PHP 클래스 MathPHP\Statistics\Regression\Regression

보호된 프로퍼티들

프로퍼티	타입	설명
$n	integer	Number of points
$points	array	.. ]
$xs	array	X values of the original points
$ys	[type]	Y values of the original points

메소드	설명
__construct ( array $points )	Constructor - Prepares the data arrays for regression analysis
evaluate ( number $x ) : number	Evaluate the regression equation at x Uses the instance model's evaluateModel method.
getPoints ( ) : array	Get points
getSampleSize ( ) : integer	Get sample size (number of points)
getXs ( ) : array	Get Xs (x values of each point)
getYs ( ) : array	Get Ys (y values of each point)
yHat ( ) : array	Ŷ (yhat) A list of the predicted values of Y given the regression.

Constructor - Prepares the data arrays for regression analysis

public __construct ( array $points )
$points	array	[ [x, y], [x, y], ... ]

Evaluate the regression equation at x Uses the instance model's evaluateModel method.

public evaluate ( number $x ) : number
$x	number
리턴	number

Get points

public getPoints ( ) : array
리턴	array

Get sample size (number of points)

public getSampleSize ( ) : integer
리턴	integer

Get Xs (x values of each point)

public getXs ( ) : array
리턴	array	of x values

Get Ys (y values of each point)

public getYs ( ) : array
리턴	array	of y values

Ŷ (yhat) A list of the predicted values of Y given the regression.

public yHat ( ) : array
리턴	array

Number of points

protected int $n
리턴	integer

.. ]

protected array $points
리턴	array

X values of the original points

protected array $xs
리턴	array

Y values of the original points

protected [type] $ys
리턴	[type]