促进了ARDS诊断的更好的临床接受和决策.
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