Java Distance Calculate calculateDistanceNoNormalization(float[] vec1, float[] vec2)

Description

Calculates distance between 2 vectors without normalizing

License

Open Source License

Parameter

Parameter	Description
vec1	a parameter
vec2	a parameter

Declaration

public static float calculateDistanceNoNormalization(float[] vec1,
        float[] vec2) 

Method Source Code

//package com.java2s;
/*// w  ww  .j  a v a 2  s .  c o  m
 * Copyright (c) 2008-2013 Maksim Khadkevich and Fondazione Bruno Kessler.
 *
 * This file is part of MART.
 * MART is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2, as published
 * by the Free Software Foundation.
 *
 * MART 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 General Public License
 * along with MART; if not, write to the Free Software Foundation,
 * Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

public class Main {
    /**
     * Calculates distance between 2 vectors without normalizing
     *
     * @param vec1
     * @param vec2
     * @return
     */
    public static float calculateDistanceNoNormalization(float[] vec1,
            float[] vec2) {
        float distance = 0;
        for (int i = 0; i < vec1.length; i++) {
            distance += vec1[i] * vec2[i];
        }

        return distance;
    }
}

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