view src/samer/mds/Euclidean.java @ 0:bf79fb79ee13

Initial Mercurial check in.
author samer
date Tue, 17 Jan 2012 17:50:20 +0000
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package samer.mds;

/** Euclidean metric */

public class Euclidean implements MDS.Metric {
	public double d(double [] x, double [] y, double [] r) {
		double a=0;
		for (int i=0; i<r.length; i++) { r[i]=y[i]-x[i]; a+=r[i]*r[i]; }
		return Math.sqrt(a);
	}
}