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https://issues.apache.org/jira/browse/MAHOUT-1871?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Suneel Marthi updated MAHOUT-1871:
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Fix Version/s: (was: 0.12.1)
0.13.0
> Kmeans - java.lang.IllegalStateException: No input clusters found..... Check
> your -c argument
> ---------------------------------------------------------------------------------------------
>
> Key: MAHOUT-1871
> URL: https://issues.apache.org/jira/browse/MAHOUT-1871
> Project: Mahout
> Issue Type: Question
> Components: Clustering
> Affects Versions: 0.12.1
> Environment: S.O. Centos 6.5
> hadoop 2.7.2
> Reporter: Juan Carlos Sipan Robles
> Priority: Critical
> Fix For: 0.13.0
>
>
> By using the kmeans with the following parameters gives the following error.
> 16/06/12 17:35:43 INFO KMeansDriver: convergence: 0.5 max Iterations: 10
> 16/06/12 17:35:43 INFO CodecPool: Got brand-new decompressor [.deflate]
> Exception in thread "main" java.lang.IllegalStateException: No input clusters
> found in /mdb/clustered_data/part-randomSeed. Check your -c argument.
> at
> org.apache.mahout.clustering.kmeans.KMeansDriver.buildClusters(KMeansDriver.java:213)
> at
> org.apache.mahout.clustering.kmeans.KMeansDriver.run(KMeansDriver.java:147)
> at
> org.apache.mahout.clustering.kmeans.KMeansDriver.run(KMeansDriver.java:110)
> at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:70)
> at
> org.apache.mahout.clustering.kmeans.KMeansDriver.main(KMeansDriver.java:47)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:606)
> at
> org.apache.hadoop.util.ProgramDriver$ProgramDescription.invoke(ProgramDriver.java:71)
> at org.apache.hadoop.util.ProgramDriver.run(ProgramDriver.java:144)
> at org.apache.hadoop.util.ProgramDriver.driver(ProgramDriver.java:152)
> at org.apache.mahout.driver.MahoutDriver.main(MahoutDriver.java:195)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:606)
> at org.apache.hadoop.util.RunJar.run(RunJar.java:221)
> at org.apache.hadoop.util.RunJar.main(RunJar.java:136)
> [SSH] exit-status: 1
> Finished: FAILURE
> Command Execution:
> hdfs dfs -rm -R /mdb/mahout_vectors/
> hdfs dfs -rm -R /mdb/mahout_seq/
> hdfs dfs -rm -R /mdb/mahout_data/
> hdfs dfs -rm -R /mdb/clustered_data/
> echo ##### SE ELIMINAN LAS CARPETAS DE HDFS#####
> hdfs dfs -mkdir /mdb/mahout_vectors/
> hdfs dfs -mkdir /mdb/mahout_seq/
> hdfs dfs -mkdir /mdb/mahout_data/
> hdfs dfs -mkdir /mdb/clustered_data/
> echo ##### subimos el fichero #####
> hdfs dfs -put $fichero /mdb/mahout_data/
> echo ##### generamos ficheros secuenciales#####
> mahout seqdirectory -i /mdb/mahout_data/ -o /mdb/mahout_seq -c UTF-8 -chunk
> 64 -xm sequential
> echo ##### generamos los vectores #####
> mahout seq2sparse -i /mdb/mahout_seq/ -o /mdb/mahout_vectors/ --namedVector
> echo ##### ejecutamos el kmeans #####
> mahout kmeans -i /mdb/mahout_vectors/tfidf-vectors/ -c /mdb/clustered_data -o
> /mdb/mahout_data -dm
> org.apache.mahout.common.distance.EuclideanDistanceMeasure -x 10 -k 20 -ow
> --clustering
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