Influence on cortical responses to patterned flashes of contrast-depth and of the ratio between the combined light and dark areas.
D002540:Cerebral Cortex / Q000502:physiology*; D003116:Color; D003201:Computers; D005071:Evoked Potentials; D005556:Form Perception; D006801:Humans; D008027:Light; D013997:Time Factors; D014796:Visual Perception