hex.tree

Class DRealHistogram

java.lang.Object

water.Iced

hex.tree.DHistogram<DRealHistogram>

hex.tree.DRealHistogram

All Implemented Interfaces:

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

public class DRealHistogram
extends DHistogram<DRealHistogram>

A Histogram, computed in parallel over a Vec.

Sums and sums-of-squares of floats

See Also:

Serialized Form

Field Summary

Fields inherited from class hex.tree.DHistogram

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

Constructor Summary

Constructors

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

Method Summary

Methods

Modifier and Type	Method and Description
long	byteSize0()
double	mean(int b)
DTree.Split	scoreMSE(int col, int min_rows)
double	var(int b)

Methods inherited from class hex.tree.DHistogram

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

Methods inherited from class water.Iced

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

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,
              int nbins_cats,
              byte isInt,
              float min,
              float maxEx,
              long nelems)

Method Detail

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,
                   int min_rows)

Specified by:

scoreMSE in class DHistogram<DRealHistogram>

byteSize0

public long byteSize0()

Specified by:

byteSize0 in class DHistogram<DRealHistogram>