2015
Independent component analysis of functional networks for response inhibition: Inter‐subject variation in stop signal reaction time
Zhang S, Tsai S, Hu S, Xu J, Chao HH, Calhoun VD, Li C. Independent component analysis of functional networks for response inhibition: Inter‐subject variation in stop signal reaction time. Human Brain Mapping 2015, 36: 3289-3302. PMID: 26089095, PMCID: PMC4545723, DOI: 10.1002/hbm.22819.Peer-Reviewed Original ResearchConceptsStop-signal reaction timeStop-signal taskCognitive controlSignal reaction timeResponse inhibitionStop successBeta weightsReaction timeCritical executive functionFunctional networksIndependent component analysisExecutive functionError trialsSignal taskComponent processesMotor preparationBrain networksBehavioral validityMotor regionsRace modelLinear modelingGeneral linear modelingLarge sampleIndependent componentsFMRI
2011
Functional networks for cognitive control in a stop signal task: Independent component analysis
Zhang S, Li C. Functional networks for cognitive control in a stop signal task: Independent component analysis. Human Brain Mapping 2011, 33: 89-104. PMID: 21365716, PMCID: PMC3674850, DOI: 10.1002/hbm.21197.Peer-Reviewed Original ResearchConceptsStop-signal taskCognitive controlFronto-parietal networkStop successError processingSignal taskComponent processesFunctional networksLeft fronto-parietal networkRight fronto-parietal networkSelf-referential processingCritical executive functionCortico-subcortical networksAttentional monitoringExecutive functionResponse inhibitionError trialsNeural processesIndependent component analysisBehavioral engagementMotor preparationMotor cortical networkCortical networksSE trialsLinear modeling
2009
A neural measure of behavioral engagement: Task-residual low-frequency blood oxygenation level-dependent activity in the precuneus
Zhang S, Li CS. A neural measure of behavioral engagement: Task-residual low-frequency blood oxygenation level-dependent activity in the precuneus. NeuroImage 2009, 49: 1911-1918. PMID: 19761851, PMCID: PMC2791356, DOI: 10.1016/j.neuroimage.2009.09.004.Peer-Reviewed Original ResearchConceptsBlood oxygenation level-dependent activityRegional brain activationLevel-dependent activityTask engagementNeural measuresNeural processesBrain activationPosterior cingulate cortexAttentional monitoringResponse inhibitionHuman cognitionPrefrontal activationSignal taskGreater activationBOLD activityBehavioral engagementCingulate cortexPrecuneusBrain regionsLow-frequency fluctuationsFractional amplitudeBrain imagingSeed regionIndependent component analysisEngagement