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Editing: Optimizer.php
<?php namespace Rubix\ML\NeuralNet\Optimizers; use Tensor\Tensor; use Rubix\ML\NeuralNet\Parameter; use Stringable; /** * Optimizer * * @category Machine Learning * @package Rubix/ML * @author Andrew DalPino */ interface Optimizer extends Stringable { /** * Take a step of gradient descent for a given parameter. * * @internal * * @param Parameter $param * @param Tensor<int|float|array> $gradient * @return Tensor<int|float|array> */ public function step(Parameter $param, Tensor $gradient) : Tensor; }
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