org.terrier.querying
Class PseudoRelevanceFeedbackSelector

java.lang.Object
  org.terrier.querying.FeedbackSelector
      org.terrier.querying.PseudoRelevanceFeedbackSelector

public class PseudoRelevanceFeedbackSelector
extends FeedbackSelector

A feedback selector for pseudo-relevance feedback. Selects the top ApplicationSetup.EXPANSION_DOCUMENTS documents from the ResultSet attached to the specified request.

Since:

3.0

Author:

Craig Macdonald

Field Summary

Fields inherited from class org.terrier.querying.FeedbackSelector

index

Constructor Summary

PseudoRelevanceFeedbackSelector()
default constructor

Method Summary

FeedbackDocument[]

getFeedbackDocuments(Request request) Obtain feedback documents for the specified query request

Methods inherited from class org.terrier.querying.FeedbackSelector

setIndex

Methods inherited from class java.lang.Object

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

Constructor Detail

PseudoRelevanceFeedbackSelector

public PseudoRelevanceFeedbackSelector()

default constructor

Method Detail

getFeedbackDocuments

public FeedbackDocument[] getFeedbackDocuments(Request request)

Obtain feedback documents for the specified query request

Specified by:

getFeedbackDocuments in class FeedbackSelector