indri::query::JelinekMercerTermScoreFunction Class Reference

#include <JelinekMercerTermScoreFunction.hpp>

Inheritance diagram for indri::query::JelinekMercerTermScoreFunction:

List of all members.


Public Member Functions
	JelinekMercerTermScoreFunction (double collectionFrequency, double collectionLambda, double documentLambda=0.0)
double	scoreOccurrence (double occurrences, int contextSize)
double	scoreOccurrence (double occurrences, int contextSize, double documentOccurrences, int documentLength)
Private Attributes
double	_lambda
double	_backgroundLambda
double	_collectionFrequency
double	_collectionComponent
double	_oneLevelCollectionComponent
double	_contextLambda
double	_collectionLambda
double	_documentLambda
double	_foregroundLambda

Constructor & Destructor Documentation

indri::query::JelinekMercerTermScoreFunction::JelinekMercerTermScoreFunction ( double collectionFrequency,

double collectionLambda,

double documentLambda = 0.0

) [inline]

Member Function Documentation

double indri::query::JelinekMercerTermScoreFunction::scoreOccurrence ( double occurrences,

int contextSize,

double documentOccurrences,

int documentLength

) [inline, virtual]

Implements indri::query::TermScoreFunction.

double indri::query::JelinekMercerTermScoreFunction::scoreOccurrence ( double occurrences,

int contextSize

) [inline, virtual]

Implements indri::query::TermScoreFunction.