?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=Unitization+during+Category+Learning&rft.creator=Goldstone%2C+Robert+Lee&rft.subject=Cognitive+Psychology&rft.description=Five+experiments+explored+the+question+of+whether+new+perceptual+units+can+be+developed+if+they+are+diagnostic+for+a+category+learning+task%2C+and+if+so%2C+what+are+the+constraints+on+this+unitization+process%3F++During+category+learning%2C+participants+were+required+to+attend+either+a+single+component+or+a+conjunction+of+five+components+in+order+to+correctly+categorize+an+object.+In+Experiments+1-4%2C+some+evidence+for+unitization+was+found+in+that+the+conjunctive+task+becomes+much+easier+with+practice%2C+and+this+improvement+was+not+found+for+the+single+component+task%2C+or+for+conjunctive+tasks+where+the+components+cannot+be+unitized.+Influences+of+component+order+(Experiment+1)%2C+component+contiguity+(Experiment+2)%2C+component+proximity+(Experiment+3)%2C+and+number+of+components+(Experiment+4)+on+practice+effects+were+found.+Using+a+Fourier+Transformation+method+for+deconvolving+response+times+(Experiment+5)%2C+prolonged+practice+effects+yielded+responses+that+were+faster+than+expected+by+analytic+model+that+integrate+evidence+from+independently+perceived+components.+&rft.date=2000&rft.type=Journal+(Paginated)&rft.type=PeerReviewed&rft.format=application%2Fpdf&rft.identifier=http%3A%2F%2Fcogprints.org%2F909%2F3%2Fdoodlesold.pdf&rft.identifier=++Goldstone%2C+Robert+Lee++(2000)+Unitization+during+Category+Learning.++%5BJournal+(Paginated)%5D+++++&rft.relation=http%3A%2F%2Fcogprints.org%2F909%2F