brainpy.math.surrogate.GaussianGrad#

class brainpy.math.surrogate.GaussianGrad(sigma=0.5, alpha=0.5)[source]#

Judge spiking state with the Gaussian gradient function.

See also

gaussian_grad

__init__(sigma=0.5, alpha=0.5)[source]#

Methods

__init__([sigma, alpha])

call(x)

Call the function for surrogate gradient propagation.

surrogate_fun(x)

The surrogate function.

surrogate_grad(dz, x)

The gradient for the surrogate function.

true_fun(x)

The original true function.