Package org.carrot2.text.vsm

Class TermDocumentMatrixReducer

java.lang.Object

org.carrot2.attrs.AttrComposite

org.carrot2.text.vsm.TermDocumentMatrixReducer

All Implemented Interfaces:

AcceptingVisitor

public class TermDocumentMatrixReducer
extends AttrComposite

Reduces the dimensionality of a term-document matrix using a matrix factorization algorithm.

Field Summary

Fields

Modifier and Type	Field	Description
MatrixFactorizationFactory	factorizationFactory	Factorization method.

Fields inherited from class org.carrot2.attrs.AttrComposite

attributes

Constructor Summary

Constructors

Constructor	Description
TermDocumentMatrixReducer()

Method Summary

Modifier and Type	Method	Description
void	reduce(ReducedVectorSpaceModelContext context, int dimensions)	Performs the reduction.

Methods inherited from class org.carrot2.attrs.AttrComposite

accept

Methods inherited from class java.lang.Object

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

Field Details

factorizationFactory

public MatrixFactorizationFactory factorizationFactory

Factorization method. The method to be used to factorize the term-document matrix and create base vectors that will give rise to cluster labels.

Constructor Details

TermDocumentMatrixReducer

public TermDocumentMatrixReducer()

Method Details

reduce

public void reduce(ReducedVectorSpaceModelContext context, int dimensions)

Performs the reduction.