Java Array Sum Square sumOfSquares(double[] vector)

Description

This returns the sum of squares for the given vector.

License

Apache License

Parameter

Parameter	Description
vector	the vector to obtain the sum of squares for

Return

the sum of squares for this vector

Declaration

public static double sumOfSquares(double[] vector) 

Method Source Code

//package com.java2s;
/*/*from   w  w  w .  j a v a  2 s .c om*/
 *  * Copyright 2016 Skymind, Inc.
 *  *
 *  *    Licensed under the Apache License, Version 2.0 (the "License");
 *  *    you may not use this file except in compliance with the License.
 *  *    You may obtain a copy of the License at
 *  *
 *  *        http://www.apache.org/licenses/LICENSE-2.0
 *  *
 *  *    Unless required by applicable law or agreed to in writing, software
 *  *    distributed under the License is distributed on an "AS IS" BASIS,
 *  *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  *    See the License for the specific language governing permissions and
 *  *    limitations under the License.
 */

public class Main {
    /**
     * This returns the sum of squares for the given vector.
     *
     * @param vector the vector to obtain the sum of squares for
     * @return the sum of squares for this vector
     */
    public static double sumOfSquares(double[] vector) {
        double ret = 0;
        for (double d : vector)
            ret += Math.pow(d, 2);
        return ret;
    }
}

Related

1. sumOfSquares(double[] vector)
2. sumOfSquares(int numberOfTerms)
3. sumOfSquares(Number[] array)
4. sumSq(double... values)