org.apache.mahout.clustering.kmeans
Class KMeansMapper

java.lang.Object
  extended by org.apache.hadoop.mapred.MapReduceBase
      extended by org.apache.mahout.clustering.kmeans.KMeansMapper
All Implemented Interfaces:
java.io.Closeable, org.apache.hadoop.mapred.JobConfigurable, org.apache.hadoop.mapred.Mapper<org.apache.hadoop.io.WritableComparable<?>,VectorWritable,org.apache.hadoop.io.Text,KMeansInfo>

public class KMeansMapper
extends org.apache.hadoop.mapred.MapReduceBase
implements org.apache.hadoop.mapred.Mapper<org.apache.hadoop.io.WritableComparable<?>,VectorWritable,org.apache.hadoop.io.Text,KMeansInfo>


Constructor Summary
KMeansMapper()
           
 
Method Summary
 void configure(org.apache.hadoop.mapred.JobConf job)
           
 void map(org.apache.hadoop.io.WritableComparable<?> key, VectorWritable point, org.apache.hadoop.mapred.OutputCollector<org.apache.hadoop.io.Text,KMeansInfo> output, org.apache.hadoop.mapred.Reporter reporter)
           
 
Methods inherited from class org.apache.hadoop.mapred.MapReduceBase
close
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 
Methods inherited from interface java.io.Closeable
close
 

Constructor Detail

KMeansMapper

public KMeansMapper()
Method Detail

map

public void map(org.apache.hadoop.io.WritableComparable<?> key,
                VectorWritable point,
                org.apache.hadoop.mapred.OutputCollector<org.apache.hadoop.io.Text,KMeansInfo> output,
                org.apache.hadoop.mapred.Reporter reporter)
         throws java.io.IOException
Specified by:
map in interface org.apache.hadoop.mapred.Mapper<org.apache.hadoop.io.WritableComparable<?>,VectorWritable,org.apache.hadoop.io.Text,KMeansInfo>
Throws:
java.io.IOException

configure

public void configure(org.apache.hadoop.mapred.JobConf job)
Specified by:
configure in interface org.apache.hadoop.mapred.JobConfigurable
Overrides:
configure in class org.apache.hadoop.mapred.MapReduceBase


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