NAME

Xapian::TradWeight - Traditional Probabilistic Weighting scheme.

DESCRIPTION

Traditional Probabilistic Weighting scheme, as described by the early papers on Probabilistic Retrieval. BM25 generally gives better results.

METHODS

new

Constructor. Either takes no parameters, or a single non-negative parameter k. If k isn't specified, the default value used is 1.

SEE ALSO

Xapian, Xapian::Enquire