Before revision: Profiles/vase 250pxMan and crane, Mimbres culture pot, c. 1000 -1150 AD Figure–ground organization is a type of perceptual grouping that is a vital necessity for recognizing objects through vision.
After revision: The Rubin vase illusion, where it is ambiguous which part is the figure and which the groundShapes which can be read as a word once the viewer recognises them as being the isolated negative spaces of a word Figure–ground organization is a type of perceptual grouping that is a vital necessity for recognizing objects through vision.