## Package org.apache.lucene.misc

Class Summary
ChainedFilter: Allows multiple `Filter`s to be chained.
HighFreqTerms: `HighFreqTerms` class extracts terms and their frequencies out of an existing Lucene index.
IndexMergeTool: Merges indices specified on the command line into the index specified as the first command line argument.
LengthNormModifier: Given a directory, a Similarity, and a list of fields, updates the fieldNorms in place for every document using the Similarity.lengthNorm.
SweetSpotSimilarity: A similarity with a lengthNorm that provides for a "platuea" of equally good lengths, and tf helper functions.

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