org.egothor.core

Interface CWI

All Known Implementing Classes:

CWI, Rider

public interface CWI

This interface should be implemented by any class wishing to declare some knowledge of collection wide information (CWI).

Author:

Leo Galambos

Field Summary

Fields

Modifier and Type	Field and Description
static double	IDF_UNKNOWN

Method Summary

Modifier and Type	Method and Description
boolean	defined(String term) Test whether this object has been defined for the given term.
double	idf(String term) Return the inverse document frequency of the given term.

Field Detail

IDF_UNKNOWN

static final double IDF_UNKNOWN

See Also:

Constant Field Values

Method Detail

defined

boolean defined(String term)

Test whether this object has been defined for the given term.

Parameters:

term - the term to test for

Returns:

true if it has, false otherwise

idf

double idf(String term)

Return the inverse document frequency of the given term.

Parameters:

term - the term

Returns:

the inverse document frequency