?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=A+feedback+model+of+perceptual+learning+and+categorisation&rft.creator=Spratling%2C+Michael+W&rft.creator=Johnson%2C+Mark+H&rft.subject=Neural+Modelling&rft.subject=Neural+Nets&rft.subject=Perceptual+Cognitive+Psychology&rft.description=Top-down%2C+feedback%2C+influences+are+known+to+have+significant+effects+on+visual+information+processing.+Such+influences+are+also+likely+to+affect+perceptual+learning.++This+article+employs+a+computational+model+of+the+cortical+region+interactions+underlying+visual+perception+to+investigate+possible+influences+of+top-down+information+on+learning.++The+results+suggest+that+feedback+could+bias+the+way+in+which+perceptual+stimuli+are+categorised+and+could+also+facilitate+the+learning+of+sub-ordinate+level+representations+suitable+for+object+identification+and+perceptual+expertise.%0A&rft.date=2006&rft.type=Journal+(Paginated)&rft.type=PeerReviewed&rft.format=application%2Fpdf&rft.identifier=http%3A%2F%2Fcogprints.org%2F4885%2F1%2Fvis_cog06.pdf&rft.identifier=++Spratling%2C+Michael+W+and+Johnson%2C+Mark+H++(2006)+A+feedback+model+of+perceptual+learning+and+categorisation.++%5BJournal+(Paginated)%5D+++++&rft.relation=http%3A%2F%2Fcogprints.org%2F4885%2F