?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=Occlusion+edge+blur%3A+A+cue+to+relative+visual+depth&rft.creator=Marshall%2C+J.A.&rft.creator=Burbeck%2C+C.A.&rft.creator=Ariely%2C+D.&rft.creator=Rolland%2C+J.P.&rft.creator=Martin%2C+K.E.&rft.subject=Artificial+Intelligence&rft.subject=Machine+Vision&rft.subject=Perceptual+Cognitive+Psychology&rft.description=We+studied+whether+the+blur%2Fsharpness+of+an+occlusion+boundary+between+a+sharply+focused+surface+and+a+blurred+surface+is+used+as+a+relative+depth+cue.+Observers+judged+relative+depth+in+pairs+of+images+that+differed+only+in+the+blurriness+of+the+common+boundary+between+two+adjoining+texture+regions%2C+one+blurred+and+one+sharply+focused.+Two+experiments+were+conducted%3B+in+both%2C+observers+consistently+used+the+blur+of+the+boundary+as+a+cue+to+relative+depth.+However%2C+the+strength+of+the+cue%2C+relative+to+other+cues%2C+varied+across+observers.+The+occlusion+edge+blur+cue+can+resolve+the+near%2Ffar+ambiguity+inherent+in+depth-from-focus+computations.&rft.date=1996-04&rft.type=Journal+(Paginated)&rft.type=PeerReviewed&rft.format=application%2Fpostscript&rft.identifier=http%3A%2F%2Fcogprints.org%2F439%2F2%2Fblur9604.ps&rft.identifier=++Marshall%2C+J.A.+and+Burbeck%2C+C.A.+and+Ariely%2C+D.+and+Rolland%2C+J.P.+and+Martin%2C+K.E.++(1996)+Occlusion+edge+blur%3A+A+cue+to+relative+visual+depth.++%5BJournal+(Paginated)%5D+++++&rft.relation=http%3A%2F%2Fcogprints.org%2F439%2F