April 2018
Beginner to intermediate
282 pages
6h 52m
English
In the step function, if the value of the weighted sum of inputs is greater than a certain threshold, the neuron is activated. Two options are as follows:

If x, namely the weighted sum of the input values, is greater than or equal to 0, 1 is activated, and 0 otherwise. The following figure illustrates the step function:

The next widely used activation function is the sigmoid function.