Results 61 to 70 of about 572,678 (236)

Audiovisual temporal correspondence modulates human multisensory superior temporal sulcus plus primary sensory cortices [PDF]

open access: yes, 2007
The brain should integrate related but not unrelated information from different senses. Temporal patterning of inputs to different modalities may provide critical information about whether those inputs are related or not.
Driver, J   +6 more
core   +1 more source

Vision: The Versatile ‘Visual’ Cortex [PDF]

open access: yesCurrent Biology, 2004
The primary visual cortex is, of course, for vision--or so you would think. But it seems that, in blind people, the primary visual cortex can take on an important role in language processing. This suggests considerable flexibility in the processes by which subregions of the human brain become specialised for different functions.
Vincent Walsh, Sam J. Gilbert
openaire   +3 more sources

Optogenetic stimulation of the primary visual cortex drives activity in the visual association cortex

open access: yesCurrent Research in Neurobiology, 2023
Developing optogenetic methods for research in non-human primates (NHP) is important for translational neuroscience and for delineating brain function with unprecedented specificity.
Michael Ortiz-Rios   +6 more
doaj  

Domain Specificity in Visual Cortex [PDF]

open access: yesCerebral Cortex, 2005
We investigated the prevalence and specificity of category-selective regions in human visual cortex. In the broadest survey to date of category selectivity in visual cortex, 12 participants were scanned with functional magnetic resonance imaging while viewing scenes and 19 different object categories in a blocked-design experiment.
P. E. Downing   +4 more
openaire   +4 more sources

The human visual system differentially represents subjectively and objectively invisible stimuli.

open access: yesPLoS Biology, 2021
The study of unconscious processing requires a measure of conscious awareness. Awareness measures can be either subjective (based on participant's report) or objective (based on perceptual performance).
Timo Stein   +3 more
doaj   +1 more source

The pernicious danger of cortical brain maps [PDF]

open access: yesarXiv, 2022
The parcellation of the primate cerebral cortex into numbered regions, based on cytoarchitecture, began with the pioneering research of neuroanatomist Kobrinian Brodmann. While the borders between regions have changed somewhat, and in some cases continue to be disputed, the idea of dividing the cortex into distinct numbered areas has become central to ...
arxiv  

Cortical Dynamics of Contextually-Cued Attentive Visual Learning and Search: Spatial and Object Evidence Accumulation [PDF]

open access: yes, 2009
How do humans use predictive contextual information to facilitate visual search? How are consistently paired scenic objects and positions learned and used to more efficiently guide search in familiar scenes?
Grossberg, Stephen, Huang, Tsung-Ren
core   +4 more sources

Cultural specialization of visual cortex [PDF]

open access: yesSocial Cognitive and Affective Neuroscience, 2018
A growing body of evidence suggests culture influences how individuals perceive the world around them. This study investigates whether these cultural differences extend to a simple object viewing task and visual cortex by examining voxel pattern representations with multi-voxel pattern analysis (MVPA).
John C Ksander   +3 more
openaire   +2 more sources

Distinct causal influences of parietal versus frontal areas on human visual cortex: evidence from concurrent TMS-fMRI [PDF]

open access: yes, 2010
It has often been proposed that regions of the human parietal and/or frontal lobe may modulate activity in visual cortex, for example, during selective attention or saccade preparation.
Bestmann, Sven   +7 more
core  

Metabolic changes in the visual cortex of binocular blindness macaque monkeys: a proton magnetic resonance spectroscopy study. [PDF]

open access: yesPLoS ONE, 2013
PURPOSE: To evaluate proton magnetic resonance spectroscopy ((1)H-MRS) in a study of cross-modal plasticity in the visual cortex of binocular blindness macaque monkeys.
Lingjie Wu   +6 more
doaj   +1 more source

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