Open Peer Commentary Pessoa et al.: Perceptual completion
Filling-in does require a mechanism, and some persistent doubts
Paul Whittle a1 a1 Department of Experimental Psychology, University of Cambridge, Cambridge CB2 3EB, England
(1) In the everyday situation of seeing a uniform patch on a
variegated background, filling-in does seem to require a mechanism.
(2) Our attempts to make matches to such a patch make us appreciate
anew the elusiveness of the phenomenon.