Sparse SPM: Group Sparse-dictionary learning in SPM framework for resting-state functional connectivity MRI analysis
Lee YB, Lee J, Tak S, Lee K, Na DL, Seo SW, Jeong Y, Ye JC, Initiative T. Sparse SPM: Group Sparse-dictionary learning in SPM framework for resting-state functional connectivity MRI analysis. NeuroImage 2015, 125: 1032-1045. PMID: 26524138, DOI: 10.1016/j.neuroimage.2015.10.081.Peer-Reviewed Original ResearchConceptsSparse graph modelIndependency assumptionEstimation problemDesign matrixSparse dictionary learningSame temporal dynamicsGraph modelResting-state functional connectivity MRI analysesVariance assumptionLocal network structureSparse combinationTheoretical analysisFunctional connectivity MRI analysisGraph theoretical analysisLocal dynamicsSPM frameworkParameter mappingSummary statisticsDynamicsGlobal brain dynamicsBrain dynamicsGroup-level inferencesLocal connectivityAforementioned individualsStatistical parameter mapping