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Fangjun Jiang


Last seen: Today Active since 2011

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Professional Interests: Model-Based Development

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Answered
write two inputs to interpreted MATLAB block
Specify as "mod1(u(1),u(2))". Look at the Help of the block.

2 dagen ago | 0

| accepted

Answered
Why is the look-up table in Simulink must faster than the interp3 function in Matlab script?
Might it be that interp3() is a M-script function, not a built-in (or written in C) function? Try to specify all the optional ...

2 dagen ago | 0

Answered
What does the Following mean in Simulink
That is the Index Vector block. "Ldq" is a vector. The above math is: Out1=In1*Ldq(2)/Ldq(1)

3 dagen ago | 1

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Answered
How can i have a loop in every step time in Simulink?
Use For Iterator Subsystem

10 dagen ago | 0

Answered
Insufficient number of outputs from right hand side of equal sign to satisfy assignment
nonlcon() is a defined function so fun=@nonlcon should be enough. It might be easier if the function has only one return variabl...

17 dagen ago | 0

Answered
theoretical framework of support for S-Functions
S-Function is used broadly. doc: web(fullfile(docroot, 'simulink/slref/sfunction.html')) example: open_system('sfundemos')...

18 dagen ago | 0

Answered
error in repeating sequence
It's better to provide the error message. I assume the error is about the time data that you provied. There are duplicated val...

24 dagen ago | 0

Answered
Sizeof double float int etc
Look at the .bytes returned by whos() a=false(5); aInfo=whos('a') b=zeros(5); bInfo=whos('b')

25 dagen ago | 0

Answered
Is There a Way to Find all Shadowed Functions on the matlabpath?
I am not aware of any direct method. On the other hand, Files=dir('**/*.m') will give you all the M-file names including all sub...

26 dagen ago | 0

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Answered
How do i know which Simulink Libraries are used in the Program?
license('inuse') tells the "toolboxes" that are used. What you need is libinfo('ModelName'). Most likely, 'Delft_Tyre_dtlib' is...

26 dagen ago | 1

Answered
How do I restore matlab to original settings?
In MATLAB, run "restoredefaultpath" to see if you can get your Simulink back to normal. Then try to re-install SpeedGoat.

ongeveer een maand ago | 0

Answered
Where to find Variable Size for output of Matlab function in Simulink
double click the MATLAB Function block to open the code editor, Click "Edit Data" button/icon, select the variable on the left c...

ongeveer een maand ago | 0

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Answered
Initializing 1/2 of a row with one value and the other half with another
You mis-understood it. The code involves built-in functions ones() and zeros(). The input arguments are size of the matrix, not ...

ongeveer 2 maanden ago | 0

Answered
Error in port widths or dimensions Error.
If your t=sin(0:0.01:30), which is 1x3001 double, you need to make it a column vector and then use the "From Workspace" block. ...

ongeveer 2 maanden ago | 0

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Answered
How to show the Unit parameter in the signal attrbutes of a constant block?
There is no "unit" property at the Constant block. What you can do is to define a Simulink parameter object. A=Simulink.Paramet...

ongeveer 2 maanden ago | 0

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Answered
how to rearrage the matrix?
[objectpointsepoch1(:,2); objectpointsepoch1(:,3)]

ongeveer 2 maanden ago | 1

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Answered
安装waijung第三方工具箱每次打开matlab出现路径警告
I had the same problem and this probem started in R2020a. Every time you started MATLAB R2020a, such a temporary folder is aut...

ongeveer 2 maanden ago | 0

Answered
Programmatically change user defined Library objects in Simulink model
In the first part of your code, add_block() is not used properly. You need to specify the full path of both the source and desti...

ongeveer 2 maanden ago | 1

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Answered
how to move the currently selected port in s function builder
You have only one port so nowhere to move. The buttons are on the left. Insert one more and the other three buttons will be avai...

2 maanden ago | 1

Answered
Signal Simulink from / to Workspace
The data in the first column of SigData is the time (or time step) info. It must be incremental (or non-descreasing). Based on ...

2 maanden ago | 0

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Answered
Syntax Error in Simulink Fcn block
Provide values for every variable in the formula, including nb, Tfault, Tclear Provide an instance value of u Run the formula ...

2 maanden ago | 0

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Answered
Operations with function handles / anonymous functions
function1 = @(x) x(1)^2+5 function2 = @(x) 2*x(2) function3=@(x) function1(x)+function2(x) function1([1 2]) function2([1 2...

2 maanden ago | 1

Answered
Ugrade Advisor: Where is the Update button?
Switch back to your Simulink model, press Ctrl+D to update the model. In R2020a, you will find the button in the center of the...

2 maanden ago | 0

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Answered
Get full path of referenced models
ModelFile=get_param('ModelBlock','ModelFile'); File=which(ModelFile); There is no full path info saved with the Model block, b...

2 maanden ago | 0

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Answered
Plotting in a specific range
index=Res(:,1)>=20; plot(Res(index,1),Res(index,3))

2 maanden ago | 0

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Answered
How to delect the zero values in table
a=[1 2 3;0 0 0 ; 1 0 2]; index=all(a==0,2); a(index,:)=[];

2 maanden ago | 0

Answered
string variable arguments in set_param
p1x2(1,1) is cell, use p1x2{1,1} or define onOffTable = ["on","off"] if your MATLAB version support string data type

2 maanden ago | 0

Answered
Get Simulation Phase of Simulink Model
Check the status of a simulation. get_param('ModelName','SimulationStatus') The software returns 'stopped', 'initializing', 'r...

2 maanden ago | 1

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