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. Author manuscript; available in PMC: 2009 Feb 6.
Published in final edited form as: Neuroimage. 2008 May 11;42(2):649–662. doi: 10.1016/j.neuroimage.2008.04.262

Figure 8. fit of the nonlinear model M4 to the data.

Figure 8

Fit of the nonlinear model to the attention to motion data (model M4, see Figs. 4 and 5). Dotted lines represent the observed data, solid lines the responses predicted by the nonlinear DCM. The increase in the gain of V5 responses to V1 inputs during attention is clearly visible.