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Fangjun Jiang


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

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Respondida
Why doesn’t the Simulink Editor window open automatically when I double-click a .slx file on Windows?
I tried R2022b on a Windows machine, double clicking a .slx file will open MATLAB and then the Simulink model is opened. Try re...

13 días hace | 0

Respondida
How can I save git audit info embedded into simulation output
Run system(), or use MATLAB's git command, e.g. OutStr=system('git status') help git

21 días hace | 0

| aceptada

Respondida
Execution order of blcks
You can set the block priority number. There are limitations. See https://www.mathworks.com/help/simulink/slref/set-priority-in...

2 meses hace | 0

Respondida
Get bus elements from output port
If doing it interactively, you can hook a BusSelector block and then open the dialog If through script, you can run Simulink.da...

3 meses hace | 0

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Respondida
How to access parameter attributes from data dictionary in Simulink block
By default, Param.Min refers 'Param' as a structure and 'Min' as one of its field. I've tested it. You can use Simulink.data.e...

3 meses hace | 0

Respondida
How to send one array element at a time to a subsystem every 0.5 seconds in Simulink?
Nothing special. Use a Counter block (free-running or limited) in combination with the model solver setting to provide the step ...

3 meses hace | 0

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Respondida
How to use circshift in Simulink?
It is not really a matrix. I suggest debugging the MATLAB Function first. Provide a Constant vector input, e.g. (1:5), observe t...

3 meses hace | 0

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Respondida
Restart signal from workspace in Simulink
Use an Integrator block and enable its "Reset" inport, which can receive your "reset" or "trigger" signal. The input to the In...

4 meses hace | 0

| aceptada

Respondida
I need help in fixing this code as I keep getting errors
No error but warnings. The cause is that N/2 is not an integer because in your case, N is 1001. It is surprise that in the exa...

4 meses hace | 0

Respondida
Matlab gave me a right value for PA< PB< PZa ,PZb, Pzc but they said the wrong thing about conclusion, they said " does not equl. However, it will equal
It is not robust to use == operator to compare two floating-point data. Search for "floating point data equal comparison" and yo...

4 meses hace | 0

Respondida
Fliping Mux in Matlab code
set_param(BlockPath,'Orientation','left')

4 meses hace | 0

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Respondida
check Matlab tlbxs availabe and license
featureStr={'MATLAB','Simulink'} index = cellfun(@(f) license('test', f), featureStr) availableFeatures = featureStr(logical(i...

4 meses hace | 0

Respondida
Branched Merge Block Check - How do I prevent this warning ?
Do you have cascaded Merge blocks? Do any of the incoming signals to Merge1 and Merge2 come from a Merge block? Or the output of...

4 meses hace | 0

Respondida
Matlab function in Simulink exhibiting slow reaction time
I must know this. 1700 seconds is roughly 1/50 of the simulation time (24 hours). It is the default setting. It must mean that y...

4 meses hace | 0

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Respondida
How to make custom library in Simulink available to other users and in different versions?
If you have a newer version of MATLAB (e.g. R24b), you can save/export a Simulink model or library as older version (e.g. R23b),...

4 meses hace | 0

Respondida
how can I array the external inputs for code generation in Simulink embedded coder?
For the array case, you just need to specify the size of that Inport block. Keep in mind that you can't comibne multiple inputs ...

4 meses hace | 0

Respondida
Table.Properties.VariableNames will add ... to long Variable Names
I think the OP was referring to the three dots in the image in the header row. It is a display, @Alexander Szambor. If you drag...

5 meses hace | 1

Respondida
How to call columns from table when heading names are variable dependent
use data.(MaxColumn). This is similar to dynamic field names like below. a.FirstColumn=1; ColumnName='FirstColumn' a.(ColumnN...

5 meses hace | 0

| aceptada

Respondida
I am getting error for configurable subsystem in R2024b
"Configurable subsystem" is in pretty old versions of Simulink. It sounds like that in R2024b, it is definitely no longer suppor...

5 meses hace | 1

Respondida
How to read out value from simout object
You need to click that signal line, right click, select properties, and then give it a name and log the signal. Once done that, ...

5 meses hace | 0

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Respondida
Delay - bus as initial condition and bus propagation
I am intested in this question so I made an example. According to the document, 'The initial condition x0 port accepts nonvirtu...

5 meses hace | 0

Respondida
Simulation manager with initFcn
'InitFcn' is executed before the simulation starts, that is probably the reason that your parameter values set in the multiple s...

5 meses hace | 0

Respondida
What is the Matlab code that connects a variable to a Slider Switch Block?
The 'binding' needs to be a block in the model. If that block uses 'A' as a parameter and that parameter is selected to be bound...

5 meses hace | 1

Respondida
[Linux] Error in MatlabWindow after upgrading Ubuntu from 20.04 to 22.04
According to this, up to Ubuntu 18.04 LTS is supported by MATLAB R2018b. https://www.mathworks.com/content/dam/mathworks/mathwo...

5 meses hace | 0

Respondida
Force default datatype to single in undefined Simulink blocks
'DefaultUnderspecifiedDataType' is not the same as 'Default DataType'. Your setting only applies to the Constant block because i...

5 meses hace | 0

| aceptada

Respondida
How do I get the relative error between 2 signals in Simulink?
Assume x and y are the two signals, you are doing abs((x-y)/x) or abs((x-y)/y), when x or y is close to zero, it will cause di...

5 meses hace | 1

| aceptada

Respondida
Tally Instances of Negative Numbers in an Array (for loop)
A=load() returns A as a structure, not a typical matrix. If you make A an matrix, this code would work if you make the following...

5 meses hace | 0

Respondida
isnan to conver nan to zero in a table
T is an object of the class "table". You can't apply isnan() on it directly. Try the 'TreatAsMissing' option of the readtable() ...

5 meses hace | 0

Respondida
Is there a way to extract a list from "PV Array.ModuleName.Enum" to view the solar module data more efficiently?
Should be BlockDialogParameters.ModuleName.Enum or getfield(BlockDialogParameters.ModuleName,'Enum')

5 meses hace | 0

Respondida
Plot RGB triplets from a matrix as markers 'o'
Use 'color' to specify color in plot() x = linspace(0,10,10); y = linspace(0,10,10); xlabel('X-axis'); ylabel('Y-axis'); ax...

5 meses hace | 0

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