Java Array Normalize norm(int D, double vec[])

Description

norm

License

Open Source License

Declaration

public static double norm(int D, double vec[]) 

Method Source Code

//package com.java2s;
/*/*  w  w  w . j  a  v a2s.c  o  m*/
 * #%L
 * Cyni Implementation (cyni-impl)
 * $Id:$
 * $HeadURL:$
 * %%
 * Copyright (C) 2006 - 2013 The Cytoscape Consortium
 * %%
 * This program 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 2.1 of the 
 * License, or (at your option) any later version.
 * 
 * This program 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 Lesser Public License for more details.
 * 
 * You should have received a copy of the GNU General Lesser Public 
 * License along with this program.  If not, see
 * <http://www.gnu.org/licenses/lgpl-2.1.html>.
 * #L%
 */

public class Main {
    public static double norm(int D, double vec[]) {
        double norm = 0.0D;
        for (int i = D - 1; i >= 0; i--)
            norm += vec[i] * vec[i];

        return Math.sqrt(norm);
    }

    public static double norm(int D, double vec[][]) {
        double norm = 0.0D;
        for (int i = D - 1; i >= 0; i--)
            norm += vec[i][0] * vec[i][0];

        return Math.sqrt(norm);
    }
}

Related

1. norm(double[] vector)
2. norm(double[] vector, int n)
3. norm(final double[] vec)
4. norm(final double[] x)
5. norm(float[] data)
6. norm2(double[] vec)
7. norm2(double[] vector)
8. norm2(double[] x)
9. norm2DoubleArray(double[] v)