2018
Disruption, emergence and lateralization of brain network hubs in mesial temporal lobe epilepsy
Lee K, Khoo HM, Lina JM, Dubeau F, Gotman J, Grova C. Disruption, emergence and lateralization of brain network hubs in mesial temporal lobe epilepsy. NeuroImage Clinical 2018, 20: 71-84. PMID: 30094158, PMCID: PMC6070692, DOI: 10.1016/j.nicl.2018.06.029.Peer-Reviewed Original ResearchConceptsMesial temporal lobe epilepsyTemporal lobe epilepsyLobe epilepsyState functional MRIDefault mode networkHealthy controlsBrain network hubsConnector hubsAbnormal hippocampusMotor networkHippocampal networkBrain regionsSalience networkFunctional MRIEpilepsyEpileptic subjectsMode networkLateralizationBrain networksDefault modeAbnormalitiesPathological disruptionHub reorganizationFunctional networksDisruption
2016
SPARK: Sparsity-based analysis of reliable k-hubness and overlapping network structure in brain functional connectivity
Lee K, Lina JM, Gotman J, Grova C. SPARK: Sparsity-based analysis of reliable k-hubness and overlapping network structure in brain functional connectivity. NeuroImage 2016, 134: 434-449. PMID: 27046111, DOI: 10.1016/j.neuroimage.2016.03.049.Peer-Reviewed Original Research
2015
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