January 2018
Beginner to intermediate
284 pages
8h 35m
English
Content preview from Deep Learning Essentials
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Tanh or hyperbolic tangent function
The mathematical formula of tanh is as follows:
Its output is centered at zero with a range of -1 to 1. Therefore, optimization is easier and thus in practice, it is preferred over a sigmoid activation function. However, it still suffers from the vanishing gradient problem.
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