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Editing: Hidden.php
<?php namespace Rubix\ML\NeuralNet\Layers; use Rubix\ML\Deferred; use Rubix\ML\NeuralNet\Optimizers\Optimizer; /** * Hidden * * @category Machine Learning * @package Rubix/ML * @author Andrew DalPino */ interface Hidden extends Layer { /** * Calculate the gradient and update the parameters of the layer. * * @internal * * @param Deferred $prevGradient * @param Optimizer $optimizer * @return Deferred */ public function back(Deferred $prevGradient, Optimizer $optimizer) : Deferred; }
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