Uses of Class
org.terrier.structures.Index

Packages that use Index

org.terrier.applications	Provides application-level code that use the Terrier platform to perform indexing and retrieval from either standard test collections, interactive querying of a indexed collection, or desktop search.
org.terrier.indexing	Provides classes and interfaces related to the indexing of documents.
org.terrier.indexing.hadoop	Provides classes for Terrier's MapReduce indexer.
org.terrier.matching	Provides the classes and interfaces used for matching documents to queries.
org.terrier.matching.daat	Provides classes that implement a document-at-a-time (DAAT) matching strategy.
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.matching.taat	Provides classes that implement a term-at-a-time (TAAT) matching strategy.
org.terrier.matching.tsms	Provides the interface and classes that implement the term score modifiers, which modify the scores assigned to documents for a particular term.
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.
org.terrier.structures.collections	Provides data structures various data structures.
org.terrier.structures.indexing	Provides the classes used for creating the data structures of the Terrier platform.
org.terrier.structures.indexing.singlepass	Provides implementation of the structures needed for performing a single pass indexing
org.terrier.structures.indexing.singlepass.hadoop	Provides classes implemeting the Hadoop MapReduce indexing in Terrier.
org.terrier.structures.merging	Provides classes for merging two sets of data structures, created by Terrier, into one set of data structures.
org.terrier.utility.io	This package includes classes that are used for various IO duties within Terrier.

Uses of Index in org.terrier.applications

Fields in org.terrier.applications declared as Index

protected Index	TRECQuerying.index The object that encapsulates the data structures used by Terrier.
protected Index	InteractiveQuerying.index The data structures used.

Methods in org.terrier.applications that return Index

Index

TRECQuerying.getIndex() Get the index pointer.

Methods in org.terrier.applications with parameters of type Index

void	TRECQuerying.setIndex(Index i) Set the index pointer.

Constructors in org.terrier.applications with parameters of type Index

TRECQuerying.NullOutputFormat(Index i)
Created a new NullOuputFormat

TRECQuerying.TRECDocidOutputFormat(Index index)
Creates a new TRECDocidOutputFormat.

TRECQuerying.TRECDocnoOutputFormat(Index _index)
Create a TRECDocnoOutputFormat using the specified index for looking up the docnos

TRECQuerying(Index i)
TRECQuerying constructor initialises the specified inverted index, the lexicon and the document index structures.

TRECQueryingExpansion(Index i)
Deprecated. TRECQueryExpansion - Index constructor.

Uses of Index in org.terrier.indexing

Fields in org.terrier.indexing declared as Index

protected Index

Indexer.currentIndex The index being worked on, denoted by path and prefix

Methods in org.terrier.indexing that return Index

Index

ExtensibleSinglePassIndexer.getCurrentIndex() Get the index currently being constructed by this indexer.

Uses of Index in org.terrier.indexing.hadoop

Methods in org.terrier.indexing.hadoop with parameters of type Index

protected void

Hadoop_BasicSinglePassIndexer.mergeDocumentIndex(Index[] src, int numdocs) Merges the simple document indexes made for each map, instead creating the final document index

Uses of Index in org.terrier.matching

Fields in org.terrier.matching declared as Index

protected Index	TRECResultsMatching.index The underlying index.
protected Index	PostingListManager.index underlying index
protected Index	OldBasicMatching.index The index used for retrieval.
protected Index	BaseMatching.index The index used for retrieval.

Methods in org.terrier.matching with parameters of type Index

void	PostingListManager.PostingListManagerPlugin.processQuery(MatchingQueryTerms mqt, Index index, PostingListManager plm) process the query, given matchign query terms, index and posting list manager

Constructors in org.terrier.matching with parameters of type Index

BaseMatching(Index _index)
Constructs an instance of the BaseMatching

OldBasicMatching(Index _index)
A default constructor that creates the CollectionResultSet and initialises the document and term modifier containers.

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.

PostingListManager(Index _index, CollectionStatistics _cs, MatchingQueryTerms mqt, boolean splitSynonyms)
Create a posting list manager for the given index and statistics, and populated using the specified MatchingQueryTerms.

TRECResultsMatching(Index _index)
Contructs an instance of the TRECResultsMatching given an index.

TRECResultsMatching(Index _index, String _filename)
Contructs an instance of the TRECResultsMatching.

TRECResultsMatching(Index _index, String _filename, String defDSMs)
Contructs an instance of the TRECResultsMatching.

Uses of Index in org.terrier.matching.daat

Constructors in org.terrier.matching.daat with parameters of type Index

Full(Index index)
Create a new Matching instance based on the specified index

FullNoPLM(Index index)
Create a new Matching instance based on the specified index

Uses of Index in org.terrier.matching.dsms

Methods in org.terrier.matching.dsms with parameters of type Index

protected void	DependenceScoreModifier.doDependency(Index index, EntryStatistics[] es, IterablePosting[] ips, ResultSet rs, double[] phraseTermWeights, boolean SD)
void	SimpleStaticScoreModifier.init(Index index) init
protected void	SimpleStaticScoreModifier.loadDocno2score_seq(Index index)
protected void	SimpleStaticScoreModifier.loadDocno2score(Index index)
protected void	SimpleStaticScoreModifier.loadScorefile(Index index)
boolean	SimpleStaticScoreModifier.modifyScores(Index index, MatchingQueryTerms queryTerms, ResultSet set) Modifies the scores of the documents for a given query.
boolean	ResetScores.modifyScores(Index index, MatchingQueryTerms queryTerms, ResultSet resultSet)
boolean	PhraseScoreModifier.modifyScores(Index index, MatchingQueryTerms terms, ResultSet resultSet)
boolean	MRFDependenceScoreModifier.modifyScores(Index index, MatchingQueryTerms terms, ResultSet set) Modifies the scores of documents, in which there exist, or there does not exist a given phrase.
boolean	DocumentScoreModifier.modifyScores(Index index, MatchingQueryTerms queryTerms, ResultSet resultSet) Modifies the scores of the documents for a given query.
boolean	DependenceScoreModifier.modifyScores(Index index, MatchingQueryTerms terms, ResultSet set) Modifies the scores of documents, in which there exist, or there does not exist a given phrase.
boolean	DFRDependenceScoreModifier.modifyScores(Index index, MatchingQueryTerms terms, ResultSet set)
boolean	BooleanScoreModifier.modifyScores(Index index, MatchingQueryTerms query, ResultSet resultSet) Zeros the scores of documents in which only some of the query terms appear.
boolean	BooleanFallback.modifyScores(Index index, MatchingQueryTerms queryTerms, ResultSet resultSet) Applies boolean fallback to the given result set.
protected void	DependenceScoreModifier.openPostingLists(Index index, LexiconEntry[] les, IterablePosting[] ips) Opens the posting list for an index and lexicon entry
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 Index in org.terrier.matching.models

Methods in org.terrier.matching.models with parameters of type Index

static WeightingModel

WeightingModelFactory.newInstance(String name, Index index) Returns the requested weighting model for the specified index.

Uses of Index in org.terrier.matching.taat

Constructors in org.terrier.matching.taat with parameters of type Index

Full(Index index)
Create a new Matching instance based on the specified index

FullNoPLM(Index index)
Create a new Matching instance based on the specified index

Uses of Index in org.terrier.matching.tsms

Fields in org.terrier.matching.tsms declared as Index

protected Index

TermInFieldModifier.index

Methods in org.terrier.matching.tsms with parameters of type Index

void	TermInFieldModifier.setIndex(Index i) Tell the implementer which Index object it is associated with.

Uses of Index in org.terrier.querying

Fields in org.terrier.querying declared as Index

protected Index	Request.index index will not be passed across RMI
protected Index	Manager.index The index this querying comes from
protected Index	FeedbackSelector.index
protected Index	QueryExpansion.lastIndex

Fields in org.terrier.querying with type parameters of type Index

protected Map<Index,Map<String,Matching>>

Manager.Cache_Matching Cache loaded Matching models per Index in this map

Methods in org.terrier.querying that return Index

Index	Request.getIndex() Returns the index to be used for this query
Index	Manager.getIndex() Returns the index used by the manager.
protected Index	QueryExpansion.getIndex(Manager m) For easier sub-classing of which index the query expansion comes from

Methods in org.terrier.querying with parameters of type Index

void	Request.setIndex(Index _index) Set the index to be used for this query
void	RelevantOnlyFeedbackDocuments.setIndex(Index index) Set the index to be used
void	RelevanceFeedbackSelectorDocids.setIndex(Index index) Set the index to be used
void	RelevanceFeedbackSelector.setIndex(Index index) Set the index to be used
void	FeedbackSelector.setIndex(Index _index) Set the index to be used
protected void	Manager.useThisIndex(Index i) use the index specified for the Manager

Constructors in org.terrier.querying with parameters of type Index

Manager(Index _index)
Construct a Manager using the specified Index Throws IllegalArgumentException if the specified index is null

Uses of Index in org.terrier.structures

Fields in org.terrier.structures declared as Index

protected Index	FSOMapFileLexiconOutputStream.index
protected Index	BitPostingIndexInputStream.index
protected Index	BitPostingIndex.index

Methods in org.terrier.structures that return Index

static Index	Index.createIndex() Factory method for creating an index.
static Index	Index.createIndex(String path, String prefix) Factory method for load an index.
static Index	Index.createNewIndex(String path, String prefix) Factory method create a new index.
static Index	IndexUtil.reOpenIndex(Index index) Reopen an existing index

Methods in org.terrier.structures with parameters of type Index

static void	FSOMapFileLexiconOutputStream.addLexiconToIndex(Index index, String structureName, String leValueClassname) Adds Lexicon to index
static void	IndexUtil.configure(Index index, Object o) Configures an object with the index, if the object implements IndexConfigurable
static boolean	IndexUtil.copyStructure(Index sourceIndex, Index destIndex, String sourceStructureName, String destinationStructureName) Copies an index structure from one index to another.
static boolean	IndexUtil.deleteStructure(Index index, String structureName) Delete the named structure from the specified index.
static void	IndexUtil.forceReloadStructure(Index index, String structureName) Forces a structure to be reloaded, by removing it from the index's structure cache
static void	IndexUtil.forceStructure(Index index, String structureName, Object structure) Force the specified object into the structure cache of the specified object, as the given structure name
static String	BitPostingIndexInputStream.getFilename(Index _index, String structureName, byte fileCount, byte fileId) Returns filename
static String[]	IndexUtil.getStructures(Index index) Returns a list of the structures in the given index
protected void	FSAFieldDocumentIndex.initialise(Index index, String structureName)
protected void	FSADocumentIndex.initialise(Index index, String structureName)
protected void	CompressingMetaIndex.loadIndex(Index index, String structureName)
static void	FSOMapFileLexicon.optimise(String structureName, Index index, LexiconBuilder.CollectionStatisticsCounter statsCounter) Does two things to a FSOMapFileLexicon: adds the termid lookup file (if required), and also creates the lexicon has file.
static void	FSOMapFileLexicon.optimise(String structureName, Index index, LexiconBuilder.CollectionStatisticsCounter statsCounter, int numEntries) optimise
static void	IndexUtil.printDocumentIndex(Index index, String structureName) Print the contents of the document index
static void	LexiconUtil.printLexicon(Index index, String structureName) Prints Lexicon
static void	IndexUtil.printMetaIndex(Index index, String structureName) Print the contents of the meta index
static boolean	IndexUtil.renameIndexStructure(Index index, String sourceStructureName, String destinationStructureName) Rename a structure within a given index.
static Index	IndexUtil.reOpenIndex(Index index) Reopen an existing index
void	IndexConfigurable.setIndex(Index i) Tell the implementer which Index object it is associated with.
void	BlockInvertedIndex.setIndex(Index i) let it know which index to use

Constructors in org.terrier.structures with parameters of type Index

BitPostingIndex(Index _index, String _structureName, Class<? extends IterablePosting> _postingImplementation)
Constructs an instance of the BitPostingIndex.

BitPostingIndexInputStream(Index _index, String _structureName, Iterator<? extends BitIndexPointer> _pointerList, Class<? extends IterablePosting> _postingIteratorClass)
Constructs an instance of BitPostingIndexInputStream.

BlockDirectIndex(Index index, String structureName)
Constructs an instance of the class with the given index, using the specified structure name.

BlockDirectIndex(Index index, String structureName, Class<? extends IterablePosting> postingClass)
Constructs an instance of the class with

BlockDirectIndexInputStream(Index index, String structureName)
Constructs an index of the class with

BlockDirectIndexInputStream(Index index, String structureName, Class<? extends IterablePosting> postingClass)
Constructs an index of the class with

BlockInvertedIndex(Index index, String structureName)
Constructs an instance of the class with

BlockInvertedIndex(Index index, String structureName, DocumentIndex doi)
Constructs an instance of the class with

BlockInvertedIndex(Index index, String structureName, DocumentIndex _doi, Class<? extends IterablePosting> postingClass)
Constructs an instance of the class with

BlockInvertedIndexInputStream(Index _index, String _structureName)
Construct an instance of the class with

BlockInvertedIndexInputStream(Index _index, String _structureName, Class<? extends IterablePosting> _postingImplementation)
Construct an instance of the class with

BlockInvertedIndexInputStream(Index _index, String structureName, Iterator<? extends LexiconEntry> lexInputStream)
Construct an instance of the class with

BlockInvertedIndexInputStream(Index _index, String structureName, Iterator<? extends LexiconEntry> lexInputStream, Class<? extends IterablePosting> _postingIteratorClass)
Construct an instance of the class with

CompressingMetaIndex.InputStream(Index _index, String structureName)
Constructs an instance of the class with

CompressingMetaIndex.InputStream(Index _index, String _structureName, int _startingId, int _endId)
Constructs an instance of the class with

CompressingMetaIndex(Index index, String structureName)
Construct an instance of the class with

DirectIndex(Index index, String structureName)
Constructs an instance of the class with the given index, using the specified structure name.

DirectIndex(Index index, String structureName, Class<? extends IterablePosting> postingClass)
Constructs an instance of the class with

DirectIndexInputStream(Index index, String structureName)
Constructs an instance of the class with

DirectIndexInputStream(Index index, String structureName, Class<? extends IterablePosting> postingIterator)
Constructs an instance of the class with

DirectIndexInputStream(Index _index, String structureName, Iterator<? extends BitIndexPointer> _pointerList, Class<? extends IterablePosting> _postingIteratorClass)

FSADocumentIndex.FSADocumentIndexIterator(Index index, String structureName)
Construct an instance of the class with

FSADocumentIndex(Index index, String structureName)
Construct an instance of the class with

FSADocumentIndex(Index index, String structureName, boolean initialise)

FSAFieldDocumentIndex(Index index, String structureName)
Construct an instance of the class with

FSOMapFileLexicon.MapFileLexiconEntryIterator(String structureName, Index index)
Construct an instance of the class with

FSOMapFileLexicon.MapFileLexiconIterator(String structureName, Index index)
Construct an instance of the class with

FSOMapFileLexicon(String structureName, Index index)
Construct a new FSOMapFileLexicon

FSOMapFileLexiconOutputStream(Index _index, String _structureName, Class<? extends FixedSizeWriteableFactory<LexiconEntry>> valueFactoryClass)
Construct an instance of the class with

FSOMapFileLexiconOutputStream(Index _index, String _structureName, FixedSizeWriteableFactory<org.apache.hadoop.io.Text> _keyFactory, Class<? extends FixedSizeWriteableFactory<LexiconEntry>> valueFactoryClass)
Construct an instance of the class with

FSOMapFileLexiconOutputStream(Index _index, String _structureName, FixedSizeWriteableFactory<org.apache.hadoop.io.Text> _keyFactory, String valueFactoryClassName)
Construct an instance of the class with

Index.UpdatingCollectionStatistics(Index index)

InvertedIndex(Index index, String structureName)
Construct an instance of the class with

InvertedIndex(Index index, String structureName, DocumentIndex _doi)
Construct an instance of the class with

InvertedIndex(Index index, String structureName, DocumentIndex _doi, Class<? extends IterablePosting> postingClass)
Construct an instance of the class with

InvertedIndexInputStream(Index _index, String structureName)
Construct an instance of the class with

InvertedIndexInputStream(Index _index, String structureName, Class<? extends IterablePosting> _postingIteratorClass)
Construct an instance of the class with

InvertedIndexInputStream(Index _index, String structureName, Iterator<? extends Pointer> lexInputStream)
Construct an instance of the class with

InvertedIndexInputStream(Index _index, String structureName, Iterator<? extends Pointer> lexInputStream, Class<? extends IterablePosting> _postingIteratorClass)
Construct an instance of the class with

Uses of Index in org.terrier.structures.collections

Constructors in org.terrier.structures.collections with parameters of type Index

FSArrayFile.ArrayFileIterator(Index index, String structureName)
constructor

FSArrayFile(Index index, String structureName)
constructor

FSOrderedMapFile(Index index, String structureName)
constructor

Uses of Index in org.terrier.structures.indexing

Fields in org.terrier.structures.indexing declared as Index

protected Index	LexiconBuilder.index
protected Index	InvertedIndexBuilder.index
protected Index	DocumentIndexBuilder.index index object of the index currently being created
protected Index	CompressingMetaIndexBuilder.index

Methods in org.terrier.structures.indexing with parameters of type Index

static void	LexiconBuilder.createLexiconHash(Index index) Deprecated. use optimise instead
static void	LexiconBuilder.createLexiconIndex(Index index) Deprecated. use optimise instead
static void	LexiconBuilder.optimise(Index index, String structureName) Optimises the lexicon, eg lexid file
static void	LexiconBuilder.reAssignTermIds(Index index, String structureName, int numEntries) Re-assigned the termids within the named lexicon structure to be ascending with descending term frequency, i.e.
static void	CompressingMetaIndexBuilder.reverseAsMapReduceJob(Index index, String structureName, String[] keys) reverseAsMapReduceJob
static void	CompressingMetaIndexBuilder.reverseAsMapReduceJob(Index index, String structureName, String[] keys, HadoopPlugin.JobFactory jf) reverseAsMapReduceJob

Constructors in org.terrier.structures.indexing with parameters of type Index

BlockInvertedIndexBuilder(Index index, String structureName)
constructor

BlockLexiconBuilder(Index i, String _structureName)
Deprecated. constructor

CompressingMetaIndexBuilder(Index _index, String[] _keyNames, int[] _valueLens, String[] _forwardKeys)
constructor

CompressingMetaIndexBuilder(Index _index, String _structureName, String[] _keyNames, int[] _valueLens, String[] _forwardKeys)
constructor

DocumentIndexBuilder(Index i, String _structureName)
Construct a DocumentIndex associated with the specified index

InvertedIndexBuilder(Index i, String _structureName)
contructor

LexiconBuilder.BasicLexiconCollectionStaticticsCounter(Index _index)
constructor

LexiconBuilder.BasicLexiconCollectionStaticticsCounter(Index _index, String subset_name)
constructor

LexiconBuilder.FieldLexiconCollectionStaticticsCounter(Index _index, int _numFields)

LexiconBuilder(Index i, String _structureName)
constructor

LexiconBuilder(Index i, String _structureName, Class<? extends LexiconMap> _LexiconMapClass, String _lexiconEntryClass)
constructor

LexiconBuilder(Index i, String _structureName, LexiconMap lexiconMap, String _lexiconEntryClass)
constructor

Uses of Index in org.terrier.structures.indexing.singlepass

Fields in org.terrier.structures.indexing.singlepass declared as Index

protected Index

Inverted2DirectIndexBuilder.index index currently being used

Constructors in org.terrier.structures.indexing.singlepass with parameters of type Index

BlockInverted2DirectIndexBuilder(Index i)
constructor

Inverted2DirectIndexBuilder(Index i)
Construct a new instance of this builder class

Uses of Index in org.terrier.structures.indexing.singlepass.hadoop

Methods in org.terrier.structures.indexing.singlepass.hadoop with parameters of type Index

static void

Inv2DirectMultiReduce.invertStructure(Index index, HadoopPlugin.JobFactory jf, int numberOfReduceTasks) Performs the inversion, from "inverted" structure to "direct" structure.

Constructors in org.terrier.structures.indexing.singlepass.hadoop with parameters of type Index

Inv2DirectMultiReduce.Inv2DirectMultiReduceJob(Index _index, HadoopPlugin.JobFactory _jf)
constructor

Uses of Index in org.terrier.structures.merging

Fields in org.terrier.structures.merging declared as Index

protected Index	StructureMerger.destIndex destination index
protected Index	LexiconMerger.destIndex
protected Index	StructureMerger.srcIndex1 source index 1
protected Index	LexiconMerger.srcIndex1
protected Index	StructureMerger.srcIndex2 source index 2
protected Index	LexiconMerger.srcIndex2

Methods in org.terrier.structures.merging with parameters of type Index

void	StructureMerger.setOutputIndex(Index _outputIndex) Sets the output index.

Constructors in org.terrier.structures.merging with parameters of type Index

BlockStructureMerger(Index _srcIndex1, Index _srcIndex2, Index _destIndex)
constructor

LexiconMerger(Index src1, Index src2, Index dest)
A constructor that sets the filenames of the lexicon files to merge

StructureMerger(Index _srcIndex1, Index _srcIndex2, Index _destIndex)
constructor

Uses of Index in org.terrier.utility.io

Methods in org.terrier.utility.io that return Index

static Index

HadoopUtility.fromHConfiguration(org.apache.hadoop.conf.Configuration c) Get an Index saved to the specifified Hadoop configuration by toHConfiguration()

Methods in org.terrier.utility.io with parameters of type Index

static void

HadoopUtility.toHConfiguration(Index i, org.apache.hadoop.conf.Configuration c) Puts the specified index onto the given Hadoop configuration