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

Packages that use Lambda
Package | Description
--- | ---
org.apache.lucene.search.similarities | This package contains the various ranking models that can be used in Lucene.

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

Subclasses of Lambda in org.apache.lucene.search.similarities
Modifier and Type | Class and Description
--- | ---
`class` | `LambdaDF` Computes lambda as `docFreq+1 / numberOfDocuments+1`.
`class` | `LambdaTTF` Computes lambda as `totalTermFreq+1 / numberOfDocuments+1`.

Fields in org.apache.lucene.search.similarities declared as Lambda
Modifier and Type | Field and Description
--- | ---
`protected Lambda` | IBSimilarity.`lambda` The lambda (λw) parameter.

Methods in org.apache.lucene.search.similarities that return Lambda
Modifier and Type | Method and Description
--- | ---
`Lambda` | IBSimilarity.`getLambda()` Returns the distribution's lambda parameter

Constructors in org.apache.lucene.search.similarities with parameters of type Lambda
Constructor and Description
`IBSimilarity(Distribution distribution, Lambda lambda, Normalization normalization)` Creates IBSimilarity from the three components.