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. Author manuscript; available in PMC: 2018 Feb 28.
Published in final edited form as: Behav Brain Sci. 2015 Jul 1;39:e200. doi: 10.1017/S0140525X15000667

Figure 5.

Figure 5

NE gain modulation makes the nonlinear input-output function more extreme, increasing the activity of units receiving excitatory input and decreasing the activity of units receiving inhibitory input. Adapted from Aston-Jones and Cohen (2005).