PHP Class MCordingley\Regression\Algorithm\GradientDescent\Schedule\Adam

See link: http://sebastianruder.com/optimizing-gradient-descent/index.html#adam
Inheritance: implements MCordingley\Regression\Algorithm\GradientDescent\Schedule\Schedule
Mostrar archivo Open project: mcordingley/regression Class Usage Examples

Public Methods

Method Description
__construct ( float $stepSize = 0.001, float $eta = 1.0E-8, float $meanBeta = 0.9, float $varianceBeta = 0.999 )
step ( integer $featureIndex ) : float
update ( array $gradient )

Method Details

__construct() public method

public __construct ( float $stepSize = 0.001, float $eta = 1.0E-8, float $meanBeta = 0.9, float $varianceBeta = 0.999 )
$stepSize float
$eta float
$meanBeta float
$varianceBeta float

step() public method

public step ( integer $featureIndex ) : float
$featureIndex integer
return float

update() public method

public update ( array $gradient )
$gradient array