RE: [Classifier4j-devel] stuff

[Peter L. <pe...@le...>]

 It may be worth putting this typw of question down as a FAQ item... It's been asked a few times..

On Wed, 18 Feb 2004 08:38:46 +1030, Nick Lothian wrote:
> 
> You need to train the classifier with both matches and non-matches.
> 
> Use the .addNonMatch(String) method to train the non-matches.
> 
> > -----Original Message-----
> > From: karl wettin [mailto:we...@us...]
> > Sent: Tuesday, 17 February 2004 2:16 AM
> > To: cla...@li...
> > Subject: [Classifier4j-devel] stuff
> > Importance: Low
> > 
> > 
> > 
> > Not too much action here, I guess.
> > 
> > However, I tried to classify some text using the Bayesian Classifier
> > to guess language. All responses are 0.5, so I guess it's me doing
> > something wrong.
> > 
> > The code looked something like this:
> > 
> > {
> >      SimpleWordsDataSource wds_en = new SimpleWordsDataSource();
> >      Enumerator enum = enumerateWords(englishText);
> >      while (enum.hasNext())
> >         wds_en.addMatch((String)enum.nextElement());
> > 
> >      SimpleWordsDataSource wds_sv = new SimpleWordsDataSource();
> >      enum = enumerateWords(swedishText);
> >      while (enum.hasNext())
> >         wds_sv.addMatch((String)enum.nextElement());
> > 
> >      BayesianClassifier c_en = new BayesianClassifier(wds_en);
> >      System.out.println(c_en.classify("hello, my name is 
> > karl.")); // returns 0.5
> >      
> >      BayesianClassifier c_sv = new BayesianClassifier(wds_sv);
> >      System.out.println(c_sv.classify("hello, my name is 
> > karl.")); // returns 0.5
> > }
> > 
> > 
> > What do I do wrong?
> > 
> > 
> > 
> > -- 
> > 
> > karl
> > 
> > 
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> 
> 
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