php-ml/tests/Phpml/NeuralNetwork/ActivationFunction/PReLUTest.php
Marcin Michalski b1be0574d8 Add PReLU activation function (#128)
* Implement RELU activation functions

* Add PReLUTest
2017-09-02 21:31:14 +02:00

40 lines
789 B
PHP

<?php
declare(strict_types=1);
namespace tests\Phpml\NeuralNetwork\ActivationFunction;
use Phpml\NeuralNetwork\ActivationFunction\PReLU;
use PHPUnit\Framework\TestCase;
class PReLUTest extends TestCase
{
/**
* @param $beta
* @param $expected
* @param $value
*
* @dataProvider preluProvider
*/
public function testPReLUActivationFunction($beta, $expected, $value)
{
$prelu = new PReLU($beta);
$this->assertEquals($expected, $prelu->compute($value), '', 0.001);
}
/**
* @return array
*/
public function preluProvider()
{
return [
[0.01, 0.367, 0.367],
[0.0, 1, 1],
[0.3, -0.3, -1],
[0.9, 3, 3],
[0.02, -0.06, -3],
];
}
}