Uses of Class
org.terrier.structures.Index

Packages that use Index

Package	Description
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.applications.batchquerying	Contains application-level programs for performing batch-based query operations, such as generating runs for TREC.
org.terrier.applications.secondary	Contains additional applications-level programs that provide easy access to additional functionality within Terrier
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.realtime	Provides index structures that support updating and real-time retrieval.
org.terrier.realtime.incremental	Provides incremental indexing functionality.
org.terrier.realtime.matching	Provides additional matching implementations specifically for real-time index structures.
org.terrier.realtime.memory	Provides MemoryIndex structures.
org.terrier.realtime.memory.fields	Provides MemoryIndex structures that support field search.
org.terrier.realtime.multi	Provides MultiIndex structures.
org.terrier.structures	Provides the classes that implement the data structures used for retrieval with the Terrier platform.
org.terrier.structures.bit	Provides on-disk index structures that support the older bit-level compression scheme.
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.integer	Provides generic posting index classes that support byte-level compression.
org.terrier.structures.outputformat	Provides functionality for writing Terrier ResultSets to disk as .res files, e.g.
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

Modifier and Type	Field and Description
protected Index	InteractiveQuerying.index The data structures used.

Uses of Index in org.terrier.applications.batchquerying

Fields in org.terrier.applications.batchquerying declared as Index

Modifier and Type	Field and Description
protected Index	TRECQuerying.index The object that encapsulates the data structures used by Terrier.

Methods in org.terrier.applications.batchquerying that return Index

Modifier and Type	Method and Description
Index	TRECQuerying.getIndex() Get the index pointer.

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

Modifier and Type	Method and Description
void	TRECQuerying.setIndex(Index i) Set the index pointer.

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

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

Uses of Index in org.terrier.applications.secondary

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

Modifier and Type	Method and Description
static String[]	CollectionEnrichment.getExpansionTerms(String query, Index index, String rankingModel, String termWeightingModel, int numExpansionDocs, int numExpansionTerms)

Uses of Index in org.terrier.matching

Fields in org.terrier.matching declared as Index

Modifier and Type	Field and Description
protected Index	TRECResultsMatching.index The underlying index.
protected Index	PostingListManager.index underlying index
protected Index	BaseMatching.index The index used for retrieval.

Methods in org.terrier.matching that return Index

Modifier and Type	Method and Description
static Index	FatUtils.makeIndex(FatResultSet frs)

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

Modifier and Type	Method and Description
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

Constructor and Description
BaseMatching(Index _index) Constructs an instance of the BaseMatching
FatFeaturedScoringMatching(Index _index, Matching _parent)
FatFeaturedScoringMatching(Index _index, Matching _parent, String[] _featureNames)
FatResultsMatching(Index i)
FatScoringMatching(Index _index, Matching _parent)
FatScoringMatching(Index _index, Matching _parent, WeightingModel _wm)
JforestsModelMatching(Index _index, Matching _parent)
JforestsModelMatching(Index _index, Matching _parent, String modelFilename)
JforestsModelMatching(Index _index, Matching _parent, String modelFilename, Class<? extends edu.uci.jforests.learning.trees.Tree> treeClass)
LearnedModelMatching(Index _index, Matching _parent)
LinearModelMatching(Index _index, Matching _parent)
LinearModelMatching(Index _index, Matching _parent, double[] _weights)
LinearModelMatching(Index _index, Matching _parent, String _modelFilename)
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

Constructor and Description
FatFull(Index 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

Modifier and Type	Method and Description
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

Modifier and Type	Method and Description
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

Constructor and Description
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

Modifier and Type	Field and Description
protected Index	TermInFieldModifier.index

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

Modifier and Type	Method and Description
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

Modifier and Type	Field and Description
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

Modifier and Type	Field and Description
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

Modifier and Type	Method and Description
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

Modifier and Type	Method and Description
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	Request.setIndex(Index _index) Set the index to be used for this query
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

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

Uses of Index in org.terrier.realtime

Methods in org.terrier.realtime that return Index

Modifier and Type	Method and Description
Index	WritableIndex.write(String path, String prefix) Write all of the index structures to disk at the specified location

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

Modifier and Type	Method and Description
void	WritableIndex.collectProperties(Index memory, Index newIndex, CompressionFactory.CompressionConfiguration compressionConfig) Write the index properties to the .properties file.

Uses of Index in org.terrier.realtime.incremental

Subclasses of Index in org.terrier.realtime.incremental

Modifier and Type	Class and Description
class	IncrementalIndex This is the main Index class for an incremental index.

Fields in org.terrier.realtime.incremental with type parameters of type Index

Modifier and Type	Field and Description
protected static List<Index>	IncrementalMergePolicy.indices

Method parameters in org.terrier.realtime.incremental with type arguments of type Index

Modifier and Type	Method and Description
static IncrementalMergePolicy	IncrementalMergePolicy.get(String policy, List<Index> indices, IncrementalIndex index) Create a new merge thread.
static IncrementalFlushPolicy	IncrementalFlushPolicy.get(String policy, List<Index> indices, IncrementalIndex index) Create a new flush thread.
protected List<Integer>	IncrementalDeletePolicy.getIndicesToDelete(List<Index> indices) Get a list of indices to delete (if any)
protected List<Integer>	IncrementalDeleteFixedNumber.getIndicesToDelete(List<Index> indices) Get a list of indices to delete (if any)
void	IncrementalDeletePolicy.runPolicy(List<Index> indices)

Constructors in org.terrier.realtime.incremental with parameters of type Index

Constructor and Description
IncrementalIndex(Index[] indices)

Uses of Index in org.terrier.realtime.matching

Methods in org.terrier.realtime.matching that return types with arguments of type Index

Modifier and Type	Method and Description
List<Index>	IncrementalSelectiveMostRecent.getSelectedIndices(List<Index> indices) Returns only the incremental.selectivematch.mostrecent indices.
List<Index>	IncrementalSelectiveMatching.getSelectedIndices(List<Index> indices) Return all indices (default)

Method parameters in org.terrier.realtime.matching with type arguments of type Index

Modifier and Type	Method and Description
List<Index>	IncrementalSelectiveMostRecent.getSelectedIndices(List<Index> indices) Returns only the incremental.selectivematch.mostrecent indices.
List<Index>	IncrementalSelectiveMatching.getSelectedIndices(List<Index> indices) Return all indices (default)

Uses of Index in org.terrier.realtime.memory

Subclasses of Index in org.terrier.realtime.memory

Modifier and Type	Class and Description
class	MemoryIndex An index held in fully memory.

Methods in org.terrier.realtime.memory that return Index

Modifier and Type	Method and Description
Index	MemoryIndex.write(String path, String prefix) Write index structures to disk.

Methods in org.terrier.realtime.memory with parameters of type Index

Modifier and Type	Method and Description
void	MemoryIndex.collectProperties(Index memory, Index newIndex, CompressionFactory.CompressionConfiguration compressionConfig) Collect index properties.

Uses of Index in org.terrier.realtime.memory.fields

Subclasses of Index in org.terrier.realtime.memory.fields

Modifier and Type	Class and Description
class	MemoryFields Super-type of fields index implementations.
class	MemoryFieldsIndex An in-memory incremental fields index (non-compressed).

Methods in org.terrier.realtime.memory.fields that return Index

Modifier and Type	Method and Description
Index	MemoryFieldsIndex.merge(String diskpath, String diskprefix, String newpath, String newprefix) Not implemented.
Index	MemoryFieldsIndex.write(String path, String prefix) Write index structures to disk.

Methods in org.terrier.realtime.memory.fields with parameters of type Index

Modifier and Type	Method and Description
void	MemoryFields.collectProperties(Index memory, Index index, CompressionFactory.CompressionConfiguration compressionConfig) Collect index properties.

Uses of Index in org.terrier.realtime.multi

Subclasses of Index in org.terrier.realtime.multi

Modifier and Type	Class and Description
class	MultiIndex The central MultiIndex structure.

Fields in org.terrier.realtime.multi with type parameters of type Index

Modifier and Type	Field and Description
protected List<Index>	MultiIndex.indices

Methods in org.terrier.realtime.multi that return Index

Modifier and Type	Method and Description
Index	MultiIndex.getIthShard(int i)

Constructors in org.terrier.realtime.multi with parameters of type Index

Constructor and Description
MultiIndex(Index[] indices) Constructor.

Uses of Index in org.terrier.structures

Subclasses of Index in org.terrier.structures

Modifier and Type	Class and Description
class	IndexOnDisk The replacement for what was Index in earlier Terrier versions.

Methods in org.terrier.structures that return Index

Modifier and Type	Method and Description
static Index	IndexUtil.reOpenIndex(Index index) Reopen an existing index

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

Modifier and Type	Method and Description
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[]	IndexUtil.getStructures(Index index) Returns a list of the structures in the given index
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.

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

Constructor and Description
Index.UpdatingCollectionStatistics(Index index)

Uses of Index in org.terrier.structures.bit

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

Modifier and Type	Method and Description
void	BlockInvertedIndex.setIndex(Index i) Deprecated. let it know which index to use

Uses of Index in org.terrier.structures.indexing

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

Modifier and Type	Method and Description
void	CompressionFactory.CompressionConfiguration.writeIndexProperties(Index index, String pointerSourceStream) Update the index's properties for this structure

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

Constructor and Description
LexiconBuilder.BasicLexiconCollectionStaticticsCounter(Index _index) constructor
LexiconBuilder.BasicLexiconCollectionStaticticsCounter(Index _index, String subset_name) constructor

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

Methods in org.terrier.structures.indexing.singlepass that return Index

Modifier and Type	Method and Description
Index	ExtensibleSinglePassIndexer.getCurrentIndex() Get the index currently being constructed by this indexer.

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

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

Modifier and Type	Method and Description
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.structures.integer

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

Modifier and Type	Method and Description
void	IntegerCodecCompressionConfiguration.writeIndexProperties(Index index, String pointerSourceStreamStructureName)

Uses of Index in org.terrier.structures.outputformat

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

Constructor and Description
LETOROutputFormat(Index index)
Normalised2LETOROutputFormat(Index index)
NormalisedLETOROutputFormat(Index index)
NullOutputFormat(Index i) Created a new NullOuputFormat
TRECDocidOutputFormat(Index index) Creates a new TRECDocidOutputFormat.
TRECDocnoOutputFormat(Index _index) Create a TRECDocnoOutputFormat using the specified index for looking up the docnos
WritableOutputFormat(Index i) Created a new NullOuputFormat

Uses of Index in org.terrier.utility.io

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

Modifier and Type	Method and Description
static void	HadoopUtility.toHConfiguration(Index i, org.apache.hadoop.conf.Configuration c) Puts the specified index onto the given Hadoop configuration