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. 2009 Mar 27;5(3):e1000328. doi: 10.1371/journal.pcbi.1000328

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Blomquist et al.

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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Frequency content, i.e., Fourier amplitudes, of the thalamic input (upper left) and the layer-4 firing rate (upper right) for six stimulus conditions providing the strongest response in experiment 1 (; ; ; ; ; ). (Note that .) The corresponding amplitude (lower left) and phase (lower right) of the experimental transfer ratio are shown as thin grey lines while the thick black lines represent the corresponding averages for these six stimuli. Examples of model predictions for amplitude (lower left) and phase (lower right) of the recurrent thalamocortical transfer-function model (Eq. 9) are shown for the fitted parameter values and for experiment 1 taken from Table 1; green lines correspond to choosing , and dashed green lines to . The red and blue lines in the lower panels correspond to the average of the amplitude (lower left) and phase (lower right) of the transfer ratios found for the six stimuli listed above when driving the fitted recurrent (red) and feedforward (blue) models in Eqs. (2) and (8), respectively, with the experimentally extracted thalamic input .

Inline graphic — Frequency content, i.e., Fourier amplitudes, of the thalamic input (upper left) and the layer-4 firing rate (upper right) for six stimulus conditions providing the strongest response in experiment 1 (; ; ; ; ; ). (Note that .) The corresponding amplitude (lower left) and phase (lower right) of the experimental transfer ratio are shown as thin grey lines while the thick black lines represent the corresponding averages for these six stimuli. Examples of model predictions for amplitude (lower left) and phase (lower right) of the recurrent thalamocortical transfer-function model (Eq. 9) are shown for the fitted parameter values and for experiment 1 taken from Table 1; green lines correspond to choosing , and dashed green lines to . The red and blue lines in the lower panels correspond to the average of the amplitude (lower left) and phase (lower right) of the transfer ratios found for the six stimuli listed above when driving the fitted recurrent (red) and feedforward (blue) models in Eqs. (2) and (8), respectively, with the experimentally extracted thalamic input .