| Current Path : /var/www/ljmtc/cbt/lib/mlbackend/php/phpml/src/Phpml/SupportVectorMachine/ |
| Current File : /var/www/ljmtc/cbt/lib/mlbackend/php/phpml/src/Phpml/SupportVectorMachine/Kernel.php |
<?php
declare(strict_types=1);
namespace Phpml\SupportVectorMachine;
abstract class Kernel
{
/**
* u'*v.
*/
public const LINEAR = 0;
/**
* (gamma*u'*v + coef0)^degree.
*/
public const POLYNOMIAL = 1;
/**
* exp(-gamma*|u-v|^2).
*/
public const RBF = 2;
/**
* tanh(gamma*u'*v + coef0).
*/
public const SIGMOID = 3;
}