NAME

stem - Module that find the stem of a word or the stems of a string of words, using WordNet.

SYNOPSIS

use stem;

my $wn = WordNet::QueryData->new();

my $stemmer = stem->new($wn)

my @stems = $stemmer->stemWord($word);

my $string = $stemmer->stemString($inString, $cache);

DESCRIPTION

This module uses the internal stemming algorithm of WordNet to stem words and strings of words. This module is used by the lesk measure of the WordNet::Similarity package.

Methods

new

Creates a new stemmer object and initilizes it with a WordNet::QueryData object.

Parameters: $wn

Returns: $stemmer

stemString

Takes a string of words as input and returns a string of stemmed words.

Parameters: $inString

Returns: $retString

stemWord

Takes a word as input and returns its stems. A word may have more than one stem. All are returned.

Parameters: $word

Returns: @stems

SEE ALSO

perl(1), WordNet::Similarity(3), WordNet::QueryData(3)

http://www.cs.utah.edu/~sidd

http://wordnet.princeton.edu

http://www.ai.mit.edu/~jrennie/WordNet

http://groups.yahoo.com/group/wn-similarity

AUTHORS

Ted Pedersen, University of Minnesota Duluth
tpederse at d.umn.edu

Satanjeev Banerjee, Carnegie Mellon University, Pittsburgh
banerjee+ at cs.cmu.edu

BUGS

None.

To report bugs, go to http://groups.yahoo.com/group/wn-similarity/ or e-mail "tpederse at d.umn.edu".

COPYRIGHT AND LICENSE

Copyright (c) 2005, Ted Pedersen and Satanjeev Banerjee

This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with this program; if not, write to

The Free Software Foundation, Inc.,
59 Temple Place - Suite 330,
Boston, MA  02111-1307, USA.

Note: a copy of the GNU General Public License is available on the web at http://www.gnu.org/licenses/gpl.txt and is included in this distribution as GPL.txt.