The foveal ‘crowding’ effect: physics or physiology?

Abstract

It has been known for some time that both foveal and peripheral visual acuity is higher for single letters than for letters in a row. Early work showed that this was due to the destructive interaction of adjacent contours (termed 'crowding' or contour interaction). It has been assumed to have a neural basis and a number of competing explanations have been… (More)
DOI: 10.1016/S0042-6989(99)00193-5

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