InverseGraphMetricReranker.DirectGraphMetricUserReranker

java.lang.Object

es.uam.eps.ir.relison.links.recommendation.reranking.local.LambdaReranker.LambdaUserReranker

es.uam.eps.ir.relison.links.recommendation.reranking.local.graph.GraphMetricReranker.GraphMetricUserReranker

es.uam.eps.ir.relison.links.recommendation.reranking.local.graph.InverseGraphMetricReranker.DirectGraphMetricUserReranker

Enclosing class:: InverseGraphMetricReranker<U>

protected class InverseGraphMetricReranker.DirectGraphMetricUserReranker
extends GraphMetricReranker.GraphMetricUserReranker

The individual reranker.

Field Summary

Fields inherited from class es.uam.eps.ir.relison.links.recommendation.reranking.local.graph.GraphMetricReranker.GraphMetricUserReranker
graph, metric

Fields inherited from class es.uam.eps.ir.relison.links.recommendation.reranking.local.LambdaReranker.LambdaUserReranker
novMap, novStats, relStats

Constructor Summary

Constructors
Constructor	Description
`DirectGraphMetricUserReranker(es.uam.eps.ir.ranksys.core.Recommendation<U,U> recommendation, int maxLength, Graph<U> graph, GraphMetric<U> metric)`	Constructor.

Method Summary

Modifier and Type Method Description

protected double nov(org.ranksys.core.util.tuples.Tuple2od<U> iv)
Returns the novelty score of an item.

Methods inherited from class es.uam.eps.ir.relison.links.recommendation.reranking.local.graph.GraphMetricReranker.GraphMetricUserReranker
update

Methods inherited from class es.uam.eps.ir.relison.links.recommendation.reranking.local.LambdaReranker.LambdaUserReranker
selectItem, value

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details
- DirectGraphMetricUserReranker
  
  public DirectGraphMetricUserReranker(es.uam.eps.ir.ranksys.core.Recommendation<U,U> recommendation, int maxLength, Graph<U> graph, GraphMetric<U> metric)
  
  Constructor.
  
  Parameters:
  
  recommendation - the recommendation to rerank.
  
  maxLength - the maximum length of the definitive ranking.
  
  graph - the network.
  
  metric - the metric to promote.
Method Details
- nov
  
  protected double nov(org.ranksys.core.util.tuples.Tuple2od<U> iv)
  
  Description copied from class: LambdaReranker.LambdaUserReranker
  
  Returns the novelty score of an item.
  
  Specified by:
  
  nov in class LambdaReranker.LambdaUserReranker
  
  Parameters:
  
  iv - item-relevance pair
  
  Returns:
  
  the novelty of the item