NAME

Plucene::Search::Similarity - the score of a query

DESCRIPTION

The score of a query for a given document.

METHODS

norm

        my $norm = $sim->norm($num_term);

byte_norm

        my $byte_norm = $sim->byte_norm($byte);

tf

Computes a score factor based on a term or phrase's frequency in a document.

idf

Computes a score factor for a phrase.

coord

Computes a score factor based on the fraction of all query terms that a document contains.