oracle.spatial.hadoop.vector.cluster.kmeans

Class KMeansCommonReducer

java.lang.Object

oracle.spatial.hadoop.vector.cluster.kmeans.KMeansCommonReducer

public class KMeansCommonReducer
extends java.lang.Object

Processes reduce groups which are composed of records mapped to a cluster.
For each group, it updates a cluster center based on its members locations, determines if the cluster center converges and emits the updated cluster information.

Author:

hsaucedo

Constructor Summary

Constructors

Constructor and Description
KMeansCommonReducer()

Method Summary

Modifier and Type	Method and Description
void	init(CommonContext context)
void	reduce(<any> context)

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

KMeansCommonReducer

public KMeansCommonReducer()

Method Detail

init

public void init(CommonContext context)

reduce

public void reduce(<any> context)
            throws java.io.IOException,
                   java.lang.InterruptedException

Throws:

java.io.IOException

java.lang.InterruptedException