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 <[email protected]> a écrit : > De: Roshan A. Punnoose <[email protected]> > Objet: Breiman example issues > À: "[email protected]" <[email protected]> > 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.java:25) > at > java.lang.reflect.Method.invoke(Method.java:597) > at > org.apache.hadoop.util.RunJar.main(RunJar.java:156) > > > I believe I’m at the latest trunk since a week ago. > > Roshan >
