Uses of Class
org.apache.lucene.search.similarities.Normalization
Packages that use Normalization
Package
Description
This package contains the various ranking models that can be used in Lucene.
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Uses of Normalization in org.apache.lucene.search.similarities
Subclasses of Normalization in org.apache.lucene.search.similaritiesModifier and TypeClassDescriptionstatic final classImplementation used when there is no normalization.classNormalization model that assumes a uniform distribution of the term frequency.classNormalization model in which the term frequency is inversely related to the length.classDirichlet Priors normalizationclassPareto-Zipf NormalizationFields in org.apache.lucene.search.similarities declared as NormalizationModifier and TypeFieldDescriptionprotected final NormalizationDFRSimilarity.normalizationThe term frequency normalization.protected final NormalizationIBSimilarity.normalizationThe term frequency normalization.Methods in org.apache.lucene.search.similarities that return NormalizationModifier and TypeMethodDescriptionDFRSimilarity.getNormalization()Returns the second normalizationIBSimilarity.getNormalization()Returns the term frequency normalizationConstructors in org.apache.lucene.search.similarities with parameters of type NormalizationModifierConstructorDescriptionDFRSimilarity(BasicModel basicModel, AfterEffect afterEffect, Normalization normalization) Creates DFRSimilarity from the three components and using default discountOverlaps value.DFRSimilarity(BasicModel basicModel, AfterEffect afterEffect, Normalization normalization, boolean discountOverlaps) Creates DFRSimilarity from the three components and with the specified discountOverlaps value.IBSimilarity(Distribution distribution, Lambda lambda, Normalization normalization) Creates IBSimilarity from the three components and using default discountOverlaps value.IBSimilarity(Distribution distribution, Lambda lambda, Normalization normalization, boolean discountOverlaps) Creates IBSimilarity from the three components and with the specified discountOverlaps value.