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From "Robert Muir (JIRA)" <j...@apache.org>
Subject [jira] Assigned: (LUCENE-2055) Fix buggy stemmers and Remove duplicate analysis functionality
Date Fri, 05 Feb 2010 18:30:27 GMT

     [ https://issues.apache.org/jira/browse/LUCENE-2055?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Robert Muir reassigned LUCENE-2055:
-----------------------------------

    Assignee: Robert Muir

> Fix buggy stemmers and Remove duplicate analysis functionality
> --------------------------------------------------------------
>
>                 Key: LUCENE-2055
>                 URL: https://issues.apache.org/jira/browse/LUCENE-2055
>             Project: Lucene - Java
>          Issue Type: Bug
>          Components: contrib/analyzers
>            Reporter: Robert Muir
>            Assignee: Robert Muir
>             Fix For: 3.1
>
>         Attachments: LUCENE-2055.patch, LUCENE-2055.patch, LUCENE-2055.patch, LUCENE-2055.patch,
LUCENE-2055.patch
>
>
> would like to remove stemmers in the following packages, and instead in their analyzers
use a SnowballStemFilter instead.
> * analyzers/fr
> * analyzers/nl
> * analyzers/ru
> below are excerpts from this code where they proudly proclaim they use the snowball algorithm.
> I think we should delete all of this custom stemming code in favor of the actual snowball
package.
> {noformat}
> /**
>  * A stemmer for French words. 
>  * <p>
>  * The algorithm is based on the work of
>  * Dr Martin Porter on his snowball project<br>
>  * refer to http://snowball.sourceforge.net/french/stemmer.html<br>
>  * (French stemming algorithm) for details
>  * </p>
>  */
> public class FrenchStemmer {
> /**
>  * A stemmer for Dutch words. 
>  * <p>
>  * The algorithm is an implementation of
>  * the <a href="http://snowball.tartarus.org/algorithms/dutch/stemmer.html">dutch
stemming</a>
>  * algorithm in Martin Porter's snowball project.
>  * </p>
>  */
> public class DutchStemmer {
> /**
>  * Russian stemming algorithm implementation (see http://snowball.sourceforge.net for
detailed description).
>  */
> class RussianStemmer
> {noformat}

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