Uses of Interface
org.terrier.structures.postings.Posting

Packages that use Posting

Package	Description
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.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.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 interfaces for the index 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.postings	Provides classes representing single postings and atreams of postings in a posting list (e.g.
org.terrier.structures.postings.bit	Provides bit-level IterablePosting implementations.

Uses of Posting in org.terrier.matching.dsms

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

Modifier and Type	Method	Description
protected double	DependenceScoreModifier.calculateDependence(Posting[] ips, boolean[] okToUse, double[] phraseTermWeights, boolean SD)	calculates the dependence score for one document, using the IterablePostings available.
double	DependenceScoreModifier.score(Posting[] postings)	Calculate the score for a document (from the given posting for that document)
protected double	DependenceScoreModifier.scoreFDSD(boolean SD, int i, Posting ip1, int j, Posting ip2, double _avgDocLen)	how likely is it that these two postings have so many near-occurrences, given the length of this document

Uses of Posting in org.terrier.matching.models

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

Modifier and Type	Method	Description
double	MDL2.score(Posting _p)	Returns score
double	ML2.score(Posting _p)	Returns score
double	PerFieldNormWeightingModel.score(Posting _p)
double	SingleFieldModel.score(Posting _p)
double	StaticFeature.score(Posting p)
abstract double	StaticScoreModifierWeightingModel.score(Posting p)
double	WeightingModel.score(Posting p)	Returns score

Uses of Posting in org.terrier.matching.tsms

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

Modifier and Type	Method	Description
double	RequiredTermModifier.score(Posting p)	Returns score
double	TermInFieldModifier.score(Posting _p)	Returns score

Uses of Posting in org.terrier.realtime.memory

Classes in org.terrier.realtime.memory that implement Posting

Modifier and Type	Class	Description
class	MemoryDirectIterablePosting	Provides iteration capabilities over a Memory Direct Posting
class	MemoryIterablePosting	A postings list implementation held fully in memory.

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

Classes in org.terrier.realtime.memory.fields that implement Posting

Modifier and Type	Class	Description
class	MemoryFieldsDirectIterablePosting
class	MemoryFieldsIterablePosting	Iterable posting (fields).

Uses of Posting in org.terrier.realtime.multi

Classes in org.terrier.realtime.multi that implement Posting

Modifier and Type	Class	Description
class	BlockMultiDirectIterablePosting
class	BlockMultiIterablePosting
class	MultiDirectIterablePosting	This acts as a wrapper class that surrounds an IterablePosting object.
class	MultiIterablePosting	A posting list implementation used within a MultiIndex.

Uses of Posting in org.terrier.structures

Method parameters in org.terrier.structures with type arguments of type Posting

Modifier and Type	Method	Description
abstract BitIndexPointer	AbstractPostingOutputStream.writePostings(java.util.Iterator<Posting> iterator)
abstract BitIndexPointer	AbstractPostingOutputStream.writePostings(java.util.Iterator<Posting> iterator, int previousId)

Uses of Posting in org.terrier.structures.bit

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

Modifier and Type	Method	Description
protected void	BlockDirectInvertedOutputStream.writePostingNotDocid(Posting _p)
protected void	BlockFieldDirectInvertedOutputStream.writePostingNotDocid(Posting _p)
protected void	DirectInvertedDocidOnlyOuptutStream.writePostingNotDocid(Posting p)
protected void	DirectInvertedOutputStream.writePostingNotDocid(Posting p)	Hook method for writing out the remainder of the posting
protected void	FieldDirectInvertedOutputStream.writePostingNotDocid(Posting _p)

Method parameters in org.terrier.structures.bit with type arguments of type Posting

Modifier and Type	Method	Description
BitIndexPointer	DirectInvertedOutputStream.writePostings(java.util.Iterator<Posting> iterator)	Write out the specified postings.
BitIndexPointer	DirectInvertedOutputStream.writePostings(java.util.Iterator<Posting> iterator, int previousId)	Write out the specified postings, but allowing the delta for the first document to be adjusted

Uses of Posting in org.terrier.structures.indexing

Classes in org.terrier.structures.indexing that implement Posting

Modifier and Type	Class	Description
protected class	DocumentPostingList.postingIterator

Uses of Posting in org.terrier.structures.postings

Subinterfaces of Posting in org.terrier.structures.postings

Modifier and Type	Interface	Description
interface	BlockPosting	Interface implemented by posting objects that have position information recorded.
interface	FieldPosting	Interface implemented by posting objects that have field information recorded.
interface	IterablePosting	An interface that allows a list of postings to be iterated over.
interface	WritablePosting	Allow a Posting to be serialized to a DataOut.

Classes in org.terrier.structures.postings that implement Posting

Modifier and Type	Class	Description
class	ANDIterablePosting	An instance of IterablePostings that works with passed arrays of ids and frequencies.
class	ArrayOfBasicIterablePosting	An instance of IterablePostings that works with passed arrays of ids and frequencies
class	ArrayOfBlockFieldIterablePosting	An array structure that golds BlockFieldIterablePostings
class	ArrayOfBlockIterablePosting	An array structure that golds BlockIterablePostings
class	ArrayOfFieldIterablePosting	An instance of IterablePostings that works with passed arrays of ids and frequencies for each field.
class	ArrayOfIdsIterablePosting	An instance of IterablePostings that works with a passed array of ids
class	BasicPostingImpl	Implementation of a Posting that is non-iterable.
class	BlockFieldORIterablePosting	ORIterablePosting implementation that implements FieldPosting and BlockPosting
class	BlockFieldPostingImpl	A writable block field posting list
class	BlockORIterablePosting	ORIterablePosting implementation that implements BlockPosting
class	BlockPostingImpl	BlockPostingImpl class
class	FieldOnlyIterablePosting	This class takes an IterablePosting list that has fields, and makes it appear as a single basic posting list.
class	FieldORIterablePosting	ORIterablePosting implementation that implements FieldPosting
class	FieldPostingImpl	Implementation of a posting containing fields
class	IterablePostingImpl	A base implementation of an IterablePosting, that provides a base implementation of next(int) method.
class	ORIterablePosting	An IterablePosting that combines more than one IterablePosting into a single IterablePosting.
class	PhraseIterablePosting	Implementation of an IterablePosting for block indices that returns only documents that match a multi-term phase.
class	ProximityIterablePosting	Implementation of an IterablePosting for block indices that returns only documents that match phases within a fixed window size.

Methods in org.terrier.structures.postings with parameters of type Posting

Modifier and Type	Method	Description
protected void	BlockFieldORIterablePosting.addPosting(Posting p)
protected void	BlockORIterablePosting.addPosting(Posting p)
protected void	FieldORIterablePosting.addPosting(Posting _p)
protected void	ORIterablePosting.addPosting(Posting p)
int	PostingIdComparator.compare(Posting o1, Posting o2)	Compare Posting objects by id
protected void	BlockFieldORIterablePosting.firstPosting(Posting p)
protected void	BlockORIterablePosting.firstPosting(Posting p)
protected void	FieldORIterablePosting.firstPosting(Posting _p)
protected void	ORIterablePosting.firstPosting(Posting p)

Method parameters in org.terrier.structures.postings with type arguments of type Posting

Modifier and Type	Method	Description
static void	PostingTestUtils.compareBlockFieldPostings(java.util.List<Posting> inputPostings, IterablePosting outputPostings)
static void	PostingTestUtils.compareBlockPostings(java.util.List<Posting> inputPostings, IterablePosting outputPostings)
static void	PostingTestUtils.compareFieldPostings(java.util.List<Posting> inputPostings, IterablePosting outputPostings)
static void	PostingTestUtils.comparePostings(java.util.List<Posting> inputPostings, IterablePosting outputPostings)
static void	PostingTestUtils.comparePostings(java.util.List<Posting> inputPostings, IterablePosting outputPostings, boolean docidsOnly)
static void	PostingTestUtils.comparePostingsDocids(java.util.List<Posting> inputPostings, IterablePosting outputPostings)

Uses of Posting in org.terrier.structures.postings.bit

Classes in org.terrier.structures.postings.bit that implement Posting

Modifier and Type	Class	Description
class	BasicIterablePosting
class	BasicIterablePostingDocidOnly	Posting iterator class that only returns identifiers, not frequencies.
class	BlockFieldIterablePosting	class BlockFieldIterablePosting
class	BlockIterablePosting	A writable block iterable posting list
class	FieldIterablePosting	A posting iterator for field postings.