Package org.apache.lucene.search.similarities

Class BasicModelIF

java.lang.Object

org.apache.lucene.search.similarities.BasicModel

org.apache.lucene.search.similarities.BasicModelIF

public class BasicModelIF
extends BasicModel

An approximation of the I(n_e) model.

Constructor Summary

Constructors

Constructor	Description
BasicModelIF()	Sole constructor: parameter-free

Method Summary

Modifier and Type	Method	Description
final float	score(BasicStats stats, float tfn)	Returns the informative content score.
String	toString()	Subclasses must override this method to return the code of the basic model formula.

Methods inherited from class org.apache.lucene.search.similarities.BasicModel

explain

Methods inherited from class java.lang.Object

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

Constructor Details

BasicModelIF

public BasicModelIF()

Sole constructor: parameter-free

Method Details

score

public final float score(BasicStats stats,
 float tfn)

Description copied from class: BasicModel

Returns the informative content score.

Specified by:

score in class BasicModel

toString

public String toString()

Description copied from class: BasicModel

Subclasses must override this method to return the code of the basic model formula. Refer to the original paper for the list.

Specified by:

toString in class BasicModel