dbscansort.java

DBSCAN的Java 数据挖掘 源代码

package xmu.hll.Models.Clustering.CDBased.Algorithms.DBSCAN;

import java.util.Comparator;

public class DBSCANSort implements Comparator {
	DataPoint dp1, dp2;

	int d1Compare, d2Compare, distanceCompare;

	public int compare(Object arg0, Object arg1) {
		dp1 = (DataPoint) arg0;
		dp2 = (DataPoint) arg1;
		
		System.out.println(",,,,,,,,,,,,,,,,,");
		System.out.println(dp1.d2);
		System.out.println(dp2.d2);
		System.out.println("-----------------");
		distanceCompare = new Double(dp1.getDistance()).compareTo(new Double(dp2.getDistance()));
		if (distanceCompare != 0)
			return distanceCompare;

		d1Compare = new Double(dp1.d1).compareTo(new Double(dp2.d1));
		if (d1Compare != 0)
			return d1Compare;

		d2Compare = new Double(dp1.d2).compareTo(new Double(dp2.d2));

		return d2Compare;

	}
}