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

- Packages that use BasicModel
  Package | Description
  --- | ---
  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
    Modifier and Type | Class and Description
    --- | ---
    `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
    Modifier and Type | Field and Description
    --- | ---
    `protected BasicModel` | DFRSimilarity.`basicModel` The basic model for information content.

    Methods in org.apache.lucene.search.similarities that return BasicModel
    Modifier and Type | Method and Description
    --- | ---
    `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.

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