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Fangjun Jiang


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3.055 total contributions since 2011

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Answered
Problem with Simscape variable visibility
If I remember it correctly, all you need to do is to give sim() a return variable. Just try it result=sim('threePhaseDiodeRecti...

4 giorni ago | 0

Answered
Is it possible to "turn off" parts of a model?
Try to utilize the "Initialize Function" block from Simulink/User-defined functions library

4 giorni ago | 0

| accepted

Answered
How to change Simulink Block properties from Command Window
set_param('YourBlockPath','TorqueActuationMode','ComputedTorque')

4 giorni ago | 0

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Answered
save to. mat after reshape to [50 x1x12]
save('FileName','Varname')

5 giorni ago | 0

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Answered
Cell array row deletion
c={'a',1,2;'b',3,4} index=strcmp(c(:,1),'a') c(index,:)=[]

5 giorni ago | 1

Answered
Removing jumps from data when plotting a graph
In your case, since you have enough data, I think you can use symbol in plot() to remove the "jump". If your old way is plot(x,...

5 giorni ago | 0

Answered
How to iterate through the alphabet like Excel does
In old versions of MATLAB, you can find that function inside xlswrite.m. I used to copy that for my own use. In R2019b, it seem...

5 giorni ago | 0

Answered
Changing frequency of input data
resample() timeseries object also has resample() method. see web(fullfile(docroot, 'matlab/ref/timeseries.resample.html')) t...

5 giorni ago | 1

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Answered
How can i add linear second-order transfer function to the simulink system?
drag and drop this block from library https://www.mathworks.com/help/simulink/slref/transferfcn.html

8 giorni ago | 0

Answered
Where is help relop?
It is true. The explanation: \Program Files\MATLAB\R2019b\toolbox\matlab\ops\relop.m is gone in R2020a, that is why "help relo...

9 giorni ago | 1

| accepted

Answered
How to discover all submodels within a simulink model programmatically ?
Using the example model 'f14'. Play with some other options of find_system() f14; SubSysBlocks=find_system('f14','BlockType','...

10 giorni ago | 0

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Answered
How can I get archived documentation for a R2012b release?
These are the archived document. R2012b is not there. Follow link to contact support to see you can get it. https://www.mathwor...

10 giorni ago | 0

Answered
Unable to remove elements from array and I don't know why
Do the loop backward should resolve the problem. I hope you would understand the reason. for i=length(x):-1:1 Also, better to ...

12 giorni ago | 1

Answered
select values from matrix
loc=sub2ind(size(A),idx,1:size(A,2)); >> out=A(loc) out = 1 7 3 9 5

12 giorni ago | 1

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Answered
Variable sample time with different time values
This seemingly simple question is actually quite complex. The input data is non-periodic. To hit every value-changing data poi...

12 giorni ago | 0

| accepted

Answered
command window change colors
Click "Preferences", then "Colors"

12 giorni ago | 1

| accepted

Answered
How do I keep unused root-Level Inports in the generated code
In your model configuration, search for "block reduction", un-check it. I assume you must have the root-level Inport blocks ter...

17 giorni ago | 0

Answered
Can I simulate a transfer function in simulink in real time and interact with the model using the GUI?
Yes, thought it requires this toolbox: Simulink Desktop Real-Time

17 giorni ago | 0

Answered
Error Unable to delete elements from this array because dimension 1 has fixed size 1000
You kept asking similar questions on this topic. You need to ask your question precisely and accurately. The key point for this ...

19 giorni ago | 0

Answered
Displaying images by using a variable
It can be done but less ideal. a=input('enter the number','s'); file=[a,'.jpg']; imshow(file); Better file=uigetfile('se...

20 giorni ago | 0

| accepted

Answered
Incorrect use of '=' operator
Both codes run properly if run alone. You can "clear all" and then try it. A potential problem is with inputdlg(). "agea" is a ...

20 giorni ago | 0

Answered
How to find the unused bus objects from base workspace in Simulink?
Simulink Data Dictionary (SLDD) has this capability. In fact, when you migrate base workspace to a .sldd file, it only migrates ...

20 giorni ago | 0

Answered
unable to get_param signal name , error in using for loop
Your code is correct, except that No "end" statement for the for-loop Remove the "{" and "}" lines (meant to enclose the for-...

20 giorni ago | 0

Answered
function with two inputs.
Run this to return two outputs height_cm=input('enter your height in cm: '); weight_kg=input('enter your weight in kg: ') [he...

circa un mese ago | 0

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Answered
Algorithmically create block matrices
cat() vertcat()

circa un mese ago | 0

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Answered
Simulink can't see variables in base and model workspace
You need to add "A" as a parameter for the MATLAB Function block. Double click to open the "MATLAB Function" block editor, clic...

circa un mese ago | 0

Answered
License checkout failed. User/host not on INCLUDE list for Neural_Network_Toolbox.
When you see the toolbox after "ver" command, it means the toolbox is installed in your computer. You need a license file or che...

circa un mese ago | 0

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Answered
How can I plot a graph from Simulink while simulating?
Use the blocks from the Simulink, Dashboard library, e.g. Dashboard Scope block. https://www.mathworks.com/help/releases/R2020b...

circa un mese ago | 0

Answered
Remove "Offset" caption from a Simulink graph
Must be something else. I have R2020b Update 3. I tried and it didn't have "Offset=0" text. Check MATLAB preference, figure cop...

circa un mese ago | 1

| accepted

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