title: The boldface illusion: a new visual assimilation.
abstract: This article introduces a new visual illusion. A thick line induces boldface appearance to adjacent letters or geometric figures. This boldface illusion suggests that visual features assimilate in terms of thickness.
authors.affiliation: Subaru Europe, Leuvensesteenweg 555 B/8, 1930 Zaventem, Belgium. kys.fujimoto@backscroll.jp
authors.forename: Kiyoshi
authors.initials: K
authors.lastname: Fujimoto
mesh_terms: D001288:Attention; D004192:Discrimination, Psychological; D006801:Humans; D009903:Optical Illusions; D010364:Pattern Recognition, Visual; D011601:Psychophysics; D011932:Reading; D012858:Size Perception