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    <title>Comments for Collaborative Filtering</title>
    <link rel="alternate" type="text/html" href="http://bradchoate.com/weblog/2003/05/02/collaborative-filtering" />
    <link rel="self" type="application/atom+xml" href="http://bradchoate.com/weblog/2003/05/02/collaborative-filtering" />
    <id>tag:bradchoate.com,2007://4-</id>
    <updated>2005-08-19T09:44:50Z</updated>
    <subtitle>The man, the legend.</subtitle>
    <generator uri="http://www.sixapart.com/movabletype/">Movable Type -en-trunk--20070910</generator>
 

<entry>
    <id>tag:bradchoate.com,2003://4.1567-comment:979</id>
    <thr:in-reply-to ref="tag:bradchoate.com,2003://4.1567" href="http://bradchoate.com/weblog/2003/05/02/collaborative-filtering"/>
 
    <link rel="alternate" type="text/html" href="http://bradchoate.com/weblog/2003/05/02/collaborative-filtering#c979" />
    <title>Comment from pete on 2003-05-02</title>
    <author>
        <name>pete</name>
        <uri>http://rasterweb.net/raster/</uri>
    </author>
    <content type="html" xml:lang="en" xml:base="http://rasterweb.net/raster/">
        Check out what one Drupal user came up with: http://drupal.org/node/view/920]]>
    </content>
    <published>2003-05-02T23:00:22Z</published>
</entry>

<entry>
    <id>tag:bradchoate.com,2003://4.1567-comment:983</id>
    <thr:in-reply-to ref="tag:bradchoate.com,2003://4.1567" href="http://bradchoate.com/weblog/2003/05/02/collaborative-filtering"/>
 
    <link rel="alternate" type="text/html" href="http://bradchoate.com/weblog/2003/05/02/collaborative-filtering#c983" />
    <title>Comment from leonard on 2003-05-04</title>
    <author>
        <name>leonard</name>
        <uri>http://randomfoo.net/</uri>
    </author>
    <content type="html" xml:lang="en" xml:base="http://randomfoo.net/">
        While I can't recommend any open source collaborative filtering implementations offhand (a <a href="http://www.google.com/search?q=open+source+collaborative+filtering" rel="nofollow">google search</a> on the topic seems to turn up some good leads), I did get into doing some toying with the ART-1 algorithm <a href="http://randomfoo.net/?p=2003_02_02_archive.inc#90269159" rel="nofollow">a while back</a>.  You might find some of those links useful.  Also, I believe the DDJ article I was reading was back in the Dec 2002 issue.  You might be able to find it.  The actual algorithm isn't too complex.]]>
    </content>
    <published>2003-05-04T15:26:09Z</published>
</entry>

<entry>
    <id>tag:bradchoate.com,2003://4.1567-comment:1031</id>
    <thr:in-reply-to ref="tag:bradchoate.com,2003://4.1567" href="http://bradchoate.com/weblog/2003/05/02/collaborative-filtering"/>
 
    <link rel="alternate" type="text/html" href="http://bradchoate.com/weblog/2003/05/02/collaborative-filtering#c1031" />
    <title>Comment from Paolo on 2003-05-16</title>
    <author>
        <name>Paolo</name>
        <uri></uri>
    </author>
    <content type="html" xml:lang="en" xml:base="">
        open source<br />
http://dblens.sourceforge.net/<br />
http://guir.cs.berkeley.edu/projects/swami/

<p>here some typical CF datasets<br />
http://www.cs.umn.edu/Research/GroupLens/<br />
</p>]]>
    </content>
    <published>2003-05-16T15:11:45Z</published>
</entry>


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