fact.statistics.weighted

Class Weighted2dStatistics

java.lang.Object

fact.statistics.weighted.Weighted2dStatistics

public class Weighted2dStatistics
extends Object

Field Summary

Fields

Modifier and Type	Field and Description
double	covariance
org.apache.commons.math3.linear.RealMatrix	covarianceMatrix
double[]	mean
int	N
double[]	standardDeviation
double[]	variance
double	weightsSum

Method Summary

Modifier and Type	Method and Description
static Weighted2dStatistics	ofArrays(double[] x, double[] y, double[] weights)

Methods inherited from class java.lang.Object

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

Field Detail

N

public final int N

weightsSum

public final double weightsSum

mean

public final double[] mean

standardDeviation

public final double[] standardDeviation

variance

public final double[] variance

covariance

public final double covariance

covarianceMatrix

public final org.apache.commons.math3.linear.RealMatrix covarianceMatrix

Method Detail

ofArrays

public static Weighted2dStatistics ofArrays(double[] x,
                                            double[] y,
                                            double[] weights)