The logistic function will serve us to represent the binary options in our new regression tasks.

In the following figure, you will find the graphical representation of the `sigmoid`

function:

Graphical representation of the logistic function or Sigmoid

The logistic function *δ(t)* is defined as follows:

The normal interpretation of this equation is that *t* represents a simple independent variable. But we will improve this model, and will assume that *t* is a linear function of a single ...

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