php-ml/tests/Phpml/NeuralNetwork/ActivationFunction/GaussianTest.php

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<?php
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declare(strict_types=1);
namespace Phpml\Tests\NeuralNetwork\ActivationFunction;
use Phpml\NeuralNetwork\ActivationFunction\Gaussian;
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use PHPUnit\Framework\TestCase;
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class GaussianTest extends TestCase
{
/**
* @dataProvider gaussianProvider
*/
public function testGaussianActivationFunction($expected, $value): void
{
$gaussian = new Gaussian();
$this->assertEquals($expected, $gaussian->compute($value), '', 0.001);
}
public function gaussianProvider(): array
{
return [
[0.367, 1],
[1, 0],
[0.367, -1],
[0, 3],
[0, -3],
];
}
}