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@@ -1,8 +1,6 @@
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[[analysis-synonym-graph-tokenfilter]]
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=== Synonym Graph Token Filter
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-beta[]
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-
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The `synonym_graph` token filter allows to easily handle synonyms,
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including multi-word synonyms correctly during the analysis process.
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@@ -187,3 +185,8 @@ multiple versions of a token may choose which version of the token to emit when
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parsing synonyms, e.g. `asciifolding` will only produce the folded version of the
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token. Others, e.g. `multiplexer`, `word_delimiter_graph` or `ngram` will throw an
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error.
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+
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+WARNING:The synonym rules should not contain words that are removed by
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+a filter that appears after in the chain (a `stop` filter for instance).
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+Removing a term from a synonym rule breaks the matching at query time.
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+
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Jim Ferenczi