Fangjun Jiang
What is a model? Professional Interests: Model-Based Development
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Contribute at least one answer each month for 36 consecutive months
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Content Feed
How to "Create new data" for a custom library block
Create a Mask for your customized library block, then when you double click the block, you will have a dialog to specify that pa...
10 hours ago | 0
How can I overlay Simulink curves obtained when model parameters are changed?
Not on the Scope block, but these days you can utilize the Simulink Data Inspector (SDI). Run simulation multiple times and then...
10 hours ago | 1
| accepted
Data Object Wizard Usage - Does Base Workspace encompass Model Workspace?
"If you create the signal object in a model workspace, you must set the Storage class parameter to Auto.", from https://www.mat...
5 days ago | 0
how can I fix this error "Illegal use of reserved keyword "end"."
It seems that you have an extra line of "end". Just delete that line
6 days ago | 0
Input signal as vector with time in simulink
u1 = [Data(:,1) Data(:,2)], u2 = [Data(:,1) Data(:,3)] and u3 = [Data(:,1) Data(:,4)] The way you construct the data for "From ...
6 days ago | 0
How to set "Argument" property of a Simulink.Parameter programmatically ?
See below, A Simulink.Parameter object does not have a property called "Argument". a=Simulink.Parameter
6 days ago | 0
Matlab Function Block in a Simulink Model
You can't expect to achieve your goal by doing this. The sequence of the MATLAB Function block can be simplified as this, read ...
7 days ago | 0
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Simulink - Input Dialog box while saving the model
Utilize the 'PreSaveFcn' callback of the model, where you can launch a dialog window, ask the user to input a new version number...
7 days ago | 0
how find idx string deleted
a={'aa','bb','cc','aa'}; [b,ida,idb]=unique(a,'stable') setdiff(1:numel(a),ida)
7 days ago | 0
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How Simulink handles calls to discrete blocks
That is right. Read this. For every integration step, the derivative function needs to be called between 4 times (for RK4) and 6...
7 days ago | 0
How do you search for a number in a cell array containing different length arrays?
a=[{[2 5 8 9]} {[1 2 4 5 7 10]} {[3 5 6 7 8 9 10]} {[1 2 3 5 8 9 10]} {[1 2 4 6 8 9]},... {[1 3 4 5 6 8]} {[1 2 4]} {[4 5 7...
8 days ago | 0
Simulink crashes very often during normal work
It seems like a Simulink issue due to software bug or system/installation. You can further check to see if the same problem happ...
14 days ago | 1
Simulink simulation error. Conflict with 2 different dimensons
Double click the "For Each" block and check the mark for partition for input "Current". All other inputs are partitioned but not...
14 days ago | 1
Customizing variables and scopes in simulink code generation
To control how parameters and signals are created in the generated code, you need to use Simulink.Parameter and Simulink.Signal ...
14 days ago | 0
| accepted
edit .mat values to match
According to "doc audioread", Audio data in the file, returned as an m-by-n matrix, where m is the number of audio samples rea...
14 days ago | 0
Pass Function Handles from MATLAB to Simulink
Design all those functions as Simulink Functions. A Simulink Function can be called in Simulink and/or inside a MATLAB Function ...
15 days ago | 0
Programmatically comment blocks residing in a subsystem
If doing it programmingly, never use "gcb" or "gcs". Instead, use the full block path like "RootModelName/SubSystemName/BlockNam...
16 days ago | 0
How to pick a random number from a set of numbers in simulink?
The MATLAB Function block is like any other blocks. It will execute at every simulaiton step. The best way is to put this MATLA...
16 days ago | 0
Help with State Transition Table
[0<distance<10] is not the correct syntax. Your state stays at the default. changing all to style [0<distance && distance<10] s...
19 days ago | 0
Data 'gestureType': Character outputs are not supported in Simulink and Stateflow. Cast 'gestureType' to int8 or uint8 instead.
MATLAB Function block does not support 'char' data type, so you can't write y='abc' for example. But since R2019b, it supports ...
19 days ago | 0
Pass a plot handle into a function argument
figure(1) xx=linspace(-pi,pi,100); yy=sin(xx); plot(xx,yy,'r-','DisplayName','sinus'); legend; hold on; % then plot a se...
20 days ago | 0
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Breakpoint in Simulink MATLAB function block not working
Try sim("modelName","Debug","on")? https://www.mathworks.com/help/simulink/slref/sim.html
23 days ago | 0
Sample Time from To Workspace not precise
If you use a ZOH block to measure the signal and specify the sample time of the ZOH block as Ts, then specify the sample time fo...
30 days ago | 0
| accepted
Cannot load a Mat file into Simulink
Most likely due to incorrect data format. Look at this page under "Load Array Data" section. https://www.mathworks.com/help/sim...
1 month ago | 0
| accepted
How can I find out the data type in the Simulink?
Click "Edit data" in the MATLAB Function block editor, you can set the data type of any data (input, output, data, etc.). Make s...
1 month ago | 0
Extract variables saved to workspace from simulink
I would suggest you saving the data in time series format and use API to process it. https://www.mathworks.com/help/matlab/time...
1 month ago | 0
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Simulink Scope viewing problem
Is the data points limited? Check "View", "Configuration properties", "logging"
1 month ago | 0
Delaying Signal Builder Start in Simulink
This can be done through an 1-D lookup table. The trick is the input. Use your Switch output to enable an Enabled SubSystem bl...
1 month ago | 0
3-D Simulation Vehicle Ground Following
set_param('mcityMonoCamera/Simulation 3D Vehicle with Ground Following','LeftHeadlightOrientation','[15 0]')
2 months ago | 0
Unable to extract time and data from simout MATLAB
As it indicates in the Simulink model, the data is saved in "out.simU". So, add "simX=out.simX;simU=out.simU;" in front of your ...
2 months ago | 0
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