PHP Class MCordingley\Regression\Algorithm\GradientDescent\Gradient\Linear

Inheritance: implements MCordingley\Regression\Algorithm\GradientDescent\Gradient\Gradient

Show file Open project: mcordingley/regression Class Usage Examples

Public Methods

Method	Description
__construct ( integer $power = 2 )
cost ( array $coefficients, array $features, float $outcome ) : float
gradient ( array $coefficients, array $features, float $outcome ) : array

Private Methods

Method	Description
predicted ( array $coefficients, array $features ) : float

Method Details

__construct() public method

public __construct ( integer $power = 2 )
$power	integer

cost() public method

public cost ( array $coefficients, array $features, float $outcome ) : float
$coefficients	array
$features	array
$outcome	float
return	float

gradient() public method

public gradient ( array $coefficients, array $features, float $outcome ) : array
$coefficients	array
$features	array
$outcome	float
return	array