A new effect of pattern on perceived lightness.
D003118:Color Perception / Q000502:physiology; D004193:Discrimination Learning / Q000502:physiology; D005556:Form Perception / Q000502:physiology; D006801:Humans; D007088:Illusions / Q000502:physiology; D009903:Optical Illusions / Q000502:physiology; D010364:Pattern Recognition, Visual / Q000502:physiology; D012160:Retina / Q000502:physiology; D014796:Visual Perception / Q000502:physiology