mlx.core.sigmoid

sigmoid(a: array, /, *, stream: None | Stream | Device = None) → array

Element-wise logistic sigmoid.

The logistic sigmoid function is:

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

Parameters:

a (array) – Input array.

Returns:

The logistic sigmoid of a.

Return type:

array