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Tianyu

MathWorks

Last seen: Today |  Attivo dal 2023

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  • 6 Month Streak
  • Knowledgeable Level 2
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NSS block in Simulink with Swish Activation Fcn
Hi Saskia, As warning suggests, swish is currently not supported in Simulink. We have fully supported the activations in comm...

25 giorni fa | 0

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Risposto
selstruc(): How to avoid hitting "Return" in command window?
Hi Alexander, I don't think there is a way to avoid that, this is the current APP behavior. The only thing I can think of is ...

3 mesi fa | 0

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Risposto
ERA SystemID and Compare() function
Hi Marcus, Compare() by default uses the estimated initial condition to minimize the fitting error. To use zero initial condi...

4 mesi fa | 0

Risposto
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...

4 mesi fa | 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...

5 mesi fa | 0

Risposto
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...

6 mesi fa | 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....

7 mesi fa | 0

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Risposto
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 ...

7 mesi fa | 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...

8 mesi fa | 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(...

circa un anno fa | 0

Risposto
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...

circa un anno fa | 0

Risposto
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...

oltre un anno fa | 1

Risposto
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...

oltre un anno fa | 0