mondrian.olap.fun
Class LinReg.Value

java.lang.Object
  mondrian.olap.fun.LinReg.Value

Enclosing class:

LinReg

static class LinReg.Value
extends Object

Field Summary

(package private) double	intercept The intercept for the linear regression model.
(package private) double	rSquared the coefficient of determination
(package private) double	slope The slope for the linear regression model.
(package private) double	variance variance = sum square diff mean / n - 1

Constructor Summary

LinReg.Value(double intercept, double slope, List xs, List ys)

Method Summary

double	getIntercept()
double	getRSquared()
double	getSlope()
double	getVariance()
void	setRSquared(double rSquared) strength of the correlation
void	setVariance(double variance)
String	toString()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

intercept

double intercept

The intercept for the linear regression model. Initialized following a call to accuracy.

slope

double slope

The slope for the linear regression model. Initialized following a call to accuracy.

rSquared

double rSquared

the coefficient of determination

variance

double variance

variance = sum square diff mean / n - 1

Constructor Detail

LinReg.Value

LinReg.Value(double intercept,
             double slope,
             List xs,
             List ys)

Method Detail

getIntercept

public double getIntercept()

getSlope

public double getSlope()

getRSquared

public double getRSquared()

setRSquared

public void setRSquared(double rSquared)

strength of the correlation

Parameters:

rSquared - Strength of the correlation

getVariance

public double getVariance()

setVariance

public void setVariance(double variance)

toString

public String toString()

Overrides:

toString in class Object