title: Global processes in stereopsis: some comments on Ramachandran and Nelson (1976).
abstract: The use of the term 'global in the context of stereopsis is discussed. It is concluded that different meanings of this term need to be kept carefully distinguished at all times. The discussion centres around a series of demonstrations introduced by Ramachandran and Nelson, and interpretations are offered for these demonstrations in terms of spatial-frequency-tuned stereopsis channels.
mesh_terms: D003867:Depth Perception; D006801:Humans; D011601:Psychophysics; D009626:Terminology as Topic; D014796:Visual Perception