<posts user="" update="2012-02-16 15:51:23"><post time="2012-02-08T13:03:04+0100" tag=" document frequency information ir learning machine model retrieval search space term tfidf vector vsm web" user="jaeschke" hash="2575d6c250872f0e3696774ad100f902" description="Machine Learning :: Text feature extraction (tf-idf) – Part I | Pyevolve" href="http://pyevolve.sourceforge.net/wordpress/?p=1589"/><post time="2005-10-18T06:17:49+0200" tag=" search web engine retrieval information" user="jaeschke" hash="16367f1f21f6a1925e1e180944b5a0f2" description="Dr. Dirk Lewandowski: Web Information Retrieval" href="http://www.durchdenken.de/lewandowski/web-ir/"/></posts>
