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Tianyu

MathWorks

Last seen: Today |  Con actividad desde 2023

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  • 3 Month Streak
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Assenza comando Estimate in estimate transfer function
Hi Thomas, This is likely a graphical cache issue. Please try command close all force, clear classes, rehash toolboxreset O...

5 días hace | 0

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How to choose value of Ts for converting continuous state space (SS) matrix to discrete SS matrix?
Hi Ayesha, As Mathieu mentioned, you can eye-ball the bode plot of the continuous time model and select the sampling time so th...

alrededor de 1 mes hace | 0

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Impact of the merge() Function in System Identification
Hi MvR, merge() funciton does not process data, it is used to save data into seperate experiments. It only has effects when...

2 meses hace | 0

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How to predict a partial state-space model by specifying an initial state-space model.
Hi 健斗, NaN is not accepted since the estimation requires a valid initial value to start. The following code works for me....

3 meses hace | 0

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One sys multiple validation
Hi isabel, https://www.mathworks.com/help/ident/ref/compare.html compare always uses one dataset for validation. It is used ...

3 meses hace | 0

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Extract Code From System Identification Toolbox
This is supported by System Identification app. Here is a quick example 1, Open app >> system identificaiton iddata1 2, Estima...

4 meses hace | 0

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Find property of InputNonLineraity with idPiecewiseLinear with 0 Number of Units on idnlhw
Hi Clément, The slope is not a public property. You can access this using the internal command: >> p = getInternalParameters(...

9 meses hace | 0

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how to make bode plot in simulink system
Hi Kim, Not sure if this is the best way but you can use "Control System Designer" under Simulink app tab. Click "New plot" a...

11 meses hace | 0

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Error when using inv on system identification object
Hi Lars, I suspect that you do not have correct "inv" function on the path. When you type >> which -all inv in the command l...

11 meses hace | 1

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I want to automate a 2 input-1 output Hammerstein-Wiener model estimation through genetic algorithms
Hi Ivo, Here are a few suggestions you can try to modify your code I do not have the data, so allow me to use iddata1 for exam...

12 meses hace | 0