Real-time fMRI links subjective experience with brain activity during focused attention
Garrison KA, Scheinost D, Worhunsky PD, Elwafi HM, Thornhill TA, Thompson E, Saron C, Desbordes G, Kober H, Hampson M, Gray JR, Constable RT, Papademetris X, Brewer JA. Real-time fMRI links subjective experience with brain activity during focused attention. NeuroImage 2013, 81: 110-118. PMID: 23684866, PMCID: PMC3729617, DOI: 10.1016/j.neuroimage.2013.05.030.Peer-Reviewed Original ResearchConceptsReal-time fMRIPosterior cingulate cortexBrain activitySubjective experienceFocused attentionCingulate cortexCognitive neuroscience researchFocused attention taskOngoing subjective experienceFeedback graphsOwn brain activityDefault mode networkAttention taskNeural processesIntrospective awarenessOngoing taskRt-fMRIAffective functionsExperienced meditatorsMode networkNovel contextNeuroscience researchMeditatorsBrain imagingObjective measuresA Graphics Processing Unit Accelerated Motion Correction Algorithm and Modular System for Real-time fMRI
Scheinost D, Hampson M, Qiu M, Bhawnani J, Constable RT, Papademetris X. A Graphics Processing Unit Accelerated Motion Correction Algorithm and Modular System for Real-time fMRI. Neuroinformatics 2013, 11: 291-300. PMID: 23319241, PMCID: PMC3644525, DOI: 10.1007/s12021-013-9176-3.Peer-Reviewed Case Reports and Technical NotesConceptsGraphics processing unitsNovel graphics processing unitMotion correction algorithmProcessing unitReal-time methodProcessing delayCorrection algorithmSystem designMotion correction strategiesOffline methodsAlgorithmAvailable softwareReal-time functional magnetic resonance imagingModular approachValuable featuresModular systemPresent algorithmReal-time fMRIMotion correctionMotion parametersSoftwareNew technologiesNew systemCorrection strategyEstimates of motion