indri::query::TermScoreFunction Class Reference

#include <TermScoreFunction.hpp>

Inheritance diagram for indri::query::TermScoreFunction:

List of all members.

Public Member Functions
virtual double	scoreOccurrence (double occurrences, int contextLength)=0
virtual double	scoreOccurrence (double occurrences, int contextLength, double documentOccurrences, int documentLength)=0

---

Detailed Description

Abstract base class for all term scoring and smoothing functions. See the rule parameter format for a description of the rule parameter format.

See also:

TermScoreFunctionFactory for a description of how to add a new scoring function.

---

Member Function Documentation

virtual double indri::query::TermScoreFunction::scoreOccurrence (  double  occurrences, int  contextLength, double  documentOccurrences, int  documentLength )  [pure virtual]

Implemented in indri::query::DirichletTermScoreFunction, indri::query::JelinekMercerTermScoreFunction, indri::query::TFIDFTermScoreFunction, and indri::query::TwoStageTermScoreFunction.

virtual double indri::query::TermScoreFunction::scoreOccurrence (  double  occurrences, int  contextLength )  [pure virtual]

Implemented in indri::query::DirichletTermScoreFunction, indri::query::JelinekMercerTermScoreFunction, indri::query::TFIDFTermScoreFunction, and indri::query::TwoStageTermScoreFunction.

---

The documentation for this class was generated from the following file:

• TermScoreFunction.hpp

---