eu.stratosphere.example.java.clustering.util

Class KMeansDataGenerator

java.lang.Object

eu.stratosphere.example.java.clustering.util.KMeansDataGenerator

public class KMeansDataGenerator
extends Object

Generates data for the KMeans example program.

Constructor Summary

Constructors

Constructor and Description
KMeansDataGenerator()

Method Summary

Modifier and Type	Method and Description
static void	main(String[] args) Main method to generate data for the KMeans example program.

Methods inherited from class java.lang.Object

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

Constructor Detail

KMeansDataGenerator

public KMeansDataGenerator()

Method Detail

main

public static void main(String[] args)
                 throws IOException

Main method to generate data for the KMeans example program.

The generator creates to files:

• {tmp.dir}/points for the data points
• {tmp.dir}/centers for the cluster centers

Parameters:

args -

1. Int: Number of data points
2. Int: Number of cluster centers
3. Optional Double: Standard deviation of data points
4. Optional Double: Value range of cluster centers
5. Optional Long: Random seed

Throws:

IOException