Package | Description |
---|---|
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.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.integer |
Provides generic posting index classes that support byte-level compression.
|
org.terrier.structures.postings.bit |
Provides bit-level IterablePosting implementations.
|
org.terrier.structures.postings.integer |
Provides byte-level IterablePosting implementations.
|
Modifier and Type | Field and Description |
---|---|
protected DocumentIndex |
QueryExpansion.documentIndex
The document index used for retrieval.
|
protected DocumentIndex |
DFRBagExpansionTerms.documentIndex |
protected DocumentIndex |
RelevanceFeedbackSelectorDocids.doi |
Constructor and Description |
---|
DFRBagExpansionTerms(CollectionStatistics collStats,
Lexicon<String> _lexicon,
PostingIndex<Pointer> _directIndex,
DocumentIndex _documentIndex)
Constructs an instance of ExpansionTerms.
|
Modifier and Type | Class and Description |
---|---|
class |
MemoryDocumentIndex
An in-memory version of the Document index.
|
class |
MemoryDocumentIndexMap
This class is a special variant of the Memory index class where the
Document index is backed by a fast mapping structure in memory.
|
Modifier and Type | Field and Description |
---|---|
protected DocumentIndex |
MemoryIterablePosting.doi |
protected DocumentIndex |
MemoryInvertedIndex.doi |
Modifier and Type | Method and Description |
---|---|
DocumentIndex |
MemoryIndex.getDocumentIndex()
Return the DocumentIndex associated with this index
|
DocumentIndex |
MemoryInvertedIndex.getDoi() |
Modifier and Type | Method and Description |
---|---|
void |
MemoryInvertedIndex.setDoi(DocumentIndex doi) |
Constructor and Description |
---|
MemoryDirectIndex(DocumentIndex doi)
Constructor.
|
MemoryInvertedIndex(Lexicon<String> lex,
DocumentIndex doi)
Constructor.
|
MemoryIterablePosting(DocumentIndex doi,
gnu.trove.TIntArrayList pl_doc,
gnu.trove.TIntArrayList pl_freq)
Constructor.
|
Modifier and Type | Class and Description |
---|---|
class |
MemoryDocumentIndexFields
Document index (fields).
|
class |
MemoryDocumentIndexFieldsMap
A memory document index structure that supports fields and fast lookups via
a map structure.
|
Constructor and Description |
---|
MemoryFieldsInvertedIndex(Lexicon<String> lexicon,
DocumentIndex docindex)
Constructor.
|
MemoryFieldsIterablePosting(DocumentIndex docindex,
gnu.trove.TIntArrayList docids,
gnu.trove.TIntArrayList freqs,
gnu.trove.TIntObjectHashMap<int[]> fields)
Constructor (docid,freq,(fields)).
|
Modifier and Type | Class and Description |
---|---|
class |
MultiDoc
A Document index class that represents multiple document indices from
different shards.
|
Modifier and Type | Method and Description |
---|---|
DocumentIndex |
MultiIndex.getDocumentIndex()
Return the DocumentIndex associated with this index
|
Constructor and Description |
---|
MultiDoc(DocumentIndex[] docs,
int[] offsets)
constructor.
|
Modifier and Type | Interface and Description |
---|---|
interface |
FieldDocumentIndex
Interface for a fields document index
|
Modifier and Type | Class and Description |
---|---|
class |
FSADocumentIndex
Document Index saved as a fixed size array
|
class |
FSAFieldDocumentIndex
Fields document index stored as a fixed size array
|
static class |
PostingIndex.DocidSpecificDocumentIndex |
Modifier and Type | Method and Description |
---|---|
DocumentIndex |
IndexOnDisk.getDocumentIndex() |
abstract DocumentIndex |
Index.getDocumentIndex()
Return the DocumentIndex associated with this index
|
Constructor and Description |
---|
PostingIndex.DocidSpecificDocumentIndex(DocumentIndex _di,
DocumentIndexEntry _die) |
Modifier and Type | Field and Description |
---|---|
protected DocumentIndex |
DirectIndex.docIndex
Deprecated.
The document index employed for retrieving the document offsets.
|
protected DocumentIndex |
InvertedIndex.doi
Deprecated.
|
protected DocumentIndex |
BitPostingIndexInputStream.doi |
protected DocumentIndex |
BitPostingIndex.doi |
Modifier and Type | Method and Description |
---|---|
protected DocumentIndex |
DirectIndexInputStream.getDocumentIndex(BitIndexPointer pointer)
Deprecated.
|
protected DocumentIndex |
BitPostingIndexInputStream.getDocumentIndex(BitIndexPointer pointer) |
Constructor and Description |
---|
BitPostingIndex(IndexOnDisk _index,
String _structureName,
DocumentIndex _documentIndex,
Class<? extends IterablePosting> _postingImplementation)
Constructs an instance of the BitPostingIndex.
|
BitPostingIndex(String filename,
byte fileCount,
DocumentIndex _doi,
Class<? extends IterablePosting> _postingImplementation,
String _dataSource,
int _fieldCount) |
BlockInvertedIndex(IndexOnDisk index,
String structureName,
DocumentIndex doi)
Deprecated.
Constructs an instance of the class with
|
BlockInvertedIndex(IndexOnDisk index,
String structureName,
DocumentIndex _doi,
Class<? extends IterablePosting> postingClass)
Deprecated.
Constructs an instance of the class with
|
InvertedIndex(IndexOnDisk index,
String structureName,
DocumentIndex _doi)
Deprecated.
Construct an instance of the class with
|
InvertedIndex(IndexOnDisk index,
String structureName,
DocumentIndex _doi,
Class<? extends IterablePosting> postingClass)
Deprecated.
Construct an instance of the class with
|
Modifier and Type | Field and Description |
---|---|
protected DocumentIndex |
IntegerCodingPostingIndexInputStream.documentIndex |
protected DocumentIndex |
IntegerCodingPostingIndex.documentIndex |
Modifier and Type | Method and Description |
---|---|
protected DocumentIndex |
IntegerCodingPostingIndexInputStream.getDocumentIndex(BitIndexPointer pointer) |
Modifier and Type | Field and Description |
---|---|
protected DocumentIndex |
BasicIterablePosting.doi |
Constructor and Description |
---|
BasicIterablePosting(BitIn _bitFileReader,
int _numEntries,
DocumentIndex _doi)
Create a new posting iterator
|
BasicIterablePostingDocidOnly(BitIn _bitFileReader,
int _numEntries,
DocumentIndex _doi)
Create a new posting iterator
|
BlockFieldIterablePosting(BitIn _bitFileReader,
int _numEntries,
DocumentIndex doi,
int _fieldCount)
Make a new posting iterator that is read from a BitIn stream.
|
BlockIterablePosting(BitIn _bitFileReader,
int _numEntries,
DocumentIndex doi)
Constructs an instance of the BlockIterablePosting.
|
FieldIterablePosting(BitIn fileReader,
int entries,
DocumentIndex _doi,
int _fieldCount)
constructor
|
Modifier and Type | Field and Description |
---|---|
protected DocumentIndex |
IntegerCodingIterablePosting.documentIndex
Deprecated.
|
protected DocumentIndex |
BasicIntegerCodingIterablePosting.documentIndex |
Constructor and Description |
---|
BasicIntegerCodingIterablePosting(ByteIn input,
int numberOfEntries,
DocumentIndex documentIndex,
int chunkSize,
IntegerCodec idsCodec,
IntegerCodec tfsCodec) |
BlockFieldIntegerCodingIterablePosting(ByteIn input,
int numberOfEntries,
DocumentIndex documentIndex,
int chunkSize,
int fieldCount,
int hasBlocks,
IntegerCodec idsCodec,
IntegerCodec tfsCodec,
IntegerCodec fieldsCodec,
IntegerCodec blocksCodec) |
BlockIntegerCodingIterablePosting(ByteIn input,
int numberOfEntries,
DocumentIndex documentIndex,
int chunkSize,
int hasBlocks,
IntegerCodec idsCodec,
IntegerCodec tfsCodec,
IntegerCodec blocksCodec) |
FieldIntegerCodingIterablePosting(ByteIn input,
int numberOfEntries,
DocumentIndex documentIndex,
int chunkSize,
int fieldCount,
IntegerCodec idsCodec,
IntegerCodec tfsCodec,
IntegerCodec fieldsCodec) |
IntegerCodingIterablePosting(ByteIn input,
int numberOfEntries,
DocumentIndex documentIndex,
int chunkSize,
int fieldCount,
int hasBlocks,
IntegerCodec idsCodec,
IntegerCodec tfsCodec,
IntegerCodec fieldsCodec,
IntegerCodec blocksCodec)
Deprecated.
|
Terrier 4.0. Copyright © 2004-2014 University of Glasgow