2006
Visual Quality Determines the Direction of Neural Repetition Effects
Turk-Browne N, Yi DJ, Leber, Chun M. Visual Quality Determines the Direction of Neural Repetition Effects. Cerebral Cortex 2006, 17: 425-433. PMID: 16565294, DOI: 10.1093/cercor/bhj159.Peer-Reviewed Original ResearchConceptsVentral visual areasRepetition effectsVisual areasNovel stimuliMagnetic resonance imaging studyBlood oxygen level-dependent (BOLD) responseFunctional magnetic resonance imaging studyResonance imaging studySame brain regionsNeural repetition effectsGreater BOLD responseLevel-dependent responsesRepetition attenuationBrain regionsImaging studiesPerceptual representationsRepetition enhancementLow-contrast scenesBehavioral performanceNeurophysiological studiesDegraded inputBOLD responseLow responseVisual thresholdExact opposite effect
2001
Contextual guidance of attention
Olson I, Chun M, Allison T. Contextual guidance of attention. Brain 2001, 124: 1417-1425. PMID: 11408336, DOI: 10.1093/brain/124.7.1417.Peer-Reviewed Original ResearchConceptsVisual cortexApical dendritesPyramidal cellsEarly visual areasModulation of activityStriate cortexVisual processingExtrastriate cortexVisual areasCortexNeurophysiological studiesFeedback modulationEvent-related potentialsEarly areasV1PatientsEarly activityLater stagesAttentive searchActivityBrain