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From "Roshan A. Punnoose" <rpunno...@proteuseng.com>
Subject Re: Re : Breiman example issues
Date Tue, 22 Dec 2009 14:22:47 GMT
Thanks that worked.


On 12/22/09 4:12 AM, "deneche abdelhakim" <a_deneche@yahoo.fr> wrote:

> I (hopefully) fixed the problem, get the latest trunk and try again.

thanks
> again for the report

Deneche
--- En date de : Mar 22.12.09, deneche
> abdelhakim <a_deneche@yahoo.fr> a écrit :

> De: deneche abdelhakim
> <a_deneche@yahoo.fr>
> Objet: Re : Breiman example issues
> À:
> mahout-user@lucene.apache.org
> Date: Mardi 22 Décembre 2009, 6h51
> Hi
> Roshan,
> 
> just tried the example with the latest trunk and had the
> same
> problem. I'm investigating the problem right now. Thank
> you for reporting
> this issue
> 
> Deneche
> 
> --- En date de : Mar 22.12.09, Roshan A. Punnoose
> <rpunnoose@proteuseng.com>
> a écrit :
> 
> > De: Roshan A. Punnoose
> <rpunnoose@proteuseng.com>
> > Objet: Breiman example issues
> > À:
> "mahout-user@lucene.apache.org"
> <mahout-user@lucene.apache.org>
> > Date:
> Mardi 22 Décembre 2009, 2h01
> > Hi,
> > 
> > I am trying to run the Breiman
> decision tree at http://cwiki.apache.org/MAHOUT/breiman-example.html
> > with
> the glass data, but I keep getting this error
> when I
> > actually run the
> Breiman example:
> > 
> > Exception in thread "main"
> >
> java.lang.IllegalArgumentException: labels.length !=
> > predictions.length
>
> >         at
> >
>
> org.apache.mahout.df.ErrorEstimate.errorRate(ErrorEstimate.java:29)
> >      
>   at
> >
> 
> org.apache.mahout.df.BreimanExample.runIteration(BreimanExample.java:108)> >
>         at
> >
> 
> org.apache.mahout.df.BreimanExample.run(BreimanExample.java:214)
> >        
> at
> >
> org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:65)
> >        
> at
> >
> org.apache.mahout.df.BreimanExample.main(BreimanExample.java:143)
> >
>         at
> > sun.reflect.NativeMethodAccessorImpl.invoke0(Native
> Method)
>
> >         at
> >
>
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)

> > >         at
> >
>
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.j
> ava:25)
> >         at
> > java.lang.reflect.Method.invoke(Method.java:597)
>
> >         at
> > org.apache.hadoop.util.RunJar.main(RunJar.java:156)
> > 
> >
> 
> > I believe I¹m at the latest trunk since a week ago.
> > 
> > Roshan
> >
> 
> 
> 
> 
> 


      


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