mlx.core.sigmoid

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

Element-wise logistic sigmoid.

The logistic sigmoid function is:

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

参数:

a (array) -- Input array.

返回:

The logistic sigmoid of a.

返回类型:

array