java - Is there apache or other utility to get the ngrams ( character) frequency that I can use for cosinesimilarity -


i need cosine similarity of 2 strings. using lucene apis ngrams ( ngramtokenizer , chartermattribute).and create frequency hashmap. use cosinesimilarity of apache-commons-text.( not active not keen on using pkg)

i saw link on stackoverflow shows how cosinesimilarity using lucene. how use lucene

just wondering if best way or there other util can use.


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