Nonlinear Dynamics
This 15-line matlab program solves the nonlinear reactiondiffusion equation, called Kolmogorov-Petrovskii-Piskunov(KPP) equation to generate patterns (ribbons and rings).The numerical method is simple and program is easy tounderstand, and it can be extended to simulatedmore complex systems. The...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (51): Pattern formation and KPP equation Download |
The function LMFsolve.m serves for finding optimal solution of an overdetermined system of nonlinear equations in the least-squares sense. The standard Levenberg- Marquardt algorithm was modified by Fletcher and coded in FORTRAN many years ago. LMFsolve is its essentially shortened version...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (45): LMFsolve.m: Levenberg-Marquardt-Fletcher algorithm for nonlinear least squares problems Download |
L-BFGS-B is a collection of Fortran 77 routines for solving nonlinear optimization problems with bound constraints on the variables. One of the key features of the nonlinear solver is that the Hessian is not needed. I've designed an interface to the L-BFGS-B solver so that it can be called like...
Platforms: Matlab
License: Freeware | Size: 61.44 KB | Download (46): MATLAB interface for L-BFGS-B Download |
Golden Section search for minimizing a nonlinear function in one dimensionDavidon-Fletcher-Powell (DFP) method. This is a method to solve an unconstrained nonlinear program
Platforms: Matlab
License: Freeware | Size: 163.84 KB | Download (48): Golden Section Search and Davidon Fletcher Powell Download |
GANSO is a programming library for global and nonsmooth, nonlinear optimization. Unlike local methods (e.g., quasi-Newton), global optimization methods aim at locating the absolute minimum of a function, not the nearest stationary point. GANSO toolbox provides an interface for calling GANSO...
Platforms: Matlab
License: Freeware | Size: 204.8 KB | Download (42): Global and Non-smooth optimization toolbox Download |
Measures of Analysis of Time Series (MATS) toolkit computes a number of different measures of analysis of scalar time series (linear, nonlinear and other statistical measures). It also contains pre-processing tools (transformations and standardizations), data splitting facility, resampled data...
Platforms: Matlab
License: Freeware | Size: 3.41 MB | Download (63): Measures of Analysis of Time Series toolkit (MATS) Download |
solves problems in engineering statics & dynamicsThis is a toolbox of educational software for engineering students and professionals who are analyzing and designing static systems and dynamic systems. The software is used in ENGINEERING STATICS & DYNAMICS, PRENTICE HALL, INC., L. SILVERBERG (TO...
Platforms: Matlab
License: Shareware | Cost: $0.00 USD | Size: 40.96 KB | Download (50): Larry's Toolbox Download |
The Kalman filter can be interpreted as a feedback approach to minimize the least equare error. It can be applied to solve a nonlinear least square optimization problem. This function provides a way using the unscented Kalman filter to solve nonlinear least square optimization problems. Three...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (40): Nonlinear least square optimization through parameter estimation using the Unscented Kalman Filter Download |
MATLAB is one of the best pedagogical software tools to illustrate and visualize concepts in engineering programs. Considering the vast influence of this software on control engineering, teaching "MATLAB & Simulink for Dynamic System Analysis & Control" is of paramount importance in undergraduate...
Platforms: Matlab
License: Freeware | Size: 1.59 MB | Download (44): MATLAB & Simulink for Dynamic System Analysis & Control Download |
Based on the concept of the Taylor Table given in Fundamentals of Computational Fluid Dynamics by Lomax, Pulliam, and Zingg.Given the terms of the point operator, "TaylorTable" will determine the coefficients of the terms which minimizes the Taylor series error. It will also determine the Taylor...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (49): Taylor Table Download |
The function The LMFnlsq.m serves for finding optimal solution of an overdetermined system of nonlinear equations in the least-squares sense. The standard Levenberg- Marquardt algorithm was modified by Fletcher and coded in FORTRAN many years ago (see the Reference). This version of LMFnlsq is...
Platforms: Matlab
License: Freeware | Size: 870.4 KB | Download (46): LMFnlsq - Solution of nonlinear least squares Download |
Single tank system nonlinear model was develop & finding the operating point of it using script file of the matlab with solving of ode for it and ploting the response
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (48): Single tank linearization Download |
process from the Book of Smith, Corripio - Automatic Process ControlContent:+ m-file linearization of nonlinear model+ m-file definition of the nonlinear model+ simulink models for the simulation of the process
Platforms: Matlab
License: Freeware | Size: 30.72 KB | Download (45): tanque de calentamiento con agitacidoDln continua (heating tank with continuous agitation) Download |
Firefly algorithm for nonlinear constrained optimization
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (51): Firefly Algorithm Download |
The proportional, integral and differential terms of PID control are modified by simple nonlinear terms, depending on the error.That makes the control faster, more precise and more robust.This was tested and proven at the control lab of the Munich University of Applied Science.
Platforms: Matlab
License: Freeware | Size: 542.72 KB | Download (48): updated 3 years ago Result-Adaptive PID-Control improves Laserscanner Positioning Download |
Most pH control processes are inherently high nonlinear and uncertainties with large time delay and therefore cannot be adequately controlled with a conventional PI control. In our term project, an approach to pH neutralization process control using switching ADRC with Smith Predictor will be...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (52): pH neutralization control by using Smith predictor and ADRC Download |
The extended Kalman filter can not only estimate states of nonlinear dynamic systems from noisy measurements but also can be used to estimate parameters of a nonlinear system. A direct application of parameter estimation is to train artificial neural networks. This function and an embeded example...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (45): Neural Network training using the Extended Kalman Filter Download |
content:+ m-file of the nonlinear model+ m-file linearization+ simulink models for the simulation system
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (39): tanques interconectados con temperatura Download |
This zip archive contains the spring-mass-damper models used for the webinar d-deDUTeaching System Dynamics with MATLAB & Simulink.d-deDt (Link to webinar: http://www.mathworks.com/wbnr56081) The models were used to demonstrate the modeling and simulation capability of MathWorks products and to...
Platforms: Matlab
License: Shareware | Cost: $0.00 USD | Size: 204.8 KB | Download (46): Teaching System Dynamics with MATLAB & Simulink Download |
The toolbox implements a simple (Timoshenko) beam with rigid disks. The model computes the eigenvectos (modes) at various speeds of rotation incorporating various effects like gyroscopics, stiffness of bearings. The results are presented using 2d and 3d graphics.Please use this package for...
Platforms: Matlab
License: Freeware | Size: 624.64 KB | Download (50): Rotor Dynamics toolbox (RotFE) Download |