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Jesús Zambrano

MathWorks

Last seen: 7 jours ago Active since 2018

Senior Training Engineer. Primary areas of instructions include modeling and simulation, verification and validation, code generation, stateflow, signal processing.

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Answered
How can I plot the frequency response of the equation below using MATLAB?
Hi Victor, Please try: tf1 = tf([2e9],[10 1]); tf2 = tf(1, [100e3 2e9]); mytf = tf1*tf2; bode(mytf) where each vector in...

15 jours ago | 0

Answered
Conversion of Simulink Model to previous version
Go to the Simulation Tab and do: Then, select the release version:

17 jours ago | 0

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Answered
How can I install MinGW for use in a new version of MATLAB?
Go to the Add-Ons explorer and type mingw64. Then, proceed with downloading and installing the compiler.

17 jours ago | 0

Answered
How to define the variables as 'Global variables' within a Matlab Function block in Stateflow?
A way to solve this question could be by: First, in the chart properties, set the "Export chart level functions" and "Treat exp...

environ un mois ago | 1

Answered
Can you use SIL/PIL on a combined MATLAB/Simulink model?
Hey Joshua, You can place your MATLAB code in a MATLAB function block. This block can be part of a Simulink model, and you can ...

environ 2 mois ago | 0

Answered
Least-Squares FIR Filter Design
Hey Ori, Please find different examples of how to design and apply digital filters in the following link to the documentation ...

environ 2 mois ago | 1

Answered
I can no longer perform coverage analysis, what could be the problem?
Apart from selecting "Enable coverage analysis", it is needed to specify one out of: Entire System, Referenced Models, Subsystem...

2 mois ago | 0

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Answered
fixed point number conversion
You might try the command fi For example, converting the value 1.5 to fixed-point signed, with wordlength 10 and fraction lengt...

2 mois ago | 0

Answered
set_param() - programmatically change param of multiple blocks of the same type (for-loop)
That´s a good solution. For any other case, you might try to first use the command find_system, to then look for the blocks you ...

2 mois ago | 0

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Answered
getting error while using feedback
You need to work with model objects, they must be either continuous os discrete with identical sample times. Here, please read ...

3 mois ago | 0

Answered
How to avoid duplicate functions in generated code with embedded coder?
Apart from setting the function packaging to 'Reusable function', could you set the Function name option to 'User specified' and...

3 mois ago | 0

Answered
integral sequre error (ISE) via Simulink
Hi Hussein, I think you should take the very final value. For example, if the simulation stops at T=10, go to the row when time...

4 mois ago | 0

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Answered
Configuring the output of an S-Function
Hi Vagner, I think it is exactly you already have. Since you put x(1) and x(2) in the S-function output, and these are the unkn...

4 mois ago | 0

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Answered
How do I convert descriptor state-space to transfer function?
I think you can just take the A,B,C,D matrices and use ss2tf command to convert it to transfer function. Please look at this do...

4 mois ago | 0

Answered
How do i programmatically set parameter override sets to different test iterations for a single test case in MATLB?
About overriding parameters programmatically, you could check the content described in this link: Override Model Parameters in ...

4 mois ago | 0

Answered
Can i run Matlab simulink in windows command line ?
Hi Sreenath, You could start by checking this example shows how to create a test harness programmatically: Programmatically Cr...

4 mois ago | 0

Answered
how to generate 100 random numbers between 5 and -5?
Hey Rayhan, You can try with these lines of code: a = -5; b = 5; N = 100; r = a + (b-a).*rand(N,1); Hope it helps!

5 mois ago | 0

Answered
How do I use LHS(Latin Hypercube Sampling)?
You could try with: lb = [-5 0]; ub = [10, 15]; x = bsxfun(@plus, lb, bsxfun(@times, X, (ub-lb)); %new sample distribution z...

5 mois ago | 0

Answered
Runge Kutta 4 ODE
Hi Valeria, I don't see any system of ODEs (ordinary differntial equations) in equations 4 to 6. For solving ODEs you can foll...

5 mois ago | 0

Answered
Synchronize Two Timetables (observation and simulation)
Hey Ali, I think so too. I guess you included the folloinwg lines of code to define obs and model timetables before using synch...

5 mois ago | 0

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Answered
Error in port widths or dimensions
If Output port 2 goes to Input port1, then you have a conflict due to the dimensions. Including a signal specification will not ...

5 mois ago | 0

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Answered
How to programmatically pause and resume UUT Simulation in Test Sequence Block ?
Maybe you can add one or more breakpoints in different steps so to pause in the moment you prefer. Here I include documentation ...

5 mois ago | 1

Answered
How to change C and D matrices of a state-space model?
What about: sys2 = ss(A, B, sys2_C, sys2_D, 'StateName', sys1.StateName)

5 mois ago | 0

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Answered
Simulink simulation too slow
Hey Fadi, There are several reasons that can slow down your simulation. Here I include few possible causes: Speed Up Simulatio...

5 mois ago | 0

Answered
How to control Inputs in Test Manager
Hey, The following link shows an example of how to add excel data to Inputs selection https://www.mathworks.com/help/releases/...

9 mois ago | 0

Answered
Error using fmincon MATLAB function in simulink
Hi Ayman, Could you try the following: function [v,a] = fcn(x) myopts = optimoptions('fmincon','Algorithm','sqp'); xopt=fm...

10 mois ago | 0

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Answered
Index exceeds the number of array elements (1)
Hi, please check if kinc indeed has at least two elements, because you are trying to get kinc(1) and kinc(2). Also, check the "1...

10 mois ago | 0

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Answered
Simulink S-Function output ports with scope
If I understood the question, when you say "get the Output in Simulink again" would mean: you would like to save in a vector so ...

10 mois ago | 0

Answered
How to make this loop faster?
Is it possible to enter vectors as arguments in the function Obstaculo and get a vector as result? If so, then you could try rep...

10 mois ago | 0

Answered
how can i get the Parametres of this modele ?
The following links explain the model and where those parameters are defined: This entry contains files accompanying the MATL...

10 mois ago | 1

| accepted

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