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. 2013 Apr 11;9(4):e1002954. doi: 10.1371/journal.pcbi.1002954

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© 2013 Ponzi and Wickens

This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are properly credited.

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(a,b) Black circles : proportion of active cells. Red diamonds : mean relative entropy rescaled by where is the number of active cells. Blue crosses : maximal Lyapunov exponent rescaled by 32. Solid lines show three point averages. (a) Variation in connectivity for many simulations. Synaptic strength parameter so that peak synaptic conductance varies as and peak IPSP size as (b) Variation in connection strength for many simulations of connectivity . Actual peak conductance is given by and generates realistic peak IPSP sizes of around . (a,b) cell deterministic reduced rate network simulations (see main text) of length 110 secs. Initial 100 secs discarded from analysis. Inhibitory neurotransmitter timescale msec.

Inline graphic — (a,b) Black circles : proportion of active cells. Red diamonds : mean relative entropy rescaled by where is the number of active cells. Blue crosses : maximal Lyapunov exponent rescaled by 32. Solid lines show three point averages. (a) Variation in connectivity for many simulations. Synaptic strength parameter so that peak synaptic conductance varies as and peak IPSP size as (b) Variation in connection strength for many simulations of connectivity . Actual peak conductance is given by and generates realistic peak IPSP sizes of around . (a,b) cell deterministic reduced rate network simulations (see main text) of length 110 secs. Initial 100 secs discarded from analysis. Inhibitory neurotransmitter timescale msec.