| Package | Description | 
|---|---|
| org.apache.lucene.search | This package contains a flexible graph-based proximity query, TermAutomatonQuery, and geospatial queries. | 
| Class and Description | 
|---|
| BM25FQuery A  Querythat treats multiple fields as a single stream and scores
 terms as if you had indexed them as a single term in a single field. | 
| BM25FQuery.Builder A builder for  BM25FQuery. | 
| TermAutomatonQuery A proximity query that lets you express an automaton, whose
  transitions are terms, to match documents. | 
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