Diagnosis of Alzheimer's disease using universum support vector machine based recursive feature elimination (USVM-RFE)
Biomedical Signal Processing and Control(2020)
摘要
•Proposed a universum based recursive feature selection technique.•Feature selection is performed using knowledge about data distribution.•Alzheimer's data is classified using various feature extraction methods.•Voxel based and volume based morphometry is utilized for analysis.•Better localization of brain regions is obtained using proposed method.
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关键词
Universum,Alzheimer's disease,MRI,Feature selection,Prior information,Support vector machine
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