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Sigmoidal#

S shaped nonliearity kernel with output values ranging from -1 to 1.

Parameters#

# Name Default Type Description
1 gamma null float The kernel coefficient.
2 coef0 0. float The independent term.

Example#

use Rubix\ML\Kernels\SVM\Sigmoidal;

$kernel = new Sigmoidal(null, 0.);

Last update: 2021-01-23