hex.gbm

Class DRealHistogram

java.lang.Object

water.Iced

hex.gbm.DHistogram<DRealHistogram>

hex.gbm.DRealHistogram

All Implemented Interfaces:

java.lang.Cloneable, Freezable

public class DRealHistogram
extends DHistogram<DRealHistogram>

A Histogram, computed in parallel over a Vec.

Sums and sums-of-squares of doubles

Field Summary

Fields inherited from class hex.gbm.DHistogram

_bins, _doGrpSplit, _isInt, _maxEx, _maxIn, _min, _min_rows, _min2, _name, _nbin, _step

Constructor Summary

Constructors

Constructor and Description
DRealHistogram(java.lang.String name, int nbins, byte isInt, float min, float maxEx, long nelems, int min_rows, boolean doGrpSplit)

Method Summary

Methods

Modifier and Type	Method and Description
long	byteSize0()
int	frozenType() Return the cluster-wide-unique 2-byte type ID for instances of this class
double	mean(int b)
DTree.Split	scoreMSE(int col)
double	var(int b)

Methods inherited from class hex.gbm.DHistogram

bins, byteSize, find_maxEx, find_maxEx, find_maxIn, find_min, initialHist, isConstantResponse, make, maxsIn, mins, nbins, setMax, setMin, toString

Methods inherited from class water.Iced

clone, init, newInstance, read, toDocField, write, writeJSON, writeJSONFields

Methods inherited from class java.lang.Object

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

Constructor Detail

DRealHistogram

public DRealHistogram(java.lang.String name,
              int nbins,
              byte isInt,
              float min,
              float maxEx,
              long nelems,
              int min_rows,
              boolean doGrpSplit)

Method Detail

frozenType

public int frozenType()

Description copied from interface: Freezable

Return the cluster-wide-unique 2-byte type ID for instances of this class

Specified by:

frozenType in interface Freezable

Overrides:

frozenType in class Iced

mean

public double mean(int b)

Specified by:

mean in class DHistogram<DRealHistogram>

var

public double var(int b)

Specified by:

var in class DHistogram<DRealHistogram>

scoreMSE

public DTree.Split scoreMSE(int col)

Specified by:

scoreMSE in class DHistogram<DRealHistogram>

byteSize0

public long byteSize0()

Specified by:

byteSize0 in class DHistogram<DRealHistogram>