## Uses of Class
org.apache.lucene.search.Explanation

- Packages that use Explanation
  Package | Description
  --- | ---
  org.apache.lucene.search | Code to search indices.
  org.apache.lucene.search.similarities | This package contains the various ranking models that can be used in Lucene.
  org.apache.lucene.search.spans | The calculus of spans.

- - ### Uses of Explanation in org.apache.lucene.search

    Methods in org.apache.lucene.search that return Explanation
    Modifier and Type | Method and Description
    --- | ---
    `Explanation` | QueryRescorer.`explain(IndexSearcher searcher, Explanation firstPassExplanation, int docID)`
    `abstract Explanation` | Rescorer.`explain(IndexSearcher searcher, Explanation firstPassExplanation, int docID)` Explains how the score for the specified document was computed.
    `Explanation` | SortRescorer.`explain(IndexSearcher searcher, Explanation firstPassExplanation, int docID)`
    `Explanation` | LeafSimScorer.`explain(int doc, Explanation freqExpl)` Explain the score for the provided document assuming the given term document frequency.
    `abstract Explanation` | Weight.`explain(LeafReaderContext context, int doc)` An explanation of the score computation for the named document.
    `Explanation` | FilterWeight.`explain(LeafReaderContext context, int doc)`
    `Explanation` | IndriAndWeight.`explain(LeafReaderContext context, int doc)`
    `Explanation` | ConstantScoreWeight.`explain(LeafReaderContext context, int doc)`
    `Explanation` | DisjunctionMaxQuery.DisjunctionMaxWeight.`explain(LeafReaderContext context, int doc)` Explain the score we computed for doc
    `Explanation` | DoubleValuesSource.`explain(LeafReaderContext ctx, int docId, Explanation scoreExplanation)` An explanation of the value for the named document.
    `Explanation` | IndexSearcher.`explain(Query query, int doc)` Returns an Explanation that describes how `doc` scored against `query`.
    `protected Explanation` | IndexSearcher.`explain(Weight weight, int doc)` Expert: low-level implementation method Returns an Explanation that describes how `doc` scored against `weight`.
    `Explanation[]` | Explanation.`getDetails()` The sub-nodes of this explanation node.
    `static Explanation` | Explanation.`match(Number value, String description, Collection<Explanation> details)` Create a new explanation for a match.
    `static Explanation` | Explanation.`match(Number value, String description, Explanation... details)` Create a new explanation for a match.
    `static Explanation` | Explanation.`noMatch(String description, Collection<Explanation> details)` Create a new explanation for a document which does not match.
    `static Explanation` | Explanation.`noMatch(String description, Explanation... details)` Create a new explanation for a document which does not match.

    Methods in org.apache.lucene.search with parameters of type Explanation
    Modifier and Type | Method and Description
    --- | ---
    `Explanation` | QueryRescorer.`explain(IndexSearcher searcher, Explanation firstPassExplanation, int docID)`
    `abstract Explanation` | Rescorer.`explain(IndexSearcher searcher, Explanation firstPassExplanation, int docID)` Explains how the score for the specified document was computed.
    `Explanation` | SortRescorer.`explain(IndexSearcher searcher, Explanation firstPassExplanation, int docID)`
    `Explanation` | LeafSimScorer.`explain(int doc, Explanation freqExpl)` Explain the score for the provided document assuming the given term document frequency.
    `Explanation` | DoubleValuesSource.`explain(LeafReaderContext ctx, int docId, Explanation scoreExplanation)` An explanation of the value for the named document.
    `static Explanation` | Explanation.`match(Number value, String description, Explanation... details)` Create a new explanation for a match.
    `static Explanation` | Explanation.`noMatch(String description, Explanation... details)` Create a new explanation for a document which does not match.

    Method parameters in org.apache.lucene.search with type arguments of type Explanation
    Modifier and Type | Method and Description
    --- | ---
    `static Explanation` | Explanation.`match(Number value, String description, Collection<Explanation> details)` Create a new explanation for a match.
    `static Explanation` | Explanation.`noMatch(String description, Collection<Explanation> details)` Create a new explanation for a document which does not match.

  - ### Uses of Explanation in org.apache.lucene.search.similarities

    Methods in org.apache.lucene.search.similarities that return Explanation
    Modifier and Type | Method and Description
    --- | ---
    `Explanation` | LambdaDF.`explain(BasicStats stats)`
    `abstract Explanation` | Lambda.`explain(BasicStats stats)` Explains the lambda parameter.
    `Explanation` | LambdaTTF.`explain(BasicStats stats)`
    `Explanation` | AfterEffectL.`explain(BasicStats stats, double tfn)`
    `Explanation` | AfterEffectB.`explain(BasicStats stats, double tfn)`
    `abstract Explanation` | AfterEffect.`explain(BasicStats stats, double tfn)` Returns an explanation for the score.
    `Explanation` | BasicModelG.`explain(BasicStats stats, double tfn, double aeTimes1pTfn)`
    `Explanation` | NormalizationH1.`explain(BasicStats stats, double tf, double len)`
    `Explanation` | Distribution.`explain(BasicStats stats, double tfn, double lambda)` Explains the score.
    `Explanation` | NormalizationZ.`explain(BasicStats stats, double tf, double len)`
    `Explanation` | BasicModelIn.`explain(BasicStats stats, double tfn, double aeTimes1pTfn)`
    `abstract Explanation` | BasicModel.`explain(BasicStats stats, double tfn, double aeTimes1pTfn)` Returns an explanation for the score.
    `Explanation` | Normalization.`explain(BasicStats stats, double tf, double len)` Returns an explanation for the normalized term frequency.
    `Explanation` | Normalization.NoNormalization.`explain(BasicStats stats, double tf, double len)`
    `Explanation` | BasicModelIne.`explain(BasicStats stats, double tfn, double aeTimes1pTfn)`
    `Explanation` | BasicModelIF.`explain(BasicStats stats, double tfn, double aeTimes1pTfn)`
    `Explanation` | NormalizationH3.`explain(BasicStats stats, double tf, double len)`
    `Explanation` | NormalizationH2.`explain(BasicStats stats, double tf, double len)`
    `protected Explanation` | LMJelinekMercerSimilarity.`explain(BasicStats stats, Explanation freq, double docLen)`
    `protected Explanation` | Axiomatic.`explain(BasicStats stats, Explanation freq, double docLen)`
    `protected Explanation` | DFISimilarity.`explain(BasicStats stats, Explanation freq, double docLen)`
    `protected Explanation` | DFRSimilarity.`explain(BasicStats stats, Explanation freq, double docLen)`
    `protected Explanation` | SimilarityBase.`explain(BasicStats stats, Explanation freq, double docLen)` Explains the score.
    `protected Explanation` | LMDirichletSimilarity.`explain(BasicStats stats, Explanation freq, double docLen)`
    `protected Explanation` | IBSimilarity.`explain(BasicStats stats, Explanation freq, double docLen)`
    `Explanation` | Similarity.SimScorer.`explain(Explanation freq, long norm)` Explain the score for a single document
    `protected Explanation` | AxiomaticF1EXP.`idfExplain(BasicStats stats, double freq, double docLen)`
    `protected Explanation` | AxiomaticF3EXP.`idfExplain(BasicStats stats, double freq, double docLen)`
    `protected abstract Explanation` | Axiomatic.`idfExplain(BasicStats stats, double freq, double docLen)` Explain the score of the inverted document frequency component for a single document
    `protected Explanation` | AxiomaticF2EXP.`idfExplain(BasicStats stats, double freq, double docLen)`
    `protected Explanation` | AxiomaticF3LOG.`idfExplain(BasicStats stats, double freq, double docLen)`
    `protected Explanation` | AxiomaticF2LOG.`idfExplain(BasicStats stats, double freq, double docLen)`
    `protected Explanation` | AxiomaticF1LOG.`idfExplain(BasicStats stats, double freq, double docLen)`
    `Explanation` | TFIDFSimilarity.`idfExplain(CollectionStatistics collectionStats, TermStatistics termStats)` Computes a score factor for a simple term and returns an explanation for that score factor.
    `Explanation` | ClassicSimilarity.`idfExplain(CollectionStatistics collectionStats, TermStatistics termStats)`
    `Explanation` | BM25Similarity.`idfExplain(CollectionStatistics collectionStats, TermStatistics termStats)` Computes a score factor for a simple term and returns an explanation for that score factor.
    `Explanation` | TFIDFSimilarity.`idfExplain(CollectionStatistics collectionStats, TermStatistics[] termStats)` Computes a score factor for a phrase.
    `Explanation` | BM25Similarity.`idfExplain(CollectionStatistics collectionStats, TermStatistics[] termStats)` Computes a score factor for a phrase.
    `protected Explanation` | AxiomaticF1EXP.`lnExplain(BasicStats stats, double freq, double docLen)`
    `protected Explanation` | AxiomaticF3EXP.`lnExplain(BasicStats stats, double freq, double docLen)`
    `protected abstract Explanation` | Axiomatic.`lnExplain(BasicStats stats, double freq, double docLen)` Explain the score of the document length component for a single document
    `protected Explanation` | AxiomaticF2EXP.`lnExplain(BasicStats stats, double freq, double docLen)`
    `protected Explanation` | AxiomaticF3LOG.`lnExplain(BasicStats stats, double freq, double docLen)`
    `protected Explanation` | AxiomaticF2LOG.`lnExplain(BasicStats stats, double freq, double docLen)`
    `protected Explanation` | AxiomaticF1LOG.`lnExplain(BasicStats stats, double freq, double docLen)`
    `protected Explanation` | AxiomaticF1EXP.`tfExplain(BasicStats stats, double freq, double docLen)`
    `protected Explanation` | AxiomaticF3EXP.`tfExplain(BasicStats stats, double freq, double docLen)`
    `protected abstract Explanation` | Axiomatic.`tfExplain(BasicStats stats, double freq, double docLen)` Explain the score of the term frequency component for a single document
    `protected Explanation` | AxiomaticF2EXP.`tfExplain(BasicStats stats, double freq, double docLen)`
    `protected Explanation` | AxiomaticF3LOG.`tfExplain(BasicStats stats, double freq, double docLen)`
    `protected Explanation` | AxiomaticF2LOG.`tfExplain(BasicStats stats, double freq, double docLen)`
    `protected Explanation` | AxiomaticF1LOG.`tfExplain(BasicStats stats, double freq, double docLen)`
    `protected Explanation` | AxiomaticF1EXP.`tflnExplain(BasicStats stats, double freq, double docLen)`
    `protected Explanation` | AxiomaticF3EXP.`tflnExplain(BasicStats stats, double freq, double docLen)`
    `protected abstract Explanation` | Axiomatic.`tflnExplain(BasicStats stats, double freq, double docLen)` Explain the score of the mixed term frequency and document length component for a single document
    `protected Explanation` | AxiomaticF2EXP.`tflnExplain(BasicStats stats, double freq, double docLen)`
    `protected Explanation` | AxiomaticF3LOG.`tflnExplain(BasicStats stats, double freq, double docLen)`
    `protected Explanation` | AxiomaticF2LOG.`tflnExplain(BasicStats stats, double freq, double docLen)`
    `protected Explanation` | AxiomaticF1LOG.`tflnExplain(BasicStats stats, double freq, double docLen)`

    Methods in org.apache.lucene.search.similarities with parameters of type Explanation
    Modifier and Type | Method and Description
    --- | ---
    `protected Explanation` | LMJelinekMercerSimilarity.`explain(BasicStats stats, Explanation freq, double docLen)`
    `protected Explanation` | Axiomatic.`explain(BasicStats stats, Explanation freq, double docLen)`
    `protected Explanation` | DFISimilarity.`explain(BasicStats stats, Explanation freq, double docLen)`
    `protected Explanation` | DFRSimilarity.`explain(BasicStats stats, Explanation freq, double docLen)`
    `protected Explanation` | SimilarityBase.`explain(BasicStats stats, Explanation freq, double docLen)` Explains the score.
    `protected Explanation` | LMDirichletSimilarity.`explain(BasicStats stats, Explanation freq, double docLen)`
    `protected Explanation` | IBSimilarity.`explain(BasicStats stats, Explanation freq, double docLen)`
    `Explanation` | Similarity.SimScorer.`explain(Explanation freq, long norm)` Explain the score for a single document

    Method parameters in org.apache.lucene.search.similarities with type arguments of type Explanation
    Modifier and Type | Method and Description
    --- | ---
    `protected void` | LMSimilarity.`explain(List<Explanation> subExpls, BasicStats stats, double freq, double docLen)`
    `protected void` | IndriDirichletSimilarity.`explain(List<Explanation> subs, BasicStats stats, double freq, double docLen)`
    `protected void` | LMJelinekMercerSimilarity.`explain(List<Explanation> subs, BasicStats stats, double freq, double docLen)`
    `protected void` | Axiomatic.`explain(List<Explanation> subs, BasicStats stats, double freq, double docLen)`
    `protected void` | DFRSimilarity.`explain(List<Explanation> subs, BasicStats stats, double freq, double docLen)`
    `protected void` | SimilarityBase.`explain(List<Explanation> subExpls, BasicStats stats, double freq, double docLen)` Subclasses should implement this method to explain the score.
    `protected void` | LMDirichletSimilarity.`explain(List<Explanation> subs, BasicStats stats, double freq, double docLen)`
    `protected void` | IBSimilarity.`explain(List<Explanation> subs, BasicStats stats, double freq, double docLen)`

  - ### Uses of Explanation in org.apache.lucene.search.spans

    Methods in org.apache.lucene.search.spans that return Explanation
    Modifier and Type | Method and Description
    --- | ---
    `Explanation` | SpanWeight.`explain(LeafReaderContext context, int doc)`

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