me.lemire.integercompression.synth
Class ClusteredDataGenerator

java.lang.Object
  me.lemire.integercompression.synth.ClusteredDataGenerator

public class ClusteredDataGenerator
extends Object

This class will generate lists of random integers based on the clustered model: Reference: Vo Ngoc Anh and Alistair Moffat. 2010. Index compression using 64-bit words. Softw. Pract. Exper.40, 2 (February 2010), 131-147.

Author:

Daniel Lemire

Constructor Summary

ClusteredDataGenerator()
Creating random array generator.

Method Summary

int[]	generateClustered(int N, int Max) generates randomly N distinct integers from 0 to Max.
static void	main(String[] args) Little test program.

Methods inherited from class java.lang.Object

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

Constructor Detail

ClusteredDataGenerator

public ClusteredDataGenerator()

Creating random array generator.

Method Detail

generateClustered

public int[] generateClustered(int N,
                               int Max)

generates randomly N distinct integers from 0 to Max.

Parameters:

N - number of integers to generate

Max - maximal value of the integers

Returns:

array containing the integers

main

public static void main(String[] args)

Little test program.

Parameters:

args - arguments are ignored