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BNNSActivationFunctionSoftplus

An activation function that returns the softplus function of its input.

Declaration

var BNNSActivationFunctionSoftplus: BNNSActivationFunction { get }

Discussion

This constant defines an activation function that returns values using the following operation:

alpha * log( 1 + exp(beta*x) )

The following illustrates the output that the activation function generates from inputs in the range -10...10, with an alpha of 1.0, and a beta of 0.5:

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See Also

Raw Values