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Fangjun Jiang


Last seen: Today Con actividad desde 2011

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What is a model? Professional Interests: Model-Based Development

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MATLAB
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Respondida
Hi. Manual variant sink.
>> get_param(gcb,'sw') ans = '1' >> get_param(gcb,'sw') ans = '0' >> get_param(gcb, 'LabelModeActiveChoice') ans ...

6 días hace | 0

Respondida
Is it posibble to import a simulink model into Unreal Engine simulation ?
https://www.mathworks.com/help/sl3d/create-3d-simulation-in-unreal-engine-environment.html

6 días hace | 0

Respondida
about test point during code generation
https://www.mathworks.com/help/ecoder/ref/ignoretestpointsignals.html If it is a test point, code generation makes sure to allo...

6 días hace | 0

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Respondida
Alternatives to 'For Each subsystem' that are compatible with global data outside the subsystem
The number of input and output will be different with configurations "N" In that case, the value of "N" is determined by the pa...

6 días hace | 0

Respondida
How to pick all elements from a set that satisfy a certain condition?
A=[-5,-4,-3,-2,-1,0,1,2,3,4,5]; index=(A+A')==1; [I,J]=find(index); A([I,J])

6 días hace | 0

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Respondida
Debug Simulink MATLAB funciton block inside for each subsystem
Yes. I can confirm this behavior in R2022b. When setting the loop number N to be 1, you will see the normal debugging behavior...

13 días hace | 0

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Respondida
How to initialize instance of class in Simulink Global Workspace?
If involving object/class, you might want to use MATLAB System block https://www.mathworks.com/help/simulink/slref/matlabsystem...

15 días hace | 0

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Respondida
how to add goto from block and connected to the ports of a existed simulink system programmtically
find_system(), 'blocktype','inport' to find the Inport and Outport blocks. get_param() to get the Inport and Outport block name...

15 días hace | 0

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Respondida
Time-varying parameters in Simulink model
If you have a timeseries object, then you can use the "From Workspace" block. It supports timeserious objects. This time-varyi...

21 días hace | 0

Respondida
why do I got such a low score when i use bench function in matlab2024a
In each MATLAB release, the bench() function compares your computer against some of the newest computers on the market at the ti...

23 días hace | 0

Respondida
deal signal in simulink
It does not work like that. A MATLAB Function block is like any other Simulink block. It is executed at every time step. At t=5,...

27 días hace | 0

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Respondida
Mask-like editor for all parameters in the Simulink model
At your Simulink model, press Ctrl+H to open the Model Explorer. Click Base Workspace, there you can see all variables and edit ...

alrededor de 1 mes hace | 0

Respondida
Why am I not receiving any ERROR?
I think the station action refers to the default entry and during action, if not specifying the station action type. https://ww...

alrededor de 1 mes hace | 0

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Respondida
Is it possible to change the Matlab preferences outside the MATLAB?
See the "Tips" section of the page, basically copy and replace all the files. https://www.mathworks.com/help/matlab/ref/prefer...

alrededor de 1 mes hace | 0

Respondida
How can I desactivate Data Type Override option for a Simulink model ?
set_param('MyModel','DataTypeOverride','Off') https://www.mathworks.com/help/fixedpoint/ug/fixed-point-instrumentation-and-data...

alrededor de 1 mes hace | 1

Respondida
How can I resolve this issue when I try to get c code from simulink model?
Re-start MATLAB, delete that .slxc file and try it again. If you can't delete that file, then you have to resolve the folder acc...

alrededor de 1 mes hace | 0

Respondida
Error when using (self created) library block in a model
Follow this. https://www.mathworks.com/help/simulink/ug/parameterized-links-and-self-modifiable-linked-subsystems.html If poss...

alrededor de 2 meses hace | 0

Respondida
[Simulink] How to change the type of the number in "chart"?
In the chart, add a data, specify the scope as "Constant", name it ConstantOne, specify its value and data type. It is a good pr...

alrededor de 2 meses hace | 0

Respondida
Computational time of Matlab Function block in Simulink
Simulink Profiler

alrededor de 2 meses hace | 0

Respondida
无法与所需的mathworks服务通信(错误5201)
https://www.mathworks.com/matlabcentral/answers/1815395-why-do-i-receive-error-5201-unable-to-access-services-required-to-run-ma...

alrededor de 2 meses hace | 0

Respondida
use embedded coder generation my model, it takes too long,At least 8 minutes, maybe more
You can observe the building process. Is it taking a long time for the Command Window to finish flashing all the warning message...

alrededor de 2 meses hace | 1

Respondida
How to validate that one datetime is greater than another
It seems fine in R2022b, R2023b and R2024a a=now; b=now; mustBeGreaterThan(b,a) mustBeGreaterThan(a,b)

alrededor de 2 meses hace | 0

Respondida
Struct variables are generated inconsistently with Embedded Coder
That can be explained by the "$N$R$M_T" on the left and "$N$M" on the right for "Global types". "$R" means root model name. "_T"...

2 meses hace | 0

Respondida
Why does Simulink "model" function documentation is no longer available after the 22a?
Doc link has been moved. https://www.mathworks.com/help/simulink/ug/simulink-model-command.html

2 meses hace | 1

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Respondida
Simulink considers that an output matrix has variable size when the size is always constant
You have "Ga=zeros(nr,ns)" so the size of Ga is fixed in your mind. But it is not the case for Simulink. Since nr and ns all com...

2 meses hace | 1

Respondida
Stateflow output string error
Press Ctrl+H at the model, on the left, navigate to the chart, on the right, click the output data, change its size.

2 meses hace | 0

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Respondida
How to debug a Simulink model that is called from Matlab
This would be difficult. If you do need to debug any issue with the Simulink model simulation, I would suggest you do it separat...

2 meses hace | 1

Respondida
scope displays incorrect waveforms
It is a discrete/digital simulation. There is always a time interval (however small) between two values. Turning on Marker at th...

2 meses hace | 0

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Respondida
How does the matrix product block work?
For the [1 2] Constant block, un-check "Interpret vector parameters as 1-D". For your Inport block, specify its Port dimensions...

2 meses hace | 0

Respondida
could anyone knows a counter in simulink that counts up and hold value up to max value and then reset to 0.
Not sure what is "hold job to hold value up to 100". But here is the link https://www.mathworks.com/help/simulink/slref/counter...

2 meses hace | 0

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