edu.uci.jforests.dataset

Class BitNumericArray

java.lang.Object

edu.uci.jforests.dataset.NumericArray

edu.uci.jforests.dataset.BitNumericArray

All Implemented Interfaces:

ByteSerializable

public class BitNumericArray
extends NumericArray

Constructor Summary

Constructors

Constructor and Description
BitNumericArray(int length)

Method Summary

Modifier and Type	Method and Description
int	get(int index)
int	getBitsPerItem()
int	getSizeInBytes()
NumericArray	getSubSampleNumericArray(int[] indices)
NumericArrayFactory.NumericArrayType	getType()
void	initHistogram(DecisionHistogram histogram, int numInstancesInLeaf, double[] targets, double[] weights, int[] indices, int[] instances)
void	initHistogram(RegressionHistogram histogram, int numInstancesInLeaf, double[] targets, double[] weights, int[] indices, int[] instances)
int	loadFromByteArray(byte[] arr, int offset)
void	set(int index, int value)
int	toByteArray(byte[] arr, int offset)

Methods inherited from class edu.uci.jforests.dataset.NumericArray

getLength

Methods inherited from class java.lang.Object

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

Constructor Detail

BitNumericArray

public BitNumericArray(int length)

Method Detail

getSizeInBytes

public int getSizeInBytes()

Specified by:

getSizeInBytes in interface ByteSerializable

Specified by:

getSizeInBytes in class NumericArray

get

public int get(int index)

Specified by:

get in class NumericArray

set

public void set(int index,
                int value)

Specified by:

set in class NumericArray

getBitsPerItem

public int getBitsPerItem()

Specified by:

getBitsPerItem in class NumericArray

toByteArray

public int toByteArray(byte[] arr,
                       int offset)

Specified by:

toByteArray in interface ByteSerializable

Specified by:

toByteArray in class NumericArray

loadFromByteArray

public int loadFromByteArray(byte[] arr,
                             int offset)

Specified by:

loadFromByteArray in interface ByteSerializable

Specified by:

loadFromByteArray in class NumericArray

getType

public NumericArrayFactory.NumericArrayType getType()

Specified by:

getType in class NumericArray

initHistogram

public void initHistogram(RegressionHistogram histogram,
                          int numInstancesInLeaf,
                          double[] targets,
                          double[] weights,
                          int[] indices,
                          int[] instances)

Overrides:

initHistogram in class NumericArray

initHistogram

public void initHistogram(DecisionHistogram histogram,
                          int numInstancesInLeaf,
                          double[] targets,
                          double[] weights,
                          int[] indices,
                          int[] instances)

Overrides:

initHistogram in class NumericArray

getSubSampleNumericArray

public NumericArray getSubSampleNumericArray(int[] indices)

Specified by:

getSubSampleNumericArray in class NumericArray