It is widely held that color and motion are processed by separate parallel pathways in the visual system, but this view is difficult to reconcile with the fact that motion can be detected in ...

Contrast-sensitive neuronal responses alone are insufficient to account for behavioral responses to changing visual stimuli, arguing for the presence of a corrective signal that scales ...

HOW MANY TIMES have you heard people say that something is “black and white,” meaning it is simple or crystal clear? And because black and white are so obviously distinct, it would be only natural for ...

No other processing step is so fraught with pitfalls as the decision of how bright to make a luminance image before adding color. One thing is certain: If you impulsively brighten it to make it look ...

The ratio of the brightest white to the darkest black on a TV or computer monitor. The larger the number, the greater the extremes; for example, car headlights can appear brilliant next to the pitch ...