mirror of
https://github.com/Llewellynvdm/php-ml.git
synced 2024-11-29 16:24:05 +00:00
26 lines
769 B
PHP
26 lines
769 B
PHP
<?php
|
|
|
|
declare(strict_types=1);
|
|
|
|
namespace test\Phpml\Math\Kernel;
|
|
|
|
use Phpml\Math\Kernel\RBF;
|
|
|
|
class RBFTest extends \PHPUnit_Framework_TestCase
|
|
{
|
|
public function testComputeRBFKernelFunction()
|
|
{
|
|
$rbf = new RBF($gamma = 0.001);
|
|
|
|
$this->assertEquals(1, $rbf->compute([1, 2], [1, 2]));
|
|
$this->assertEquals(0.97336, $rbf->compute([1, 2, 3], [4, 5, 6]), '', $delta = 0.0001);
|
|
$this->assertEquals(0.00011, $rbf->compute([4, 5], [1, 100]), '', $delta = 0.0001);
|
|
|
|
$rbf = new RBF($gamma = 0.2);
|
|
|
|
$this->assertEquals(1, $rbf->compute([1, 2], [1, 2]));
|
|
$this->assertEquals(0.00451, $rbf->compute([1, 2, 3], [4, 5, 6]), '', $delta = 0.0001);
|
|
$this->assertEquals(0, $rbf->compute([4, 5], [1, 100]));
|
|
}
|
|
}
|