… as grouping in determining when contextual effects occur in early visual cortex. … surface).
Our results demonstrate that orientation-specific surround suppression in early visual cortex …

… visual cortex (V1) to stimulation of their receptive field can be modulated in a selective way
by contextual … The appearance of a stimulus varies depending on the context in which the …

… Although the primary visual cortex is a lowlevel visual area, we show below how it can play
an … The overall performance of our pre-attentive visual system depends on both the image …

… The human visual cortex is composed of numerous visual areas whose retinotopy and
functional characteristics have been extensively studied (for a review see Grill-Spector and …

… Despite superficial resemblances, the modal and amodal completion of surfaces and their
contours probably relies on a number of different neural mechanisms (see Chapters 2 and 7). …

… The usefulness of these data for our understanding of human vision depends on the … This
also holds true for contextual and attentional effects. Contextual effects in early visual cortex …

… Furthermore, our results do not seem to depend on the exact texture distribution. Nonetheless,
we generally used texture bars 0.5 in length with the pattern illustrated in this figure. The …

… (ERPs) in humans that surround suppression depends on the surface structure in an image.
… -level, global processes in determining when contextual effects occur in early visual cortex. …

… We address two questions: first, how much does the effectiveness of local physiological
connections depend on cortical distance, compared to the relative preferred orientations of two …

To examine the role of primary visual cortex in visuospatial … of contextual interactions in
the response properties of neurons in primary visual cortex of alert monkeys and in human …