System Identification using GA with a GUI interface: sisodata.m - File Exchange

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System Identification using GA with a GUI interface

identga(varargin) % Author: Wesam ELSHAMY
[A B]=genalg(error, populatio... Genetic Algorithms function
arx2(y, u, na, nb, nk, error,... This function estimates the ARX model parameters
fitness(gene) Fitness evaluation
modelerror(A, B) % evaluates ... % Author: Wesam ELSHAMY
sisodata.m
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from System Identification using GA with a GUI interface by Wesam Elshamy
Idnetifying ARX model of a system using Genetic Algorithms with a GUI interface and compare it to Le

sisodata.m

% This M-file creates SISO model with its input (u) and output (y)
% It is intended to generate random input data and its output from an
% arbitrary model
%
% Author: Wesam ELSHAMY
% wesamelshamy@ieee.org
% Electrical Engineering Dept., Cairo University, Egypt

%% Plant and input parameter
u = 10*rand(300,1);
o = [1 0.1  0.2 0.3];
p = [0 0.1 0.2];

%% Generate Model
idmodel2 = idpoly(o,p)

%% Generate Data
y = sim(idmodel2,u);
y=y+randn(size(y));

%% Plot
plot(y)

Highlights from System Identification using GA with a GUI interface

Highlights from
System Identification using GA with a GUI interface