Java String Chop chop(double[][] a, double precision)

Description

Sets all elements of matrix which is less than precision to zero

License

Apache License

Parameter

Parameter	Description
a	matrix
precision	a parameter

Return

modified matrix a

Declaration

public static double[][] chop(double[][] a, double precision) 

Method Source Code

//package com.java2s;
/*/*from w  w  w.  j av a  2  s  . c o m*/
* Copyright 2014 Vasya Drobushkov
*
* 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 {
    /**
     * Sets all elements of matrix which is less than precision to zero
     * 
     * @param a
     *            matrix
     * @param precision
     * @return modified matrix a
     */
    public static double[][] chop(double[][] a, double precision) {
        int n = a.length;

        for (int i = 0; i < n; i++) {
            for (int j = 0; j < n; j++) {
                if (Math.abs(a[i][j]) < precision) {
                    a[i][j] = 0;
                }
            }
        }

        return a;
    }
}

Related

1. chop(final String source)
2. chop(String aString)
3. chop(String line)
4. chop(String s)