Linking part is described as Display Formula
(7)where is an output of linking part, and are the scope of the connected neurons, is a normalization coefficient, and is the weight to connect other neurons Display Formula
(9)where is an internal state, is a threshold, , , and are the constant parameters. In each iteration, output (also called firing time) is calculated as26Display Formula
(11)where represents the low-light visible or infrared image and is the total number of iteration times.