Table 1.

Coefficients of the model fits to the average normalized neuronal responses (population level, n = 78) in the fixation and attend-preferred conditions and goodness-of-fit measures

		Fixation	Attend-preferred (constrained)	Attend-preferred (unconstrained)
Baseline		0.50	0.76	0.74
1st Gaussian (excitatory)	Gain	0.27	0.27	0.28
	Width	51.29	51.29	42.65
2nd Gaussian (inhibitory)	Gain	N/A	− 0.15	− 0.12
	Width		110.82	96.94
Goodness-of-fit	SSE	0.002731	0.001433	0.0003139
	R2	0.9738	0.9667	0.9927
	Adjusted R2	0.9679	0.9594	0.9886
	RMSE	0.01742	0.01262	0.006696