gov.sandia.cognition.text.term.vector.weighter.local

Class AbstractLocalTermWeighter

java.lang.Object

gov.sandia.cognition.util.AbstractCloneableSerializable

gov.sandia.cognition.math.matrix.DefaultVectorFactoryContainer

gov.sandia.cognition.text.term.vector.weighter.local.AbstractLocalTermWeighter

All Implemented Interfaces:

VectorFactoryContainer, LocalTermWeighter, CloneableSerializable, java.io.Serializable, java.lang.Cloneable

Direct Known Subclasses:

BinaryLocalTermWeighter, LogLocalTermWeighter, TermFrequencyLocalTermWeighter

public abstract class AbstractLocalTermWeighter
extends DefaultVectorFactoryContainer
implements LocalTermWeighter

Abstract implementation of the LocalTermWeighter interface. Defaults to a sparse vector factory.

Since:

3.0

Author:

Justin Basilico

See Also:

Serialized Form

Field Summary

Fields inherited from class gov.sandia.cognition.math.matrix.DefaultVectorFactoryContainer

vectorFactory

Constructor Summary

Constructors

Constructor and Description
AbstractLocalTermWeighter() Creates a new AbstractLocalTermWeighter.
AbstractLocalTermWeighter(VectorFactory<? extends Vector> vectorFactory) Creates a new AbstractLocalTermWeighter.

Method Summary

Modifier and Type	Method and Description
Vector	computeLocalWeights(Vectorizable document) Computes the new local weights for a given document.

Methods inherited from class gov.sandia.cognition.math.matrix.DefaultVectorFactoryContainer

getVectorFactory, setVectorFactory

Methods inherited from class gov.sandia.cognition.util.AbstractCloneableSerializable

clone

Methods inherited from class java.lang.Object

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

Methods inherited from interface gov.sandia.cognition.text.term.vector.weighter.local.LocalTermWeighter

computeLocalWeights

Methods inherited from interface gov.sandia.cognition.util.CloneableSerializable

clone

Constructor Detail

AbstractLocalTermWeighter

public AbstractLocalTermWeighter()

Creates a new AbstractLocalTermWeighter.

AbstractLocalTermWeighter

public AbstractLocalTermWeighter(VectorFactory<? extends Vector> vectorFactory)

Creates a new AbstractLocalTermWeighter.

Parameters:

vectorFactory - The vector factory to use.

Method Detail

computeLocalWeights

public Vector computeLocalWeights(Vectorizable document)

Description copied from interface: LocalTermWeighter

Computes the new local weights for a given document.

Specified by:

computeLocalWeights in interface LocalTermWeighter

Parameters:

document - The document to compute local weights for.

Returns:

The local weight vector for the documents.