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SloppyPhraseScorer.h
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1
2// Copyright (c) 2009-2014 Alan Wright. All rights reserved.
3// Distributable under the terms of either the Apache License (Version 2.0)
4// or the GNU Lesser General Public License.
6
7#ifndef SLOPPYPHRASESCORER_H
8#define SLOPPYPHRASESCORER_H
9
10#include "PhraseScorer.h"
11
12namespace Lucene {
13
66
67}
68
69#endif
#define LUCENE_CLASS(Name)
Definition LuceneObject.h:24
Utility template class to handle collections that can be safely copied and shared.
Definition Collection.h:17
Scoring functionality for phrase queries. A document is considered matching if it contains the phrase...
Definition PhraseScorer.h:21
ByteArray norms
Definition PhraseScorer.h:30
WeightPtr weight
Definition PhraseScorer.h:29
SimilarityPtr similarity
Definition Scorer.h:45
Definition SloppyPhraseScorer.h:14
int32_t initPhrasePositions()
Init PhrasePositions in place. There is a one time initialization for this scorer:
SloppyPhraseScorer(const WeightPtr &weight, Collection< TermPositionsPtr > tps, Collection< int32_t > offsets, const SimilarityPtr &similarity, int32_t slop, ByteArray norms)
int32_t slop
Definition SloppyPhraseScorer.h:22
virtual double phraseFreq()
Score a candidate doc for all slop-valid position-combinations (matches) encountered while traversing...
Collection< PhrasePositionsPtr > tmpPos
Definition SloppyPhraseScorer.h:24
bool checkedRepeats
Definition SloppyPhraseScorer.h:25
PhrasePositionsPtr flip(const PhrasePositionsPtr &pp, const PhrasePositionsPtr &pp2)
Flip pp2 and pp in the queue: pop until finding pp2, insert back all but pp2, insert pp back....
PhrasePositionsPtr termPositionsDiffer(const PhrasePositionsPtr &pp)
We disallow two pp's to have the same TermPosition, thereby verifying multiple occurrences in the que...
Collection< PhrasePositionsPtr > repeats
Definition SloppyPhraseScorer.h:23
Definition AbstractAllTermDocs.h:12
boost::shared_ptr< PhrasePositions > PhrasePositionsPtr
Definition LuceneTypes.h:410
boost::shared_ptr< Similarity > SimilarityPtr
Definition LuceneTypes.h:435
boost::shared_ptr< Weight > WeightPtr
Definition LuceneTypes.h:480

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