Java Gauss gaussianDerivative(double x)

Description

gaussian Derivative

License

LGPL

Declaration

public static double gaussianDerivative(double x) 

Method Source Code

//package com.java2s;
//License from project: LGPL 

public class Main {
    public static double gaussianDerivative(double x) {
        return -x * gaussian(x);
    }/*  w  w w  .ja  v  a  2 s  .c o  m*/

    public static double gaussian(double x) {
        return Math.exp(-x * x / 2) / Math.sqrt(2 * Math.PI);
    }
}

Related

1. gaussian(double[][] A, double[] b)
2. gaussian(float x, float mean, float sd)
3. gaussian(int size, double sigma)
4. gaussianBlur(int[][] pixels, float sigma)
5. gaussianDensity(double x, double mean, double standardDeviation)
6. gaussianFilter(float[] weights, float sigma)
7. gaussianIntegral(double x)
8. gaussianPDF(double mean, double variance, double x)
9. gaussianPDF(double mu, double sigma, double x)