title: Arrows-anchors: figure-ground reversals.
authors.affiliation: AT & Bell Laboratories, Murray Hill, NJ 07974.
authors.forename: T V
authors.initials: TV
authors.lastname: Papathomas
authors.forename: S C
authors.initials: SC
authors.lastname: Kitsopoulos
authors.forename: J I
authors.initials: JI
authors.lastname: Helfman
mesh_terms: D005556:Form Perception; D006801:Humans; D007088:Illusions; D009903:Optical Illusions; D010364:Pattern Recognition, Visual