title: Line endings and subjective contours.
abstract: Subjective forms depend exquisitely on the shapes of the termini of the bars acting as inducers. In particular, they follow small stretches of contour at the termini. Subjective brightness effects without precise boundaries are generated when the termini are pointed.
authors.affiliation: University of Toronto, Scarborough, Ontario, Canada.
authors.forename: J M
authors.initials: JM
authors.lastname: Kennedy
mesh_terms: D015350:Contrast Sensitivity / Q000502:physiology; D005556:Form Perception / Q000502:physiology*; D006801:Humans; D008027:Light; D009903:Optical Illusions