Fast oscillations and synchronization of neuronal activity in human, monkey, and simulation [Elektronische Ressource] / vorgelegt von Egbert Jürgens

Fast Oscillations and Synchronization ofNeuronal Activityin Human, Monkey, and SimulationDissertationzur Erlangung des Doktorgrades derNaturwissenschaften(Dr. rer. nat.)dem Fachbereich Physikder Philipps-Universität Marburgvorgelegt vonEgbert Jürgensaus UnnaMarburg/Lahn 1997Vom Fachbereich Physik der Philipps-Universität als Dissertation angenommen am 14.11.1997Erstgutachter: Prof. Dr. R. EckhornZweitgutachter: Prof. Dr. F. RöslerTag der mündlichen Prüfung: 19.01.1998Contents1 General Introduction 11.1 Introduction to the topic 11.1.1 Methods 11.1.2 Synchronization and the measurement process 21.1.3 Classification 21.1.3 Basic experimental results 21.1.4 Proposed functions of synchronized neuronal activity 31.2 Introduction to the thesis 41.2.1 Overview 41.2.2 Hints for reading 52 Parallel Processing by a Homogenous Group of Coupled Model Neuronscan Enhance, Reduce and Generate Signal Correlations 62.0 Abstract 62.1 Introduction 62.2 Methods 92.2.1 Network model 92.2.2 Input signals 102.2.3 Correlation analysis 112.3 Results 132.3.1 States of high discharge rates 132.3.1.1 Different modes of network activity 132.3.1.2 Input-output correlation during high activity states 162.3.2 States of low discharge rates 172.3.2.1 Network dynamics 172.3.2.2 Effect of multiplicative lateral coupling on output correlations 182.3.2.3 Comparison of multiplicative and additive coupling 192.3.2.