octave-optim | unconstrained non-linear optimization toolkit for Octave | Mehr ...
Unconstrained Non-linear Optimization toolkit for Octave, a numerical computation software. Included are functions to do linear least square fitting on data points, nonlinear regression using the Levenberg-Marquardt algorithm, Prony's method for non-linear exponent fitting and many more. . This Octave add-on package is part of the Octave-Forge project.