?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=How+Creative+Should+Creators+be+to+Optimize+the+Evolution+of+Ideas%3F+A+Computer+Model&rft.creator=Leijnen%2C+Stefan+&rft.creator=Gabora%2C+Dr.+Liane&rft.subject=Dynamical+Systems&rft.subject=Neural+Nets&rft.subject=Social+simulation&rft.description=There+are+both+benefits+and+drawbacks+to+creativity.+In+a+social+group+it+is+not+necessary+for+all+members+to+be+creative+to+benefit+from+creativity%3B+some+merely+imitate+or+enjoy+the+fruits+of+others'+creative+efforts.+What+proportion+should+be+creative%3F+This+paper+outlines+investigations+of+this+question+carried+out+using+a+computer+model+of+cultural+evolution+referred+to+as+EVOC+(for+EVOlution+of+Culture).+EVOC+is+composed+of+neural+network+based+agents+that+evolve+fitter+ideas+for+actions+by+(1)+inventing+new+ideas+through+modification+of+existing+ones%2C+and+(2)+imitating+neighbors'+ideas.+The+ideal+proportion+with+respect+to+fitness+of+ideas+is+found+to+depend+on+the+level+of+creativity+of+the+creative+agents.+For+all+levels+or+creativity%2C+the+diversity+of+ideas+in+a+population+is+positively+correlated+with+the+ratio+of+creative+agents.&rft.date=2009&rft.type=Journal+(Paginated)&rft.type=PeerReviewed&rft.format=application%2Fpdf&rft.identifier=http%3A%2F%2Fcogprints.org%2F6769%2F1%2Fleijnen_gabora_eptcs09.pdf&rft.identifier=++Leijnen%2C+Stefan++and+Gabora%2C+Dr.+Liane++(2009)+How+Creative+Should+Creators+be+to+Optimize+the+Evolution+of+Ideas%3F+A+Computer+Model.++%5BJournal+(Paginated)%5D+++++&rft.relation=http%3A%2F%2Fcogprints.org%2F6769%2F