asa047


asa047, a C++ code which minimizes a scalar function of several variables using the Nelder-Mead algorithm, by R ONeill.

The code is a version of Applied Statistics Algorithm 47.

Licensing:

The information on this web page is distributed under the MIT license.

Languages:

asa047 is available in a C version and a C++ version and a Fortran90 version and a MATLAB version and an Octave version and a Python version.

Related Data and Programs:

asa047_test

compass_search, a C++ code which seeks the minimizer of a scalar function of several variables using compass search, a direct search algorithm that does not use derivatives.

praxis, a C++ code which minimizes a scalar function of several variables.

toms178, a C++ code which optimizes a scalar functional of multiple variables using the Hooke-Jeeves method.

Author:

Original Fortran77 version by R ONeill; This version by John Burkardt.

Reference:

  1. John Nelder, Roger Mead,
    A simplex method for function minimization,
    Computer Journal,
    Volume 7, 1965, pages 308-313.
  2. R ONeill,
    Algorithm AS 47: Function Minimization Using a Simplex Procedure,
    Applied Statistics,
    Volume 20, Number 3, 1971, pages 338-345.

Source Code:


Last revised on 25 January 2020.