Class RawTFSimilarity


  • public class RawTFSimilarity
    extends Similarity
    Similarity that returns the raw TF as score.
    • Constructor Detail

      • RawTFSimilarity

        public RawTFSimilarity()
        Default constructor: parameter-free
      • RawTFSimilarity

        public RawTFSimilarity​(boolean discountOverlaps)
        Primary constructor.
    • Method Detail

      • scorer

        public Similarity.SimScorer scorer​(float boost,
                                           CollectionStatistics collectionStats,
                                           TermStatistics... termStats)
        Description copied from class: Similarity
        Compute any collection-level weight (e.g. IDF, average document length, etc) needed for scoring a query.
        Specified by:
        scorer in class Similarity
        Parameters:
        boost - a multiplicative factor to apply to the produces scores
        collectionStats - collection-level statistics, such as the number of tokens in the collection.
        termStats - term-level statistics, such as the document frequency of a term across the collection.
        Returns:
        SimWeight object with the information this Similarity needs to score a query.