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Impact of Adaptation Currents on Synchronization of Coupled Exponential Integrate-and-Fire Neurons
Figure 9
Impact of adaptation on the behavior of aEIF networks.
Degree of network synchronization 
(A) and phase locking 
(B) of 
aEIF neurons without adaptation, 
(black frame) and either adaptation component, respectively, 
, 
(blue frame), 
, 
(red frame), driven to 40 Hz spiking, all-to-all coupled without self-feedback, for various conduction delays and synaptic conductances. 
and 
are random (uniformly distributed) in the indicated intervals. Specifically, 
, 
and 
, 
, with units in parenthesis. The PRCs of the three neuron types described above are shown in the top row. C: Time course of 
for networks without delays and equal synaptic strengths, as indicated by the symbols in A. Each 
and 
value represents an average over three simulation runs. D: Raster plots for neuron and network parameters as indicated by the symbols in B, where the neurons in the columns are sorted according to their last spike time.
doi: https://doi.org/10.1371/journal.pcbi.1002478.g009