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https://issues.apache.org/jira/browse/MAHOUT-504?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12916657#action_12916657
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Zhen Guo commented on MAHOUT-504:
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Jeff, did you run the following command recently?
$MAHOUT_HOME/bin/mahout org.apache.mahout.clustering.syntheticcontrol.kmeans.Job
I use the Trunk code on Sept. 27. It does not work for me. The following error
message:
10/09/30 20:58:07 INFO mapred.JobClient: Task Id :
attempt_201008261432_2003_m_000000_0, Status : FAILED
java.lang.IllegalStateException: No clusters found. Check your -c path.
at
org.apache.mahout.clustering.kmeans.KMeansMapper.setup(KMeansMapper.java:61)
at org.apache.hadoop.mapreduce.Mapper.run(Mapper.java:142)
at org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:583)
at org.apache.hadoop.mapred.MapTask.run(MapTask.java:305)
at org.apache.hadoop.mapred.Child.main(Child.java:170)
> Kmeans clustering error
> -----------------------
>
> Key: MAHOUT-504
> URL: https://issues.apache.org/jira/browse/MAHOUT-504
> Project: Mahout
> Issue Type: Bug
> Reporter: Zhen Guo
> Assignee: Robin Anil
> Fix For: 0.4
>
>
> I tried the Kmeans algorithm on the Synthetic Control data. The following
> error appears. I tried the Canopy algorithm, it is fine. This error is from
> Mapper. I am using Trunk.
> 10/09/20 19:40:06 INFO mapred.JobClient: Task Id :
> attempt_201008261432_1324_m_000000_0, Status : FAILED
> java.lang.IllegalStateException: Cluster is empty!
> at
> org.apache.mahout.clustering.kmeans.KMeansClusterMapper.setup(KMeansClusterMapper.java:57)
> at org.apache.hadoop.mapreduce.Mapper.run(Mapper.java:142)
> at org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:583)
> at org.apache.hadoop.mapred.MapTask.run(MapTask.java:305)
> at org.apache.hadoop.mapred.Child.main(Child.java:170)
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