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BiPolar Sigmoid

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#Artificial Neuron #Neural Network #Basics #Activation Function

A BiPolar sigmoid function is

$$ \sigma(x) = \frac{1-e^{-x}}{1+e^{-x}}. $$

Visualization

Bipolar Sigmoid

Planted: 2018-11-19 by L Ma;

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Tanh function and its properties
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Leaky ReLu and its properties
Links to:
Artificial Neural Networks
Simple artificial neural networks using multilayer perceptron

L Ma (2018). 'BiPolar Sigmoid', Datumorphism, 11 April. Available at: https://datumorphism.leima.is/cards/machine-learning/neural-networks/activation-bi-polar-sigmoid/.

« Rosenblatt's Perceptron Conic Section Function »

Created and maintained by L Ma. Acknowledgement: Hugo, Bulma, KausalFlow. love.
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