?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=Chunking+Patterns+Reflect+Effector-dependent+Representation+of+Motor+Sequence&rft.creator=Miyapuram%2C+Krishna&rft.creator=Bapi%2C+Raju&rft.creator=Doya%2C+Kenji&rft.subject=Cognitive+Psychology&rft.subject=Animal+Behavior&rft.description=Sequential+organization+is+central+to+much+of+human+intelligent+behavior+ranging+from+everyday+skills+such+as+lacing+shoes+to+using+a+computer.+It+is+well+known+that+such+sequential+skills+involve+chaining+a+number+of+primitive+actions+together.+A+robust+representation+of+skills+can+be+formed+by+chunking+together+several+elements+of+a+sequence.+We+demonstrate%2C+using+a+2x6+finger+movement+task%2C+that+during+the+process+of+acquiring+visuomotor+skills+the+chunking+patterns+remained+unaltered+when+utilizing+an+effector+dependent+representation+of+the+sequence.+In+the+2x6+task%2C+subjects+learned+a+sequence%0Aof+12+visual+cues+displayed+as+six+sets+of+two+elements+each%0Aand+performed+finger+movements+on+a+keypad.+Two+experiments%0ANormal-Motor+and+Normal-Visual+were+conducted+on+nine+subjects+and+two+observations+were+collected+from+each%0Asubject.+Each+experiment+consisted+of+a+Normal+and+a+Rotated%0Acondition.+In+the+Rotated+(Motor+and+Visual)+conditions%2C+subjects+were+required+to+rotate+the+visual+cues+by+180+degrees+and+press+the+corresponding+keys.+The+display+sequence+was+also+rotated+for+the+Motor+condition%2C+requiring+an+identical+set+of+effector+movements+to+be+performed+as+in+the+Normal+condition.+Chunking+patterns+were+identified+using+the+response+times+(RTs)+for+individual+sets+of+the+sequence.+A+pause+between%0Aset+RTs+demarcates+an+ensuing+chunk.+We+demonstrate%0Athat+usage+of+an+effector+dependent+representation+is+supported+by+the+observation+of+identical+chunking+patterns+between+the+Normal+and+Motor+conditions%2C+and+the+lack+of+similarity+in+chunking+patterns+between+the+Normal+and+Visual+conditions.&rft.date=2006&rft.type=Conference+Poster&rft.type=PeerReviewed&rft.format=application%2Fpdf&rft.identifier=http%3A%2F%2Fcogprints.org%2F5072%2F1%2FMiyapuram_p1835.pdf&rft.identifier=++Miyapuram%2C+Krishna+and+Bapi%2C+Raju+and+Doya%2C+Kenji++(2006)+Chunking+Patterns+Reflect+Effector-dependent+Representation+of+Motor+Sequence.++%5BConference+Poster%5D+++++&rft.relation=http%3A%2F%2Fcogprints.org%2F5072%2F