+1 Sent from my iPhone
> On Apr 2, 2015, at 8:59 PM, Andrew Palumbo (JIRA) <[email protected]> wrote: > > > [ > https://issues.apache.org/jira/browse/MAHOUT-1635?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14393849#comment-14393849 > ] > > Andrew Palumbo commented on MAHOUT-1635: > ---------------------------------------- > > Having looked more closely at this, I am planning on removing this option, I > don't think it was ever fully implemented from the 0.6 to 0.7 move. If there > are no objections, I'll remove it tomorrow. > >> Getting an exception when I provide classification labels manually for Naive >> Bayes >> ---------------------------------------------------------------------------------- >> >> Key: MAHOUT-1635 >> URL: https://issues.apache.org/jira/browse/MAHOUT-1635 >> Project: Mahout >> Issue Type: Bug >> Components: Classification >> Affects Versions: 0.9 >> Reporter: Suman Somasundar >> Assignee: Andrew Palumbo >> Labels: legacy >> Fix For: 0.10.0 >> >> Attachments: zip_1 >> >> >> If I let the Naive Bayes program itself extract the classification labels, >> the program runs fine. But, I get the following error when I provide the >> classification labels for the dataset manually. >> Error: java.lang.IllegalArgumentException: Wrong numLabels: 0. Must be > 0! >> at >> com.google.common.base.Preconditions.checkArgument(Preconditions.java:88) >> at >> org.apache.mahout.classifier.naivebayes.training.WeightsMapper.setup(WeightsMapper.java:45) >> at org.apache.hadoop.mapreduce.Mapper.run(Mapper.java:142) >> at org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:784) >> at org.apache.hadoop.mapred.MapTask.run(MapTask.java:341) >> at org.apache.hadoop.mapred.YarnChild$2.run(YarnChild.java:169) >> at java.security.AccessController.doPrivileged(Native Method) >> at javax.security.auth.Subject.doAs(Subject.java:415) >> at >> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1640) >> at org.apache.hadoop.mapred.YarnChild.main(YarnChild.java:164) > > > > -- > This message was sent by Atlassian JIRA > (v6.3.4#6332)
