Java Median median(final double[] values)

Description

Computes the median of the values in the input array.

License

Apache License

Parameter

Parameter	Description
values	input values

Return

estimated median

Declaration

public static double median(final double[] values) 

Method Source Code

//package com.java2s;
/*//www  .j av a  2s. com
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.
 */

import java.util.Arrays;

public class Main {
    /**
     * Computes the median of the values in the input array.
     *
     * @param values input values
     * @return estimated median
     */
    public static double median(final double[] values) {
        final int len = values.length;
        final double[] sortedValues = Arrays.copyOf(values, len);
        Arrays.sort(sortedValues);
        if (len % 2 == 0) {
            return ((double) sortedValues[len / 2] + (double) sortedValues[len / 2 - 1]) / 2;
        } else {
            return (double) sortedValues[len / 2];
        }
    }
}

Related

1. median(double[] x)
2. median(double[][] values)
3. median(final ArrayList values)
4. median(final double... in)
5. median(final double... values)
6. median(final int[] values)
7. median(float a, float b, float c)
8. median(float[] vals)
9. median(float[] values)