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Fangjun Jiang


2.239 total contributions since 2011

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Professional Interests: Model-Based Development

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Answered
replace with nans after condition
A(A<0.15*A_max)=nan

circa 8 ore ago | 0

Answered
Coder - Create constant for specifying array size
Please refer to the document Code Generation for Variable-Size Arrays web(fullfile(docroot, 'simulink/ug/what-is-variable-size...

2 giorni ago | 0

Answered
Why can't i create graph with two matrices in SIMULINK?
Not sure what is the block type for the bottom one, FromWorkspace? Anyway, you need to understand the difference between MATLAB...

3 giorni ago | 1

| accepted

Answered
How can i edit an object of the type SimulationOutput?
Just double click it in Workspace editor or run "open varname" for API web(fullfile(docroot, 'simulink/slref/simulink.simulat...

4 giorni ago | 0

Answered
How to import column data from multiple Excel files with different number of rows?
Since each file contains different number of rows, you will need to use cell array for this. Change inside the loop to Time{K}=...

4 giorni ago | 2

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Answered
How can i test interface signals between subsystems?
If the signal goes directly from Subsystem1 to Subsystem2, then by definition their values are the same. Why would you still wan...

4 giorni ago | 0

Answered
splitting matrix into separate elements
Drop a Constant block, specify the value as [1;2;3], connect it to a Demux block, specify the "Number of outputs" as 3. Connect ...

7 giorni ago | 1

Answered
How can i find input and output signal names for a 'line' in MATLAB?
It will be easier if you construct a simple model and run this example. L = find_system(gcs,'FindAll','on','type','line'); k=1...

7 giorni ago | 0

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Answered
Size mismatch error when trying to find a row in an array that is the same as a variable vector.
The problem is here. If target is 1x2 and waypoints is nx2, you can't do waypoints==target waypoints = [100 150; 200 400; 17...

10 giorni ago | 0

Answered
Replace a scaler with NaN
https://www.mathworks.com/matlabcentral/answers/57444-faq-why-is-0-3-0-2-0-1-not-equal-to-zero

10 giorni ago | 0

Answered
Using assignin with array indexing
prepare the full assignment statement and use evalin().

10 giorni ago | 1

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Answered
Simulation of transfer function with variable denominator
You can implement this transfer function using an Integrator block, a Gain block (or a Product block) and a Sum block with a fee...

11 giorni ago | 0

Answered
List of all subfolders and theire subfolders etc.
Yes. list=dir('**/*.*') will do it. Then check for list.isdir

11 giorni ago | 0

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Answered
How do I stop new simulink windows from stealing focus?
What Simulink window? If it is brought up by open_system(), you can use load_system() instead.

11 giorni ago | 0

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Answered
Why the first number is not displayed? [SIMULINK]
For matrix formats, each row of the matrix has a time stamp in the first column and a vector containing the corresponding data s...

12 giorni ago | 1

| accepted

Answered
A(B)=0 What is its meaning?
B is a logical index matrix. You can see the value is 1 (true) or 0 (false) wherever the corresponding value in A is greater tha...

12 giorni ago | 0

| accepted

Answered
Simulink: get range of values from lookup table
TableData=1:10; dStart=3; dEnd=6; index=and(TableData>=dStart, TableData<=dEnd); SelectedData=TableData(index) SelectedData...

12 giorni ago | 0

| accepted

Answered
I am not able to change compiler using Mex command to vc++
Follow this page and find the "supported compilers" for R2016a. https://www.mathworks.com/support/requirements/previous-release...

14 giorni ago | 0

Answered
Only the value corresponding to the last loop of a for loop being saved in the output array
find() could find more than one match. See "help find"

14 giorni ago | 1

Answered
Problems with saving large workspace
You might consider Tall Arrays web(fullfile(docroot, 'matlab/import_export/tall-arrays.html'))

14 giorni ago | 0

Answered
Where is the address of simulink or matlab example offered by itself in my PC?
You mean file location? Run this command which sldemo_suspn_3dof

14 giorni ago | 0

Answered
Smoothdata- undefined function 'smoothdata' for input arguments of type 'double'
Do you have other smoothdata() function or smoothdata as a variable in base workspace? Anyway, run "which -all smoothdata" to f...

17 giorni ago | 0

Answered
How do we keep Simulink Signal definitions and Bus Element definitions in sync?
Use Simulink.Bus.createObject(model,blocks) to create the bus object once all signals are defined, instead of define the bus obj...

17 giorni ago | 0

Answered
saving 3 dimensional single data in an Excel file
write each page to each sheet for k=1:size(data,3) xlswrite('Book1.xlsx',data(:,:,k),k) end This will run xlswrite() k times...

18 giorni ago | 0

Answered
Get list of libraries blocks that have "changes" in a model
That is called parameterized library links. I couldn't find a way to get the list using find_system(). You could run Model Advis...

18 giorni ago | 0

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Answered
Error using grid. Too many input arguments.
params.grid has 3 'on' in it.

18 giorni ago | 0

Answered
How to revert changes in data dictionary
discardChanges(dictionaryObj) web(fullfile(docroot, 'simulink/slref/simulink.data.dictionary.discardchanges.html'))

18 giorni ago | 0

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Answered
can I release the MATLAB Compiler-generated stand-alone to public?
Yes. royalty-free! web(fullfile(docroot, 'compiler/product-description.html'))

19 giorni ago | 2

| accepted

Answered
How do I avoid "Signal Label Mismatch" warnings when using library blocks in several places?
Don't lable the output inside the library block. That is the only solution if you don't want to disable the warning. You can lab...

20 giorni ago | 0

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