org.carrot2.mahout.math

Class VectorView

java.lang.Object

org.carrot2.mahout.math.AbstractVector

org.carrot2.mahout.math.VectorView

All Implemented Interfaces:

Cloneable, Iterable<Vector.Element>, Vector

public class VectorView
extends AbstractVector

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
class	VectorView.AllIterator
class	VectorView.NonZeroIterator

Nested classes/interfaces inherited from class org.carrot2.mahout.math.AbstractVector

AbstractVector.LocalElement

Nested classes/interfaces inherited from interface org.carrot2.mahout.math.Vector

Vector.Element

Field Summary

Fields inherited from class org.carrot2.mahout.math.AbstractVector

lengthSquared

Constructor Summary

Constructors

Constructor and Description
VectorView()
VectorView(Vector vector, int offset, int cardinality)

Method Summary

Modifier and Type	Method and Description
Vector	clone()
double	getDistanceSquared(Vector v)
double	getLengthSquared()
int	getNumNondefaultElements()
double	getQuick(int index)
boolean	isDense()
boolean	isSequentialAccess()
Iterator<Vector.Element>	iterateNonZero()
Iterator<Vector.Element>	iterator()
VectorView	like()
void	setQuick(int index, double value)
Vector	viewPart(int offset, int length)

Methods inherited from class org.carrot2.mahout.math.AbstractVector

aggregate, aggregate, asFormatString, assign, assign, assign, assign, assign, assign, cross, divide, dot, dotSelf, equals, get, getElement, hashCode, logNormalize, logNormalize, logNormalize, maxValue, maxValueIndex, minus, minValue, minValueIndex, norm, normalize, normalize, plus, plus, set, size, times, times, toString, toString, zSum

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Constructor Detail

VectorView

public VectorView()

VectorView

public VectorView(Vector vector,
                  int offset,
                  int cardinality)

Method Detail

clone

public Vector clone()

Specified by:

clone in interface Vector

Overrides:

clone in class AbstractVector

isDense

public boolean isDense()

isSequentialAccess

public boolean isSequentialAccess()

like

public VectorView like()

getQuick

public double getQuick(int index)

setQuick

public void setQuick(int index,
                     double value)

getNumNondefaultElements

public int getNumNondefaultElements()

viewPart

public Vector viewPart(int offset,
                       int length)

Specified by:

viewPart in interface Vector

Overrides:

viewPart in class AbstractVector

iterateNonZero

public Iterator<Vector.Element> iterateNonZero()

iterator

public Iterator<Vector.Element> iterator()

getLengthSquared

public double getLengthSquared()

Specified by:

getLengthSquared in interface Vector

Overrides:

getLengthSquared in class AbstractVector

getDistanceSquared

public double getDistanceSquared(Vector v)

Specified by:

getDistanceSquared in interface Vector

Overrides:

getDistanceSquared in class AbstractVector