org.apache.flink.examples.java.clustering

Class KMeans.CentroidAccumulator

java.lang.Object

org.apache.flink.examples.java.clustering.KMeans.CentroidAccumulator

All Implemented Interfaces:

Serializable, org.apache.flink.api.common.functions.Function, org.apache.flink.api.common.functions.ReduceFunction<org.apache.flink.api.java.tuple.Tuple3<Integer,KMeans.Point,Long>>

Enclosing class:

KMeans

public static final class KMeans.CentroidAccumulator
extends Object
implements org.apache.flink.api.common.functions.ReduceFunction<org.apache.flink.api.java.tuple.Tuple3<Integer,KMeans.Point,Long>>

Sums and counts point coordinates.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
CentroidAccumulator()

Method Summary

Modifier and Type	Method and Description
org.apache.flink.api.java.tuple.Tuple3<Integer,KMeans.Point,Long>	reduce(org.apache.flink.api.java.tuple.Tuple3<Integer,KMeans.Point,Long> val1, org.apache.flink.api.java.tuple.Tuple3<Integer,KMeans.Point,Long> val2)

Methods inherited from class java.lang.Object

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

Constructor Detail

CentroidAccumulator

public CentroidAccumulator()

Method Detail

reduce

public org.apache.flink.api.java.tuple.Tuple3<Integer,KMeans.Point,Long> reduce(org.apache.flink.api.java.tuple.Tuple3<Integer,KMeans.Point,Long> val1,
                                                                                org.apache.flink.api.java.tuple.Tuple3<Integer,KMeans.Point,Long> val2)

Specified by:

reduce in interface org.apache.flink.api.common.functions.ReduceFunction<org.apache.flink.api.java.tuple.Tuple3<Integer,KMeans.Point,Long>>