?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=The+Correlation+Theory+of+Brain+Function&rft.creator=von+der+Malsburg%2C+Christoph&rft.subject=Theoretical+Biology&rft.subject=Computational+Neuroscience&rft.subject=Dynamical+Systems&rft.description=A+summary+of+brain+theory+is+given+so+far+as+it+is+contained+within+the+framework+of+Localization+Theory.+Diffculties+of+this+%22conventional+theory%22+are+traced+back+to+a+specific+deficiency%3A+there+is+no+way+to+express+relations+between+active+cells+(as+for+instance+their+representing+parts+of+the+same+object).+A+new+theory+is+proposed+to+cure+this+deficiency.+It+introduces+a+new+kind+of+dynamical+control%2C+termed+synaptic+modulation%2C+according+to+which+synapses+switch+between+a+conducting+and+a+non-+conducting+state.+The+dynamics+of+this+variable+is+controlled+on+a+fast+time+scale+by+correlations+in+the+temporal+fine+structure+of+cellular+signals.+Furthermore%2C+conventional+synaptic+plasticity+is+replaced+by+a+refined+version.+Synaptic+modulation+and+plasticity+form+the+basis+for+short-term+and+long-term+memory%2C+respectively.+Signal+correlations%2C+shaped+by+the+variable+network%2C+express+structure+and+relationships+within+objects.+In+particular%2C+the+figure-ground+problem+may+be+solved+in+this+way.+Synaptic+modulation+introduces+flexibility+into+cerebral+networks+which+is+necessary+to+solve+the+invariance+problem.+Since+momentarily+useless+connections+are+deactivated%2C+interference+between+different+memory+traces+can+be+reduced%2C+and+memory+capacity+increased%2C+in+comparison+with+conventional+associative+memory.&rft.date=1981&rft.type=Departmental+Technical+Report&rft.type=NonPeerReviewed&rft.format=application%2Fpdf&rft.identifier=http%3A%2F%2Fcogprints.org%2F1380%2F1%2FvdM_correlation.pdf&rft.format=application%2Fpostscript&rft.identifier=http%3A%2F%2Fcogprints.org%2F1380%2F5%2FvdM_correlation.ps&rft.identifier=++von+der+Malsburg%2C+Christoph++(1981)+The+Correlation+Theory+of+Brain+Function.++%5BDepartmental+Technical+Report%5D+++++&rft.relation=http%3A%2F%2Fcogprints.org%2F1380%2F