2016
The effects of methylphenidate on cerebral responses to conflict anticipation and unsigned prediction error in a stop-signal task
Manza P, Hu S, Ide JS, Farr OM, Zhang S, Leung HC, Li CR. The effects of methylphenidate on cerebral responses to conflict anticipation and unsigned prediction error in a stop-signal task. Journal Of Psychopharmacology 2016, 30: 283-293. PMID: 26755547, PMCID: PMC4837899, DOI: 10.1177/0269881115625102.Peer-Reviewed Original ResearchConceptsUnsigned prediction errorsStop-signal taskConflict anticipationVentromedial prefrontal cortexEffects of methylphenidateDorsal anterior cingulateInferior parietal lobulePresupplementary motor areaCognitive controlHealthy young adultsNeural processesUpcoming conflictTask performanceNeural mechanismsBilateral caudate headParietal lobulePrediction errorPrefrontal cortexAnterior cingulateAdaptive behaviorParahippocampal gyrusMethylphenidateMotor areaAnticipation activityYoung adults
2015
Anticipating conflict: Neural correlates of a Bayesian belief and its motor consequence
Hu S, Ide JS, Zhang S, Li CS. Anticipating conflict: Neural correlates of a Bayesian belief and its motor consequence. NeuroImage 2015, 119: 286-295. PMID: 26095091, PMCID: PMC4564311, DOI: 10.1016/j.neuroimage.2015.06.032.Peer-Reviewed Original ResearchConceptsProactive controlMedial prefrontal cortexNeural correlatesPrefrontal cortexPre-supplementary motor areaTrial reaction timeStop-signal taskBilateral anterior insulaProlonged response timeReaction timeMotor consequencesCognitive controlConflict anticipationRT slowingSignal taskAnterior insulaTarget onsetLarge fMRI data setsPrediction errorBehavioral paradigmsBehavioral consequencesGranger causality analysisFMRI data setsBayesian beliefFMRI signals
2013
Bayesian Prediction and Evaluation in the Anterior Cingulate Cortex
Ide JS, Shenoy P, Yu AJ, Li CS. Bayesian Prediction and Evaluation in the Anterior Cingulate Cortex. Journal Of Neuroscience 2013, 33: 2039-2047. PMID: 23365241, PMCID: PMC3711643, DOI: 10.1523/jneurosci.2201-12.2013.Peer-Reviewed Original ResearchConceptsDorsal anterior cingulate cortexStop-signal taskAnterior cingulate cortexBayesian ideal observer modelCingulate cortexCognitive control functionsFunctional magnetic resonance imagingNeural recording studiesIdeal observer modelPrediction errorMonitoring of conflictStimulus expectationError likelihoodError anticipationResponse errorsObserver modelRecording studiesProbabilistic expectationsResponse outcomesTaskCortexHemodynamic responseMagnetic resonance imagingConflictExpectations