Java Gauss gaussian(double mu, double sigma, double x)

Description

Gaussian probabilty density function

License

Open Source License

Parameter

Parameter	Description
mu	a parameter
sigma	a parameter
x	a parameter

Return

probability

Declaration

public final static double gaussian(double mu, double sigma, double x) 

Method Source Code

//package com.java2s;
/*******************************************************************************
 * Copyright (c) 2013 Serdar Ormanl?./*from   w  w w.j  a v a2 s  .  c  o  m*/
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the GNU Public License v2.0
 * which accompanies this distribution, and is available at
 * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
 * 
 * Contributors:
 *     Serdar Ormanl? - initial API and implementation
 ******************************************************************************/

public class Main {
    /**
     * Gaussian probabilty density function
     * 
     * @param mu
     * @param sigma
     * @param x
     * @return probability
     */
    public final static double gaussian(double mu, double sigma, double x) {
        return (1 / (sigma * Math.sqrt(2.0 * Math.PI))) * Math.exp(-0.5 * Math.pow(((x - mu) / sigma), 2));
    }
}

Related

1. gauss(double[] A, int m, int n)
2. gauss(final double mean, final double sigma, final double x)
3. gauss(int N, long seed)
4. GaussElimination(double a[][])
5. gaussian(double a[][], int index[])
6. gaussian(double mu, double sigma, double x)
7. gaussian(double t)
8. gaussian(double x, double sigma)
9. gaussian(double[] d, double sigma, double mean)