title: Correspondence strength in apparent movement as a function of short-range and long-range processes: comments on Ullman (1980).
abstract: It is argued that correspondence strength is a joint function of the relative activity of short-range and long-range processes and not solely a function of a single correspondence process, and this puts Ullman's interpretation of his results in doubt.
mesh_terms: D006801:Humans; D007088:Illusions / Q000502:physiology*; D009039:Motion Perception / Q000502:physiology*; D009903:Optical Illusions / Q000502:physiology*; D011601:Psychophysics