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
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...
3 dagen 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
4 dagen 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 ...
4 dagen 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
4 dagen 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 ...
5 dagen ago | 0
| accepted
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...
5 dagen ago | 0
how find idx string deleted
a={'aa','bb','cc','aa'}; [b,ida,idb]=unique(a,'stable') setdiff(1:numel(a),ida)
5 dagen ago | 0
| accepted
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...
6 dagen 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...
6 dagen 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...
12 dagen 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...
12 dagen 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 ...
12 dagen 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...
13 dagen 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 ...
14 dagen 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...
14 dagen 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...
14 dagen 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...
17 dagen 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 ...
17 dagen 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...
18 dagen ago | 0
| accepted
Breakpoint in Simulink MATLAB function block not working
Try sim("modelName","Debug","on")? https://www.mathworks.com/help/simulink/slref/sim.html
21 dagen 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...
28 dagen 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...
ongeveer een maand 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...
ongeveer een maand 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...
ongeveer een maand ago | 0
| accepted
Simulink Scope viewing problem
Is the data points limited? Check "View", "Configuration properties", "logging"
ongeveer een maand 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...
ongeveer een maand ago | 0
3-D Simulation Vehicle Ground Following
set_param('mcityMonoCamera/Simulation 3D Vehicle with Ground Following','LeftHeadlightOrientation','[15 0]')
ongeveer een maand 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 ...
ongeveer een maand ago | 0
Delaying Signal Builder Start in Simulink
Try to put the Signal Builder block inside an Enabled Subsystem block.
ongeveer een maand ago | 0
How can I change the Debounce time in Stateflow?
Typically, the value "5" in the two "after(5,sec)" statements is the time that the switch state needs to stay (without bounce) b...
ongeveer 2 maanden ago | 0
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