Machine Learning

The Sigmoid and its Derivative

The simoid function, $\sigma(x)$, is also called the logistic function, or expit \textcite{wiki_logit}. It is the inverse of the logit function. It’s function definition is:\begin{equation}\sigma(x) = \frac{1}{(1+e^{-x})} Let’s get familiar

Machine Learning

What is a Logit?

The term logit has different meanings in math and in the TensorFlow library. In Ten-sorFlow it means “Per-label activations, typically a linear output. These activation energies are interpreted as unnormalized

Scroll to Top
Cookie Consent with Real Cookie Banner