water.util

Class MathUtils.BasicStats

java.lang.Object

water.Iced

water.util.MathUtils.BasicStats

All Implemented Interfaces:

java.io.Externalizable, java.io.Serializable, java.lang.Cloneable, Freezable

Enclosing class:

MathUtils

public static final class MathUtils.BasicStats
extends Iced

Wrapper around weighted paralell basic stats computation (mean, variance)

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
MathUtils.BasicStats(int n)

Method Summary

Methods

Modifier and Type	Method and Description
void	add(double[] x, double w)
double[]	mean()
long	nobs()
void	reduce(MathUtils.BasicStats bs)
double[]	sigma()
double[]	sigma(double[] res)
double[]	variance()
double[]	variance(double[] res)
double	wsum()

Methods inherited from class water.Iced

clone, copyOver, frozenType, read_impl, read, readExternal, readJSON_impl, readJSON, toJsonString, write_impl, write, writeExternal, writeJSON_impl, writeJSON

Methods inherited from class java.lang.Object

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

Constructor Detail

MathUtils.BasicStats

public MathUtils.BasicStats(int n)

Method Detail

add

public void add(double[] x,
       double w)

reduce

public void reduce(MathUtils.BasicStats bs)

variance

public double[] variance(double[] res)

variance

public double[] variance()

sigma

public double[] sigma(double[] res)

sigma

public double[] sigma()

mean

public double[] mean()

nobs

public long nobs()

wsum

public double wsum()