## Uses of Class
org.apache.lucene.queries.function.valuesource.DocFreqValueSource

Packages that use DocFreqValueSource
Package | Description
--- | ---
org.apache.lucene.queries.function.valuesource | A variety of functions to use with FunctionQuery.

### Uses of DocFreqValueSource in org.apache.lucene.queries.function.valuesource

Subclasses of DocFreqValueSource in org.apache.lucene.queries.function.valuesource
Modifier and Type | Class and Description
--- | ---
`class` | `IDFValueSource` Function that returns `#idf(long, long)` for every document.
`class` | `TermFreqValueSource` Function that returns `DocsEnum.freq()` for the supplied term in every document.
`class` | `TFValueSource` Function that returns `TFIDFSimilarity.tf(int)` for every document.