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Ensemble learning–based method for multiple sclerosis screening from retinal OCT images

delete2025-08-02
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PRE
AI
Y
Yaroub Elloumi *
R
Rostom Kachouri
DOI:10.1007/s11517-025-03410-1delete
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摘要

摘要

En 中文
多发性硬化(MS)是一种神经退行性疾病,会影响视网膜层厚度。因此,多项研究提出利用视网膜光学相干断层扫描(OCT)图像来诊断MS。近期临床研究证实,在四个表层中,尤其是在黄斑区域会发生变薄。然而,现有的MS检测方法并未考虑所有MS症状,这可能影响MS检测性能。本研究提出了一种新的自动化方法,用于从视网膜OCT图像中检测MS。其核心原理基于提取相关视网膜层并确定各层厚度,这些厚度被用于推断MS疾病。主要挑战在于保证在高效探索OCT切片的同时实现高性能的生物标志物提取。我们的贡献包括:(1) 采用两种深度学习(DL)架构分别基于形态学对子图像进行分割,以提升分割质量;(2) 从四个表层中提取厚度特征;(3) 为每个OCT切片分配一个分类器,该分类器根据其相对于黄斑中心的位置进行选择;(4) 通过集成学习方法融合分类器的知识。我们建议的方法实现了97%的准确率、100%的敏感度以及94%的精确度和特异度,超越了多项当前最先进的方法。
Keyword:
DCNN
Feature extraction
Ensemble learning
Optical coherence tomography
Multiple sclerosis

期刊

M
Medical and Biological Engineering and Computing
IF:
2.6
论文数:
311
被引数:
7.7K

机构

U
university gustave eiffel
学者数:
64
论文数: 33
被引数: 0
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