Uses of Class
org.terrier.structures.CollectionStatistics

Packages that use CollectionStatistics
org.terrier.matching Provides the classes and interfaces used for matching documents to queries. 
org.terrier.matching.dsms Provides the interface and the classes for modifying the scores of documents after an score has been assigned to documents, or implementing the combination of evidence. 
org.terrier.matching.models Provides the classes that implement various weighting models. 
org.terrier.querying Provides the interfaces and classes for the querying API of the Terrier platform, the controls, post processors and filters. 
org.terrier.structures Provides the classes that implement the data structures used for retrieval with the Terrier platform. 
 

Uses of CollectionStatistics in org.terrier.matching
 

Fields in org.terrier.matching declared as CollectionStatistics
protected  CollectionStatistics PostingListManager.collectionStatistics
          statistics of the collection
protected  CollectionStatistics OldBasicMatching.collectionStatistics
          The collection statistics
protected  CollectionStatistics BaseMatching.collectionStatistics
          The collection statistics
protected  CollectionStatistics TRECResultsMatching.collStats
          The underlying collections statistics.
 

Methods in org.terrier.matching that return CollectionStatistics
 CollectionStatistics TRECResultsMatching.getCollectionStatistics()
          Returns collection statistics.
 

Methods in org.terrier.matching with parameters of type CollectionStatistics
 void TRECResultsMatching.setCollectionStatistics(CollectionStatistics _collStats)
           
 void OldBasicMatching.setCollectionStatistics(CollectionStatistics cs)
          Set the collection statistics.
 void Matching.setCollectionStatistics(CollectionStatistics cs)
          Update the collection statistics being used by this matching instance
 void BaseMatching.setCollectionStatistics(CollectionStatistics cs)
          Update the collection statistics being used by this matching instance
 

Constructors in org.terrier.matching with parameters of type CollectionStatistics
PostingListManager(Index _index, CollectionStatistics cs)
          Create a posting list manager for the given index and statistics
PostingListManager(Index _index, CollectionStatistics _cs, MatchingQueryTerms mqt)
          Create a posting list manager for the given index and statistics, and populated using the specified MatchingQueryTerms.
 

Uses of CollectionStatistics in org.terrier.matching.dsms
 

Methods in org.terrier.matching.dsms with parameters of type CollectionStatistics
 void MRFDependenceScoreModifier.setCollectionStatistics(CollectionStatistics cs, Index _index)
          Sets the collection statistics used to score the documents (number of documents in the collection, etc)
 void DependenceScoreModifier.setCollectionStatistics(CollectionStatistics cs, Index _index)
          Sets the collection statistics used to score the documents (number of documents in the collection, etc)
 

Uses of CollectionStatistics in org.terrier.matching.models
 

Methods in org.terrier.matching.models with parameters of type CollectionStatistics
 void WeightingModel.setCollectionStatistics(CollectionStatistics _cs)
          Sets collection statistics
 void PerFieldNormWeightingModel.setCollectionStatistics(CollectionStatistics _cs)
           
 void ML2.setCollectionStatistics(CollectionStatistics _cs)
           
 void MDL2.setCollectionStatistics(CollectionStatistics _cs)
           
 void DFRWeightingModel.setCollectionStatistics(CollectionStatistics _cs)
           
 

Uses of CollectionStatistics in org.terrier.querying
 

Fields in org.terrier.querying declared as CollectionStatistics
protected  CollectionStatistics QueryExpansion.collStats
          The statistics of the index
 

Constructors in org.terrier.querying with parameters of type CollectionStatistics
DFRBagExpansionTerms(CollectionStatistics collStats, Lexicon<java.lang.String> _lexicon, PostingIndex<BitIndexPointer> _directIndex, DocumentIndex _documentIndex)
          Constructs an instance of ExpansionTerms.
 

Uses of CollectionStatistics in org.terrier.structures
 

Subclasses of CollectionStatistics in org.terrier.structures
protected  class Index.UpdatingCollectionStatistics
          This collection statistics parses the associated index properties for each call.
 

Methods in org.terrier.structures that return CollectionStatistics
 CollectionStatistics Index.getCollectionStatistics()
          Get the collection statistics
 

Methods in org.terrier.structures with parameters of type CollectionStatistics
 void CollectionStatistics.addStatistics(CollectionStatistics cs)
          Increment the statistics by the specified amount
 



Terrier 3.5. Copyright © 2004-2011 University of Glasgow