Lucene/Solr implementations of good similarities: Ltc, BM25L, BM25PLUS
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README.md

Lucene-Relevance

Contains implementations of good similarities for Lucene/Solr.

  • LtcSimilarity: tf-idf with sublinear tf (ltc).
  • BM25Similarity: additional BM25L and BM25PLUS models to improve long document scores.
  • BM25SimilarityDocLen: uses accurate document lengths to improve precision.