?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=Order-disorder+transition+in+the+Chialvo-Bak+%60minibrain'+controlled+by+network+geometry&rft.creator=Wakeling%2C+Joseph&rft.subject=Neural+Modelling&rft.subject=Neural+Nets&rft.description=We+examine+a+simple+biologically-motivated+neural+network%2C+the+three-layer+version+of+the+Chialvo-Bak+%60minibrain'+%5BNeurosci.+90+(1999)+1137%5D%2C+and+present+numerical+results+which+indicate+that+a+non-equilibrium+phase+transition+between+ordered+and+disordered+phases+occurs+subject+to+the+tuning+of+a+control+parameter.++Scale-free+behaviour+is+observed+at+the+critical+point.++Notably%2C+the+transition+here+is+due+solely+to+network+geometry+and+not+any+noise+factor.++The+phase+of+the+network+is+thus+a+design+parameter+which+can+be+tuned.++The+phases+are+determined+by+differing+levels+of+interference+between+active+paths+in+the+network+and+the+consequent+accidental+destruction+of+good+paths.&rft.date=2003-07&rft.type=Preprint&rft.type=PeerReviewed&rft.format=application%2Fpdf&rft.identifier=http%3A%2F%2Fcogprints.org%2F3152%2F1%2Fphase-mb-physa_final.pdf&rft.format=application%2Fpostscript&rft.identifier=http%3A%2F%2Fcogprints.org%2F3152%2F2%2Fphase-mb-physa_final.ps&rft.identifier=++Wakeling%2C+Joseph++(2003)+Order-disorder+transition+in+the+Chialvo-Bak+%60minibrain'+controlled+by+network+geometry.++%5BPreprint%5D+++++&rft.relation=http%3A%2F%2Fcogprints.org%2F3152%2F