Curve Fitting for a Rational Polynomial Model.
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Dear all,
I want to find the best rational Polynomial model that can fit the data shown.
any help would be appreciated.
Data are in dB.
5 Kommentare
Sam Chak
am 22 Mär. 2024
Hey @Mohammad, Is it common practice to describe the frequency response curve of a typical Linear Time-Invariant (LTI) system using elementary functions, as a way to identify the system?
sys = ss([0 1; -400 -2], [0; 1], [1 0], 0);
G = tf(sys) + tf(1, [1/0.01 1]);
bode(G, {1e-1, 1e2}), grid on
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