?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=Toward+an+ecological+conception+of+timbre&rft.creator=Oliveira%2C+Andr%C3%A9+L.+G.&rft.creator=Oliveira%2C+Luis+F.&rft.subject=Philosophy+of+Mind&rft.subject=Perceptual+Cognitive+Psychology&rft.description=This+paper+is+part+of+a+series+in+which+we+had+worked+in+the+last+6+months%2C+and%2C+specifically%2C+intend+to+investigate+the+notion+of+timbre+through+the+ecological+perspective+proposed+by+James+Gibson+in+his+Theory+of+Direct+Perception.+First+of+all%2C+we+discussed+the+traditional+approach+to+timbre%2C+mainly+as+developed+in+acoustics+and+psychoacoustics.+Later%2C+we+proposed+a+new+conception+of+timbre+that+was+born+in+concepts+of+ecological+approach.+%0AThe+ecological+approach+to+perception+proposed+by+Gibson+(1966%2C+1979)+presupposes+a+level+of+analysis+of+perceptual+stimulated+that+includes%2C+but+is+quite+broader+than+the+usual+physical+aspect.+Gibson+suggests+as+focus+the+relationship+between+the+perceiver+and+his+environment.+At+the+core+of+this+approach%2C+is+the+notion+of+affordances%2C+invariant+combinations+of+properties+at+the+ecological+level%2C+taken+with+reference+to+the+anatomy+and+action+systems+of+species+or+individual%2C+and+also+with+reference+to+its+biological+and+social+needs.+Objects+and+events+are+understood+as+relates+to+a+perceiving+organism+by+the+meaning+of+structured+information%2C+thus+affording+possibilities+of+action+by+the+organism.+%0AEvent+perception+aims+at+identifying+properties+of+events+to+specify+changes+of+the+environment+that+are+relevant+to+the+organism.+The+perception+of+form+is+understood+as+a+special+instance+of+event+perception%2C+which+is+the+identity+of+an+object+depends+on+the+nature+of+the+events+in+which+is+involved+and+what+remains+invariant+over+time.+From+this+perspective%2C+perception+is+not+in+any+sense+created+by+the+brain%2C+but+is+a+part+of+the+world+where+information+can+be+found.+Consequently%2C+an+ecological+approach+represents+a+form+of+direct+realism+that+opposes+the+indirect+realist+based+on+predominant+approaches+to+perception+borrowed+from+psychoacoustics+and+computational+approach.%0A&rft.date=2002&rft.type=Conference+Paper&rft.type=PeerReviewed&rft.format=application%2Fpdf&rft.identifier=http%3A%2F%2Fcogprints.org%2F2713%2F1%2Fecological_concept_timbre.pdf&rft.identifier=++Oliveira%2C+Andr%C3%A9+L.+G.+and+Oliveira%2C+Luis+F.++(2002)+Toward+an+ecological+conception+of+timbre.++%5BConference+Paper%5D++++(Unpublished)++&rft.relation=http%3A%2F%2Fcogprints.org%2F2713%2F