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. 2011 Oct 20;7(10):e1002239. doi: 10.1371/journal.pcbi.1002239

Figure 2. Computational role of mean-encoded signals.

Figure 2

(Top) Representation of periodic mean stimuli in the population rate of noisy, independent neurons. (Left) Representation of step-like mean signals in the population rate of noisy, independent neurons. (Bottom) Common fluctuating currents from presynaptic partners represent a common mean signal that leads to pairwise spike correlation function Inline graphic. (Right) The average voltage before a spike is shaped by the linear mean response. Inline graphic denotes the input current correlation function. The role of the linear response function Inline graphic is indicated by a dashed green line. Results obtained in the alternative threshold model are discussed in the indicated Sections of this manuscript.