jax.nn.log_sigmoid

jax.nn.log_sigmoid(x)

Log-sigmoid activation function.

Computes the element-wise function:

\[\mathrm{log\_sigmoid}(x) = \log(\mathrm{sigmoid}(x)) = -\log(1 + e^{-x})\]

Parameters:

x (Union[Array, ndarray, bool_, number, bool, int, float, complex]) – input array

Return type:

Array

Returns:

An array.

See also

sigmoid()