dragon.ir.search.smooth

Class DocTransMixtureWeightEM

java.lang.Object

dragon.ir.search.smooth.AbstractMixtureWeightEM

dragon.ir.search.smooth.DocTransMixtureWeightEM

public class DocTransMixtureWeightEM
extends AbstractMixtureWeightEM

Computes the Mixture Weights for Models using translations

Description:

Copyright: Copyright (c) 2005

Company: IST, Drexel University

Version:

1.0

Author:

Davis Zhou

Field Summary

Fields inherited from class dragon.ir.search.smooth.AbstractMixtureWeightEM

componentNum, indexReader, iterationNum

Constructor Summary

Constructors

Constructor and Description
DocTransMixtureWeightEM(IndexReader indexReader, int iterationNum, DocFirstTransSmoother docSmoother)
DocTransMixtureWeightEM(IndexReader indexReader, int iterationNum, QueryFirstTransSmoother querySmoother)

Method Summary

Modifier and Type	Method and Description
protected void	getComponentValue(IRDoc curDoc, int freq, double[] arrComp)
protected void	getComponentValue(SimpleTermPredicate curQueryTerm, int freq, double[] arrComp)
protected void	init(RelSimpleQuery query)
protected void	setDoc(IRDoc curDoc)
protected void	setInitialParameters(double[] arrCoefficient, IRDoc[] arrDoc)
protected void	setQueryTerm(SimpleTermPredicate curQueryTerm)

Methods inherited from class dragon.ir.search.smooth.AbstractMixtureWeightEM

estimateModelCoefficient, getDoc, getDocNum, setStatusOut

Methods inherited from class java.lang.Object

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

Constructor Detail

DocTransMixtureWeightEM

public DocTransMixtureWeightEM(IndexReader indexReader,
                               int iterationNum,
                               QueryFirstTransSmoother querySmoother)

DocTransMixtureWeightEM

public DocTransMixtureWeightEM(IndexReader indexReader,
                               int iterationNum,
                               DocFirstTransSmoother docSmoother)

Method Detail

setInitialParameters

protected void setInitialParameters(double[] arrCoefficient,
                                    IRDoc[] arrDoc)

Specified by:

setInitialParameters in class AbstractMixtureWeightEM

setDoc

protected void setDoc(IRDoc curDoc)

Specified by:

setDoc in class AbstractMixtureWeightEM

setQueryTerm

protected void setQueryTerm(SimpleTermPredicate curQueryTerm)

Specified by:

setQueryTerm in class AbstractMixtureWeightEM

init

protected void init(RelSimpleQuery query)

Specified by:

init in class AbstractMixtureWeightEM

getComponentValue

protected void getComponentValue(IRDoc curDoc,
                                 int freq,
                                 double[] arrComp)

Specified by:

getComponentValue in class AbstractMixtureWeightEM

getComponentValue

protected void getComponentValue(SimpleTermPredicate curQueryTerm,
                                 int freq,
                                 double[] arrComp)

Specified by:

getComponentValue in class AbstractMixtureWeightEM