## Uses of Class
org.apache.lucene.search.similarities.BasicModel

Packages that use BasicModel
org.apache.lucene.search.similarities: This package contains the various ranking models that can be used in Lucene.

### Uses of BasicModel in org.apache.lucene.search.similarities

Subclasses of BasicModel in org.apache.lucene.search.similarities
`class` `BasicModelBE` Limiting form of the Bose-Einstein model.
`class` `BasicModelD` Implements the approximation of the binomial model with the divergence for DFR.
`class` `BasicModelG` Geometric as limiting form of the Bose-Einstein model.
`class` `BasicModelIF` An approximation of the I(ne) model.
`class` `BasicModelIn` The basic tf-idf model of randomness.
`class` `BasicModelIne` Tf-idf model of randomness, based on a mixture of Poisson and inverse document frequency.
`class` `BasicModelP` Implements the Poisson approximation for the binomial model for DFR.

Fields in org.apache.lucene.search.similarities declared as BasicModel
`protected BasicModel` DFRSimilarity.`basicModel` The basic model for information content.

Methods in org.apache.lucene.search.similarities that return BasicModel
`BasicModel` DFRSimilarity.`getBasicModel()` Returns the basic model of information content

Constructors in org.apache.lucene.search.similarities with parameters of type BasicModel
Constructor and Description
`DFRSimilarity(BasicModel basicModel, AfterEffect afterEffect, Normalization normalization)` Creates DFRSimilarity from the three components.