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• EuclideanDistance.java

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de.biomedical_imaging.edu.wlu.cs.levy.CG.EuclideanDistance Maven / Gradle / Ivy

// EuclideanDistance.java : Class for Euclidean distance metric
//
// Copyright (C) Simon D. Levy 2014
//
// This code is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as 
// published by the Free Software Foundation, either version 3 of the 
// License, or (at your option) any later version.
//
// This code is distributed in the hope that it will be useful,     
// but WITHOUT ANY WARRANTY without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
//  You should have received a copy of the GNU Lesser General Public License 
//  along with this code.  If not, see .
//  You should also have received a copy of the Parrot Parrot AR.Drone 
//  Development License and Parrot AR.Drone copyright notice and disclaimer 
//  and If not, see 
//    
// and
//   .

package de.biomedical_imaging.edu.wlu.cs.levy.CG;

class EuclideanDistance extends DistanceMetric {
    
    protected double distance(double [] a, double [] b)  {
	
	return Math.sqrt(sqrdist(a, b));
	
    }
    
    protected static double sqrdist(double [] a, double [] b) {

	double dist = 0;

	for (int i=0; i