Abstract—Clusteringanalysisisapromisingdata-drivenmethodforanalyzingfunctionalmagneticresonanceimaging(fMRI)timeseriesdata.Thehugecomputationalload,however,createspracticaldifficultiesforthistechnique.Wepresentanovelapproach,integratingprincipalcomponentanalysis(PCA)andsupervisedaffinitypropa