/usr/lib/perl5/Search/Xapian/TradWeight.pm is in libsearch-xapian-perl 1.2.8.0-2.
This file is owned by root:root, with mode 0o644.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 | package Search::Xapian::TradWeight;
use 5.006;
use strict;
use warnings;
use Carp;
use Search::Xapian::Weight;
require DynaLoader;
our @ISA = qw( DynaLoader Search::Xapian::Weight);
# In a new thread, copy objects of this class to unblessed, undef values.
sub CLONE_SKIP { 1 }
sub new {
my $class = shift;
my $weight;
if (scalar(@_) == 0) {
$weight = new1();
} elsif (scalar(@_) == 1) {
$weight = new2(@_);
} else {
Carp::carp("USAGE: $class->new(), $class->new(k)");
exit;
}
bless $weight, $class;
return $weight;
}
1;
__END__
=head1 NAME
Search::Xapian::TradWeight - Traditional Probabilistic Weighting scheme.
=head1 DESCRIPTION
Traditional Probabilistic Weighting scheme, as described by the early papers
on Probabilistic Retrieval. BM25 generally gives better results.
=head1 METHODS
=over 4
=item new
Constructor. Either takes no parameters, or a single non-negative parameter k.
If k isn't specified, the default value used is 1.
=back
=head1 SEE ALSO
L<Search::Xapian>,L<Search::Xapian::Enquire>
=cut
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