# Uni-Polar Sigmoid

A uni-Polar sigmoid function is

$$ \sigma(x) = \frac{1}{1+e^{-x}}. $$

## Visualization

## Tricks

A very useful trick:

$$ 1 - \sigma(x) = \sigma(-x). $$

Planted:
by L Ma;

Dynamic Backlinks:

A uni-Polar sigmoid function is

$$ \sigma(x) = \frac{1}{1+e^{-x}}. $$

A very useful trick:

$$ 1 - \sigma(x) = \sigma(-x). $$

Planted:
by L Ma;

Dynamic Backlinks: