Serialized Form

Package org.terrier.applications.desktop

Class org.terrier.applications.desktop.AboutTerrier extends javax.swing.JDialog implements Serializable

serialVersionUID: 1L

Serialized Fields

imagePath

java.lang.String imagePath

jContentPane

javax.swing.JPanel jContentPane

jLabel

javax.swing.JLabel jLabel

jPanel

javax.swing.JPanel jPanel

jButton

javax.swing.JButton jButton

jTextPane

javax.swing.JTextPane jTextPane

jScrollPane

javax.swing.JScrollPane jScrollPane

Class org.terrier.applications.desktop.DesktopTerrier extends javax.swing.JFrame implements Serializable

serialVersionUID: 1L

Serialized Fields

piErr

java.io.PipedInputStream piErr

poErr

java.io.PipedOutputStream poErr

jTextArea

javax.swing.JTextArea jTextArea

filetypeColors

org.terrier.applications.desktop.FiletypeColors filetypeColors

queryRunning

boolean queryRunning

me

DesktopTerrier me

indexFolders

IndexFolders indexFolders

aboutTerrier

AboutTerrier aboutTerrier

helpDialog

HelpDialog helpDialog

managerName

java.lang.String managerName

folderList

java.util.List<E> folderList

queryingManager

Manager queryingManager

diskIndex

Index diskIndex

jContentPane

javax.swing.JPanel jContentPane

jJMenuBar

javax.swing.JMenuBar jJMenuBar

jMenuFile

javax.swing.JMenu jMenuFile

jMenu

javax.swing.JMenu jMenu

jMenuItem

javax.swing.JMenuItem jMenuItem

jMenuItem1

javax.swing.JMenuItem jMenuItem1

jMenuItem2

javax.swing.JMenuItem jMenuItem2

jTabbedPane

javax.swing.JTabbedPane jTabbedPane

searchPanel

javax.swing.JPanel searchPanel

jPanel1

javax.swing.JPanel jPanel1

jTextField

javax.swing.JTextField jTextField

jButton

javax.swing.JButton jButton

jPanel2

javax.swing.JPanel jPanel2

jTable

javax.swing.JTable jTable

jScrollPane

javax.swing.JScrollPane jScrollPane

jButton1

javax.swing.JButton jButton1

jButton2

javax.swing.JButton jButton2

desktop_debug

boolean desktop_debug

jScrollPane1

javax.swing.JScrollPane jScrollPane1

jSplitPane

javax.swing.JSplitPane jSplitPane

jPanel3

javax.swing.JPanel jPanel3

jPanel

javax.swing.JPanel jPanel

jLabel

javax.swing.JLabel jLabel

jLabel1

javax.swing.JLabel jLabel1

jLabel2

javax.swing.JLabel jLabel2

jLabel3

javax.swing.JLabel jLabel3

jPanel4

javax.swing.JPanel jPanel4

reada

org.terrier.applications.desktop.DesktopTerrier.ReaderThread reada

Class org.terrier.applications.desktop.HelpDialog extends javax.swing.JDialog implements Serializable

serialVersionUID: 1L

Serialized Fields

jContentPane

javax.swing.JPanel jContentPane

jPanel

javax.swing.JPanel jPanel

jButton

javax.swing.JButton jButton

jScrollPane

javax.swing.JScrollPane jScrollPane

jTextPane

javax.swing.JTextPane jTextPane

Class org.terrier.applications.desktop.IndexFolders extends javax.swing.JDialog implements Serializable

serialVersionUID: 1L

Serialized Fields

folders

java.util.List<E> folders

workingFolders

java.util.Vector<E> workingFolders

jContentPane

javax.swing.JPanel jContentPane

jPanel

javax.swing.JPanel jPanel

jPanel1

javax.swing.JPanel jPanel1

jButton

javax.swing.JButton jButton

jButton1

javax.swing.JButton jButton1

jButton2

javax.swing.JButton jButton2

jScrollPane

javax.swing.JScrollPane jScrollPane

jList1

javax.swing.JList jList1

jButton3

javax.swing.JButton jButton3

jPanel2

javax.swing.JPanel jPanel2

jLabel

javax.swing.JLabel jLabel

jPanel3

javax.swing.JPanel jPanel3

Package org.terrier.applications.desktop.filehandling

Class org.terrier.applications.desktop.filehandling.ApplicationSelector extends javax.swing.JDialog implements Serializable

serialVersionUID: 1L

Serialized Fields

jContentPane

javax.swing.JPanel jContentPane

jButton

javax.swing.JButton jButton

jPanel

javax.swing.JPanel jPanel

jPanel1

javax.swing.JPanel jPanel1

jPanel2

javax.swing.JPanel jPanel2

jLabel

javax.swing.JLabel jLabel

jButton1

javax.swing.JButton jButton1

jLabel2

javax.swing.JLabel jLabel2

jTextField

javax.swing.JTextField jTextField

jButton2

javax.swing.JButton jButton2

applicationPath

java.lang.String applicationPath

Package org.terrier.matching

Class org.terrier.matching.AccumulatorResultSet extends java.lang.Object implements Serializable

Serialized Fields

docids

int[] docids

docid[]

scores

double[] scores

scores[]

occurrences

short[] occurrences

occurrences

arraysInitialised

boolean arraysInitialised

scoresMap

gnu.trove.TIntDoubleHashMap scoresMap

score map

occurrencesMap

gnu.trove.TIntShortHashMap occurrencesMap

occurrence map

mapsInitialised

boolean mapsInitialised

resultSize

int resultSize

exactResultSize

int exactResultSize

lock

java.util.concurrent.locks.Lock lock

statusCode

int statusCode

Class org.terrier.matching.CollectionResultSet extends java.lang.Object implements Serializable

serialVersionUID: 1L

Serialized Fields

docids

int[] docids

The array that stores the document ids.

scores

double[] scores

An array holding the scores of documents in the collection.

occurrences

short[] occurrences

The occurrences of the query terms in a document. This allows to use Boolean operators and filter documents. If the i-th query term appears in the j-th document, then the i-th bit of occurrences[j] is set, otherwise it is zero. Using a 2-byte long integer allows to check for the occurence of up to 16 query terms.

arraysInitialised

boolean arraysInitialised

A static boolean flag indicating whether the arrays of docids and scores have been initialized (memory allocated for them) or not.

resultSize

int resultSize

The number of documents that have been ranked and sorted according to their scores.

exactResultSize

int exactResultSize

The number of retrieved documents. This may be higher that <tt>resultSize<tt>, and corresponds to the number of documents that contain at least one query term.

lock

java.util.concurrent.locks.Lock lock

A lock for enabling access of the result set by different threads

statusCode

int statusCode

A status code for the result set.

Class org.terrier.matching.MatchingQueryTerms extends java.lang.Object implements Serializable

serialVersionUID: -9134975387300425203L

Serialized Fields

queryId

java.lang.String queryId

The query ID, if provided

rq

Request rq

termProperties

java.util.HashMap<K,V> termProperties

A mapping from the string of a query term to its properties.

defaultWeightingModel

WeightingModel defaultWeightingModel

default weighting model for all terms

termAdditionIndex

int termAdditionIndex

docScoreModifiers

java.util.ArrayList<E> docScoreModifiers

The document score modifiers associated with the query terms. It should contain the phrase score modifiers for example.

query

Query query

The original query as it came from the parser, in case any TSMs or DSMs wish to refer to it

Class org.terrier.matching.MatchingQueryTerms.QueryTermProperties extends java.lang.Object implements Serializable

serialVersionUID: 6327392687128896557L

Serialized Fields

index

int index

the index at which this term was inserted

weight

double weight

The weight of a query term. This is usually how many times the term occurred in the query, but sometime may be altered if a weight has been specified on the query term: eg QueryExpansion will do this, as will manually specifying a weight on the unparsed query (example term1 term2^3).

stats

EntryStatistics stats

Info about the query term.

termModels

java.util.ArrayList<E> termModels

The term score modifiers associated with a particular query term.

Class org.terrier.matching.QueryResultSet extends CollectionResultSet implements Serializable

serialVersionUID: 1L

Serialized Fields

metaMap

gnu.trove.TObjectIntHashMap<K> metaMap

The structure that holds the metadata about the results. It maps the metadata name, a string, to an array index of the metadata array that contains the particular metadata.

metadata

java.lang.String[][] metadata

The structure holding the metadata. Each column is associated with a named metavalue type, as known by metaMap. Each row is for a given document.

Package org.terrier.matching.daat

Class org.terrier.matching.daat.CandidateResultSet extends java.lang.Object implements Serializable

Serialized Fields

docids

int[] docids

scores

double[] scores

occurrences

short[] occurrences

resultSize

int resultSize

exactResultSize

int exactResultSize

lock

java.util.concurrent.locks.Lock lock

statusCode

int statusCode

Package org.terrier.matching.dsms

Class org.terrier.matching.dsms.BooleanScoreModifier extends java.lang.Object implements Serializable

serialVersionUID: 8827289509840106672L

Serialized Fields

terms

java.util.ArrayList<E> terms

The terms to check. If this is null, then we check for the whole query. This property can only be set from the constructor.

Package org.terrier.matching.models

Class org.terrier.matching.models.BB2 extends WeightingModel implements Serializable

serialVersionUID: 1L

Class org.terrier.matching.models.BM25 extends WeightingModel implements Serializable

serialVersionUID: 1L

Serialized Fields

k_1

double k_1

The constant k_1.

k_3

double k_3

The constant k_3.

b

double b

The parameter b.

Class org.terrier.matching.models.BM25F extends PerFieldNormWeightingModel implements Serializable

serialVersionUID: 1L

Class org.terrier.matching.models.DFI0 extends WeightingModel implements Serializable

serialVersionUID: 1L

Class org.terrier.matching.models.DFR_BM25 extends WeightingModel implements Serializable

serialVersionUID: 1L

Class org.terrier.matching.models.DFRee extends WeightingModel implements Serializable

serialVersionUID: 1L

Class org.terrier.matching.models.DFRWeightingModel extends WeightingModel implements Serializable

serialVersionUID: 1L

Serialized Fields

basicModel

BasicModel basicModel

The applied basic model for randomness.

afterEffect

AfterEffect afterEffect

The applied model for after effect (aka. first normalisation).

normalisation

Normalisation normalisation

The applied frequency normalisation method.

NORMALISATION_PREFIX

java.lang.String NORMALISATION_PREFIX

The prefix of the package of the frequency normalisation methods.

BASICMODEL_PREFIX

java.lang.String BASICMODEL_PREFIX

The prefix of the package of the basic models for randomness.

AFTEREFFECT_PREFIX

java.lang.String AFTEREFFECT_PREFIX

The prefix of the package of the first normalisation methods by after effect.

parameter

double parameter

The parameter of the frequency normalisation component.

ENABLE_NORMALISATION

boolean ENABLE_NORMALISATION

A boolean that indicates if the frequency normalisation is enabled.

ENABLE_AFTEREFFECT

boolean ENABLE_AFTEREFFECT

A boolean that indicates if the first normalisation by after effect is enabled.

Class org.terrier.matching.models.DirichletLM extends WeightingModel implements Serializable

serialVersionUID: 1L

Class org.terrier.matching.models.DLH extends WeightingModel implements Serializable

serialVersionUID: 1L

Serialized Fields

k

double k

Class org.terrier.matching.models.DLH13 extends WeightingModel implements Serializable

serialVersionUID: 1L

Serialized Fields

k

double k

Class org.terrier.matching.models.DPH extends WeightingModel implements Serializable

serialVersionUID: 1L

Class org.terrier.matching.models.Hiemstra_LM extends WeightingModel implements Serializable

serialVersionUID: 1L

Class org.terrier.matching.models.Idf extends java.lang.Object implements Serializable

serialVersionUID: 1L

Serialized Fields

numberOfDocuments

double numberOfDocuments

The number of documents in the collection.

Class org.terrier.matching.models.IFB2 extends WeightingModel implements Serializable

serialVersionUID: 1L

Class org.terrier.matching.models.In_expB2 extends WeightingModel implements Serializable

serialVersionUID: 1L

Class org.terrier.matching.models.In_expC2 extends WeightingModel implements Serializable

serialVersionUID: 1L

Class org.terrier.matching.models.InB2 extends WeightingModel implements Serializable

serialVersionUID: 1L

Class org.terrier.matching.models.InL2 extends WeightingModel implements Serializable

serialVersionUID: 1L

Class org.terrier.matching.models.Js_KLs extends WeightingModel implements Serializable

serialVersionUID: 1L

Class org.terrier.matching.models.LemurTF_IDF extends WeightingModel implements Serializable

serialVersionUID: 1L

Serialized Fields

k_1

double k_1

The constant k_1.

b

double b

The constant b.

Class org.terrier.matching.models.LGD extends WeightingModel implements Serializable

serialVersionUID: 1L

Class org.terrier.matching.models.MDL2 extends WeightingModel implements Serializable

serialVersionUID: 1L

Serialized Fields

normClass

java.lang.Class<T> normClass

fieldNormalisations

Normalisation[] fieldNormalisations

fieldCount

int fieldCount

fieldWeights

double[] fieldWeights

p

double[] p

fieldTermFrequencies

int[] fieldTermFrequencies

gF

GammaFunction gF

initialScore

double initialScore

Class org.terrier.matching.models.ML2 extends WeightingModel implements Serializable

serialVersionUID: 1L

Serialized Fields

normClass

java.lang.Class<T> normClass

fieldNormalisations

Normalisation[] fieldNormalisations

fieldCount

int fieldCount

fieldWeights

double[] fieldWeights

p

double[] p

fieldTermFrequencies

int[] fieldTermFrequencies

gF

GammaFunction gF

initialScore

double initialScore

Class org.terrier.matching.models.PerFieldNormWeightingModel extends WeightingModel implements Serializable

serialVersionUID: 1L

Serialized Fields

params

java.lang.String[] params

basicModel

BasicModel basicModel

fieldNormalisations

Normalisation[] fieldNormalisations

fieldGlobalFrequencies

double[] fieldGlobalFrequencies

fieldWeights

double[] fieldWeights

fieldCount

int fieldCount

normClass

java.lang.Class<T> normClass

Class org.terrier.matching.models.PL2 extends WeightingModel implements Serializable

serialVersionUID: 1L

Class org.terrier.matching.models.PL2F extends PerFieldNormWeightingModel implements Serializable

serialVersionUID: 1L

Class org.terrier.matching.models.TF_IDF extends WeightingModel implements Serializable

serialVersionUID: 1L

Serialized Fields

k_1

double k_1

The constant k_1.

b

double b

The constant b.

Class org.terrier.matching.models.WeightingModel extends java.lang.Object implements Serializable

serialVersionUID: 1L

Serialized Fields

i

Idf i

The class used for computing the idf values.

averageDocumentLength

double averageDocumentLength

The average length of documents in the collection.

keyFrequency

double keyFrequency

The term frequency in the query.

documentFrequency

double documentFrequency

The document frequency of the term in the collection.

termFrequency

double termFrequency

The term frequency in the collection.

numberOfDocuments

double numberOfDocuments

The number of documents in the collection.

numberOfTokens

double numberOfTokens

The number of tokens in the collections.

c

double c

The parameter c. This defaults to 1.0, but should be set using in the constructor of each child weighting model to the sensible default for that weighting model.

numberOfUniqueTerms

double numberOfUniqueTerms

Number of unique terms in the collection

numberOfPointers

double numberOfPointers

The number of distinct entries in the inverted file. This figure can be calculated as the sum of all Nt over all terms

cs

CollectionStatistics cs

es

EntryStatistics es

rq

Request rq

Class org.terrier.matching.models.XSqrA_M extends WeightingModel implements Serializable

serialVersionUID: 1L

Package org.terrier.matching.models.aftereffect

Class org.terrier.matching.models.aftereffect.AfterEffect extends java.lang.Object implements Serializable

serialVersionUID: 1L

Serialized Fields

avl

double avl

The average document length in collection.

parameter

double parameter

The term frequency normalisation parameter used for method L5

Class org.terrier.matching.models.aftereffect.B extends AfterEffect implements Serializable

serialVersionUID: 1L

Serialized Fields

methodName

java.lang.String methodName

The name of the model.

Class org.terrier.matching.models.aftereffect.L extends AfterEffect implements Serializable

serialVersionUID: 1L

Serialized Fields

methodName

java.lang.String methodName

The name of the model.

Class org.terrier.matching.models.aftereffect.L5 extends AfterEffect implements Serializable

serialVersionUID: 1L

Serialized Fields

methodName

java.lang.String methodName

The name of the model.

Class org.terrier.matching.models.aftereffect.LL extends AfterEffect implements Serializable

serialVersionUID: 1L

Serialized Fields

methodName

java.lang.String methodName

The name of the model.

Package org.terrier.matching.models.basicmodel

Class org.terrier.matching.models.basicmodel.B extends BasicModel implements Serializable

serialVersionUID: 1L

Serialized Fields

modelName

java.lang.String modelName

The name of the model.

Class org.terrier.matching.models.basicmodel.BasicModel extends java.lang.Object implements Serializable

serialVersionUID: 1L

Serialized Fields

i

Idf i

The class used for computing the idf values.

numberOfDocuments

double numberOfDocuments

The number of documents in the whole collection.

numberOfTokens

double numberOfTokens

The number of tokens in the whole collection

Class org.terrier.matching.models.basicmodel.BM extends BasicModel implements Serializable

serialVersionUID: 1L

Serialized Fields

k_1

double k_1

The constant k_1.

k_3

double k_3

The constant k_3.

modelName

java.lang.String modelName

The name of the model.

Class org.terrier.matching.models.basicmodel.Br extends BasicModel implements Serializable

serialVersionUID: 1L

Serialized Fields

modelName

java.lang.String modelName

The name of the model.

Class org.terrier.matching.models.basicmodel.DFR_BM extends BasicModel implements Serializable

serialVersionUID: 1L

Serialized Fields

k_1

double k_1

The constant k_1.

k_3

double k_3

The constant k_3.

modelName

java.lang.String modelName

The name of the model.

Class org.terrier.matching.models.basicmodel.IF extends BasicModel implements Serializable

serialVersionUID: 1L

Serialized Fields

modelName

java.lang.String modelName

The name of the model.

Class org.terrier.matching.models.basicmodel.In extends BasicModel implements Serializable

serialVersionUID: 1L

Serialized Fields

modelName

java.lang.String modelName

The name of the model.

numberOfDocuments

double numberOfDocuments

The number of documents in the whole collection.

Class org.terrier.matching.models.basicmodel.In_exp extends BasicModel implements Serializable

serialVersionUID: 1L

Serialized Fields

modelName

java.lang.String modelName

The name of the model.

Class org.terrier.matching.models.basicmodel.P extends BasicModel implements Serializable

serialVersionUID: 1L

Serialized Fields

modelName

java.lang.String modelName

The name of the model.

Class org.terrier.matching.models.basicmodel.PL extends P implements Serializable

serialVersionUID: 1L

Package org.terrier.matching.models.normalisation

Class org.terrier.matching.models.normalisation.Normalisation extends java.lang.Object implements Serializable

serialVersionUID: 1L

Serialized Fields

averageDocumentLength

double averageDocumentLength

The average document length in the collection.

idf

Idf idf

The class used for computing the logorithm values.

termFrequency

double termFrequency

The frequency of the query term in the whole collection.

parameter

double parameter

The free parameter of the normalisation method.

numberOfTokens

double numberOfTokens

The number of tokens in the whole collection.

Nt

double Nt

The document frequency of the term.

numberOfDocuments

double numberOfDocuments

The number of documents in the whole collection.

Class org.terrier.matching.models.normalisation.Normalisation0 extends Normalisation implements Serializable

serialVersionUID: 1L

Serialized Fields

methodName

java.lang.String methodName

The name of the normalisation method .

Class org.terrier.matching.models.normalisation.Normalisation1 extends Normalisation implements Serializable

serialVersionUID: 1L

Serialized Fields

methodName

java.lang.String methodName

The name of the normalisation method .

Class org.terrier.matching.models.normalisation.Normalisation2 extends Normalisation implements Serializable

serialVersionUID: 1L

Serialized Fields

methodName

java.lang.String methodName

The name of the normalisation method .

Class org.terrier.matching.models.normalisation.Normalisation2exp extends Normalisation implements Serializable

serialVersionUID: 1L

Serialized Fields

methodName

java.lang.String methodName

The name of the normalisation method .

Class org.terrier.matching.models.normalisation.Normalisation3 extends Normalisation implements Serializable

serialVersionUID: 1L

Serialized Fields

methodName

java.lang.String methodName

The name of the normalisation method .

Class org.terrier.matching.models.normalisation.NormalisationB extends Normalisation implements Serializable

serialVersionUID: 1L

Serialized Fields

methodName

java.lang.String methodName

The name of the normalisation method .

Class org.terrier.matching.models.normalisation.NormalisationF extends Normalisation implements Serializable

serialVersionUID: 1L

Serialized Fields

methodName

java.lang.String methodName

The name of the normalisation method .

Class org.terrier.matching.models.normalisation.NormalisationJ extends Normalisation implements Serializable

serialVersionUID: 1L

Serialized Fields

methodName

java.lang.String methodName

The name of the normalisation method .

Class org.terrier.matching.models.normalisation.NormalisationJN extends Normalisation implements Serializable

serialVersionUID: 1L

Serialized Fields

methodName

java.lang.String methodName

The name of the normalisation method .

Class org.terrier.matching.models.normalisation.NormalisationP extends Normalisation implements Serializable

serialVersionUID: 1L

Serialized Fields

methodName

java.lang.String methodName

The name of the normalisation method .

Class org.terrier.matching.models.normalisation.NormalisationStatic extends Normalisation implements Serializable

serialVersionUID: 1L

Serialized Fields

methodName

java.lang.String methodName

The name of the normalisation method .

Package org.terrier.matching.tsms

Class org.terrier.matching.tsms.RequiredTermModifier extends WeightingModel implements Serializable

serialVersionUID: 1L

Serialized Fields

required

boolean required

Indicates whether a query term is required, not required, or whether this has been left unspecified.

Class org.terrier.matching.tsms.TermInFieldModifier extends WeightingModel implements Serializable

serialVersionUID: 1L

Serialized Fields

field

java.lang.String field

The fields that a query term should appear in.

requirement

boolean requirement

The requirement. By default it is true.

fieldIndex

int fieldIndex

Package org.terrier.querying

Class org.terrier.querying.Request extends java.lang.Object implements Serializable

serialVersionUID: 1L

Serialized Fields

EmptyQuery

boolean EmptyQuery

does the query have any terms. Used by Manager.runMatching() to short circuit the matching process - if this is set, then a resultset with 0 documents is created automatically.

QueryID

java.lang.String QueryID

QueryID - used by TREC querying and output format for supporting relevance assessments

Control

java.util.Map<K,V> Control

Controls are querying stage flags and variables. These are typically set by defaults in the configuration file, or by flags in the query itself (if querying.HTTPSearchEngine is used). They often depict which pre, matching, post and output modules will be used.

q

Query q

This contains the parsed syntax tree of the query, as generated by the Antlr parser

originalQuery

java.lang.String originalQuery

The query text, before applying any pre-processsing

numOfDocsAfterFiltering

int numOfDocsAfterFiltering

The number of documents returned after performing post filtering

resultSet

ResultSet resultSet

This is the resultset of the query. It is provided by the matching/weighting stage, and may be operated on (eg decorated) by PostProcesses and PostFilters

matchingTerms

MatchingQueryTerms matchingTerms

This is an aggregated form of the query terms, suitable for matching, which requires term frequencies for each term.

startedProcessingTime

long startedProcessingTime

The time point when the processing of this search request started.

Package org.terrier.querying.parser

Class org.terrier.querying.parser.DisjunctiveQuery extends MultiTermQuery implements Serializable

serialVersionUID: 1L

Serialized Fields

activeIndex

int activeIndex

weight

double weight

The weight of this "term".

Class org.terrier.querying.parser.ExplicitMultiTermQuery extends MultiTermQuery implements Serializable

serialVersionUID: 1L

Class org.terrier.querying.parser.FieldQuery extends Query implements Serializable

serialVersionUID: 1L

Serialized Fields

field

java.lang.String field

The optional field.

Class org.terrier.querying.parser.MultiTermQuery extends Query implements Serializable

serialVersionUID: 1L

Serialized Fields

prefix

java.lang.String prefix

suffix

java.lang.String suffix

v

java.util.ArrayList<E> v

A list for holding the sub-queries. A LinkedList is ideal as we have no need to access numbered sub-query elements of the query - only be able to iterate throught them.

Class org.terrier.querying.parser.PhraseQuery extends MultiTermQuery implements Serializable

serialVersionUID: 1L

Serialized Fields

proximityDistance

int proximityDistance

Indicates the distance, in number of blocks, that the phrase terms can appear in a document. A value of zero corresponds to phrase searching and it is the default value, while any higher value enables proximity searching.

Class org.terrier.querying.parser.Query extends java.lang.Object implements Serializable

serialVersionUID: 1L

Serialized Fields

child

Query child

An encapsulated query.

Class org.terrier.querying.parser.QueryParserException extends java.lang.Exception implements Serializable

serialVersionUID: 1L

Class org.terrier.querying.parser.RequirementQuery extends Query implements Serializable

serialVersionUID: 1L

Serialized Fields

MustHave

boolean MustHave

The query requirement. The default value is true.

Class org.terrier.querying.parser.SegmentQuery extends MultiTermQuery implements Serializable

serialVersionUID: 1L

Class org.terrier.querying.parser.SingleTermQuery extends Query implements Serializable

serialVersionUID: 1L

Serialized Fields

term

java.lang.String term

The query term string.

required

int required

The optional required qualifier. It takes the values -1 that corresponds to '-', +1 that corresponds to '+' and 0 that corresponds to unspecified. The default value is 0

weight

double weight

The weight of a query term.

Package org.terrier.statistics

Class org.terrier.statistics.GammaFunction extends java.lang.Object implements Serializable

serialVersionUID: 1L

Package org.terrier.structures

Class org.terrier.structures.BasicLexiconEntry extends LexiconEntry implements Serializable

serialVersionUID: 1L

Serialized Fields

termId

int termId

the termid of this entry

n_t

int n_t

the number of document that this entry occurs in

TF

int TF

the total number of occurrences of the term in the index

startOffset

long startOffset

the start offset of the entry in the inverted index

startBitOffset

byte startBitOffset

the start bit offset of the entry in the inverted index

Class org.terrier.structures.BasicTermStatsLexiconEntry extends LexiconEntry implements Serializable

serialVersionUID: 1L

Serialized Fields

n_t

int n_t

TF

int TF

termId

int termId

Class org.terrier.structures.BlockFieldLexiconEntry extends BasicLexiconEntry implements Serializable

serialVersionUID: 1L

Serialized Fields

fieldFrequencies

int[] fieldFrequencies

blockCount

int blockCount

Class org.terrier.structures.BlockLexiconEntry extends BasicLexiconEntry implements Serializable

serialVersionUID: 1L

Serialized Fields

blockCount

int blockCount

Class org.terrier.structures.CollectionStatistics extends java.lang.Object implements Serializable

serialVersionUID: 1L

Serialized Fields

numberOfFields

int numberOfFields

Number of fields used to index

fieldTokens

long[] fieldTokens

number of tokens in each field

avgFieldLengths

double[] avgFieldLengths

Average length of each field

numberOfDocuments

int numberOfDocuments

The total number of documents in the collection.

numberOfTokens

long numberOfTokens

The total number of tokens in the collection.

numberOfPointers

long numberOfPointers

The total number of pointers in the inverted file. This corresponds to the sum of the document frequencies for the terms in the lexicon.

numberOfUniqueTerms

int numberOfUniqueTerms

The total number of unique terms in the collection. This corresponds to the number of entries in the lexicon.

averageDocumentLength

double averageDocumentLength

The average length of a document in the collection.

Class org.terrier.structures.FieldLexiconEntry extends BasicLexiconEntry implements Serializable

serialVersionUID: 1L

Serialized Fields

fieldFrequencies

int[] fieldFrequencies

Class org.terrier.structures.Index.UpdatingCollectionStatistics extends CollectionStatistics implements Serializable

serialVersionUID: 1L

Class org.terrier.structures.LexiconEntry extends java.lang.Object implements Serializable

serialVersionUID: 1L

Package org.terrier.structures.collections

Class org.terrier.structures.collections.FSOrderedMapFile.MapFileInMemory extends java.util.HashMap<IK extends org.apache.hadoop.io.Writable,IV extends org.apache.hadoop.io.Writable> implements Serializable

serialVersionUID: 1L

Class org.terrier.structures.collections.LRUMap extends java.util.LinkedHashMap<K,V> implements Serializable

serialVersionUID: 1L

Serialized Fields

maxSize

int maxSize

Package org.terrier.structures.indexing.singlepass

Class org.terrier.structures.indexing.singlepass.RunsMerger.PostingComparator extends java.lang.Object implements Serializable

serialVersionUID: 8674662139960016073L

Package org.terrier.structures.indexing.singlepass.hadoop

Class org.terrier.structures.indexing.singlepass.hadoop.SplitEmittedTerm.SETRawComparatorTerm extends java.lang.Object implements Serializable

serialVersionUID: 1L

Class org.terrier.structures.indexing.singlepass.hadoop.SplitEmittedTerm.SETRawComparatorTermSplitFlush extends java.lang.Object implements Serializable

serialVersionUID: 1L

Package org.terrier.structures.postings

Class org.terrier.structures.postings.PostingIdComparator extends java.lang.Object implements Serializable

serialVersionUID: 1L

Package org.terrier.utility.io

Class org.terrier.utility.io.WrappedIOException extends java.io.IOException implements Serializable

serialVersionUID: 1L