es.uam.eps.ir.ranksys.diversity.intentaware.metrics

Class ERRIA.ERRRelevanceModel.UserERRRelevanceModel

java.lang.Object

es.uam.eps.ir.ranksys.diversity.intentaware.metrics.ERRIA.ERRRelevanceModel.UserERRRelevanceModel

All Implemented Interfaces:

UserModel.Model<U>, RelevanceModel.UserRelevanceModel<U,I>

Enclosing class:

ERRIA.ERRRelevanceModel<U,I>

public class ERRIA.ERRRelevanceModel.UserERRRelevanceModel
extends Object
implements RelevanceModel.UserRelevanceModel<U,I>

User relevance model for ERRIA.ERRRelevanceModel.

Constructor Summary

Constructors

Constructor and Description
UserERRRelevanceModel(U user) Constructor.

Method Summary

Modifier and Type	Method and Description
double	gain(I item) Gain obtained by recommending the item.
boolean	isRelevant(I item) Determines whether an item is relevant to the user or not

Methods inherited from class java.lang.Object

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

Constructor Detail

UserERRRelevanceModel

public UserERRRelevanceModel(U user)

Constructor.

Parameters:

user - user whose relevance model is created

Method Detail

isRelevant

public boolean isRelevant(I item)

Description copied from interface: RelevanceModel.UserRelevanceModel

Determines whether an item is relevant to the user or not

Specified by:

isRelevant in interface RelevanceModel.UserRelevanceModel<U,I>

Parameters:

item - item to be judged as relevant

Returns:

true if the item is relevant, false otherwise

gain

public double gain(I item)

Description copied from interface: RelevanceModel.UserRelevanceModel

Gain obtained by recommending the item. Should be typically positive if the item is relevant, and 0 otherwise.

Specified by:

gain in interface RelevanceModel.UserRelevanceModel<U,I>

Parameters:

item - item whose gain is calculated

Returns:

numerical gain