Teaching UGC NET Mock Test Series 2025 (Paper 1 & 2) Artificial Intelligence Artificial Neural Network
The Sigmoid activation function f(t) is defined as :
1
\(\frac{1}{exp (t) + exp (-t)}\)
2
t exp (-t)
3
\(\frac{1}{1+exp(t)}\)
4
\(\frac{1}{1+exp(-t)}\)