---

TFIDFParameter Namespace Reference

Parameters used in the TFIDF retrieval method. More...

Compounds
struct	FeedbackParam
struct	WeightParam
TFIDF model parameters
WeightParam	docTFPrm
WeightParam	qryTFPrm
FeedbackParam	fbPrm
Enumerations
enum	TFMethod { RAWTF = 0, LOGTF = 1, BM25 = 2 }
Functions
void	get ()
	get parameters.
Variables
double	defaultDocK1 = 1
double	defaultDocB = 0.5
double	defaultQryK1 = 1
double	defaultQryB = 0
int	defaultHowManyTerms = 50
double	defaultPosCoeff = 0.5

---

Detailed Description

Parameters used in the TFIDF retrieval method.

---

Enumeration Type Documentation

enum TFIDFParameter::TFMethod

Enumeration values: RAWTF  LOGTF  BM25

---

Function Documentation

void get (    )  [static]

get parameters.

---

Variable Documentation

double TFIDFParameter::defaultDocB = 0.5 [static]

double TFIDFParameter::defaultDocK1 = 1 [static]

int TFIDFParameter::defaultHowManyTerms = 50 [static]

double TFIDFParameter::defaultPosCoeff = 0.5 [static]

double TFIDFParameter::defaultQryB = 0 [static]

double TFIDFParameter::defaultQryK1 = 1 [static]

WeightParam TFIDFParameter::docTFPrm [static]

FeedbackParam TFIDFParameter::fbPrm [static]

WeightParam TFIDFParameter::qryTFPrm [static]

---