?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=Brain+Dynamics+across+levels+of+Organization&rft.creator=Werner%2C+M.D.+Gerhard&rft.subject=Dynamical+Systems&rft.description=After+presenting+evidence+that+the+electrical+activity+recorded+from+the+brain+surface+can+reflect++metastable+state+transitions+of+neuronal+configurations+at+the+mesoscopic+level%2C+I+will+suggest+that+their+patterns+may+correspond++to+the+distinctive+spatio-temporal+activity+in+the+Dynamic+Core+(DC)+and+the+Global+Neuronal+Workspace+(GNW)%2C+respectively%2C+in+the+models+of+the+Edelman+group+on+the+one+hand%2C+and+of+Dehaene-Changeux%2C+on+the+other.+In+both+cases%2C+the+recursively+reentrant+activity+flow+in+intra-cortical+and+cortical-subcortical+neuron+loops+plays+an+essential+and+distinct+role.+Reasons+will+be+given+for+viewing+the+temporal+characteristics+of+this+activity+flow+as+signature+of+Self-Organized+Criticality+(SOC)%2C+notably+in+reference+to+the+dynamics+of+neuronal+avalanches.++This+point+of+view+enables+the+use+of+statistical+Physics+approaches+for+exploring+phase+transitions%2C+scaling+and+universality+properties+of+DC+and+GNW%2C+with+relevance+to+the+macroscopic+electrical+activity+in+EEG+and+EMG.&rft.date=2006-11&rft.type=Preprint&rft.type=NonPeerReviewed&rft.format=application%2Fpdf&rft.identifier=http%3A%2F%2Fcogprints.org%2F5275%2F1%2FBrainDynamics.pdf&rft.identifier=++Werner%2C+M.D.+Gerhard++(2006)+Brain+Dynamics+across+levels+of+Organization.++%5BPreprint%5D+++++&rft.relation=http%3A%2F%2Fcogprints.org%2F5275%2F