1999
(Non)stationarity of temporal dynamics in fMRI
Calhoun V, Adali T, Pearlson G. (Non)stationarity of temporal dynamics in fMRI. Annual International Conference Of The IEEE Engineering In Medicine And Biology Society 1999, 2: 1079 vol.2. DOI: 10.1109/iembs.1999.804239.Peer-Reviewed Original ResearchPrimary visual cortexFunctional MRIHemodynamic responseVisual cortexBrain regionsObserved hemodynamic responsesBlood supplyHigher cognitive functionsCognitive functionLatency shiftNeuronal patternsCortexAuthors' initial resultsCurrent studyFMRI experimentMean waveformOverall changeInitial resultsMRI
1998
Visualizing spatially distributed hemodynamic lag times in event-related functional MRI: estimation of a characteristic visual "impulse response"
Calhoun V, Adali T, Kraut M, Rivkin P, Pearlson G. Visualizing spatially distributed hemodynamic lag times in event-related functional MRI: estimation of a characteristic visual "impulse response". Annual International Conference Of The IEEE Engineering In Medicine And Biology Society 1998, 4: 2124-2127 vol.4. DOI: 10.1109/iembs.1998.747028.Peer-Reviewed Original Research