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RankSys module, providing interfaces and common components for defining metrics.
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/*
* Copyright (C) 2015 Information Retrieval Group at Universidad Autónoma
* de Madrid, http://ir.ii.uam.es
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/
package es.uam.eps.ir.ranksys.metrics;
import es.uam.eps.ir.ranksys.core.Recommendation;
/**
* Recommendation metric: assigns a score for each recommendation list.
*
* @author Saúl Vargas ([email protected])
* @author Pablo Castells ([email protected])
*
* @param type of the users
* @param type of the items
*/
public interface RecommendationMetric {
/**
* Returns a score for the recommendation list.
*
* @param recommendation recommendation list
* @return score of the metric to the recommendation
*/
public double evaluate(Recommendation recommendation);
}