isn't important when using the common log-sigmoid or tanh activation functions, but the sum is needed during training when using an alternative activation function such as arctan. The graph in Figure ...

The function is defined as: f(x) = 1.0 / (1.0 + e-x) The graph of the log-sigmoid function is shown ... scale = 1.6487 / 3.0965 = 0.53 Notice that unlike the log-sigmoid and tanh activation functions, ...

Confused about activation functions in neural networks? This video breaks down what they are, why they matter, and the most common types — including ReLU, Sigmoid, Tanh, and more! # ...