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## Package org.apache.lucene.search.spell

Suggest alternate spellings for words.

See:
Description

Interface Summary
Dictionary | A simple interface representing a Dictionary.
StringDistance | Interface for string distances.
TermFreqIterator | Interface for enumerating term,weight pairs.
TermFreqPayloadIterator | Interface for enumerating term,weight,payload triples; currently only `AnalyzingSuggester` and `FuzzySuggester` support payloads.

Class Summary
CombineSuggestion | A suggestion generated by combining one or more original query terms
DirectSpellChecker | Simple automaton-based spellchecker.
DirectSpellChecker.ScoreTerm | Holds a spelling correction for internal usage inside `DirectSpellChecker`.
HighFrequencyDictionary | HighFrequencyDictionary: terms taken from the given field of a Lucene index, which appear in a number of documents above a given threshold.
JaroWinklerDistance | Similarity measure for short strings such as person names.
LevensteinDistance | Levenstein edit distance class.
LuceneDictionary | Lucene Dictionary: terms taken from the given field of a Lucene index.
LuceneLevenshteinDistance | Damerau-Levenshtein (optimal string alignment) implemented in a consistent way as Lucene's FuzzyTermsEnum with the transpositions option enabled.
NGramDistance | N-Gram version of edit distance based on paper by Grzegorz Kondrak, "N-gram similarity and distance".
PlainTextDictionary | Dictionary represented by a text file.
SpellChecker | Spell Checker class (Main class) (initially inspired by the David Spencer code).
SuggestWord | SuggestWord, used in suggestSimilar method in SpellChecker class.
SuggestWordFrequencyComparator | Frequency first, then score.
SuggestWordQueue | Sorts SuggestWord instances
SuggestWordScoreComparator | Score first, then frequency
TermFreqIterator.TermFreqIteratorWrapper | Wraps a BytesRefIterator as a TermFreqIterator, with all weights set to `1`
WordBreakSpellChecker | A spell checker whose sole function is to offer suggestions by combining multiple terms into one word and/or breaking terms into multiple words.

Enum Summary
SuggestMode | Set of strategies for suggesting related terms
WordBreakSpellChecker.BreakSuggestionSortMethod | Determines the order to list word break suggestions

## Package org.apache.lucene.search.spell Description

Suggest alternate spellings for words. Also see the spell checker Wiki page.

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