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Fangjun Jiang


2.296 total contributions since 2011

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Professional Interests: Model-Based Development

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Answered
Finding approximate y values for corresponding x values in matlab
interp1(x,y,3.1,'nearest')

15 dagen ago | 0

Answered
How to access used variables in a specific state in stateflow
Create and Access Charts Using the Stateflow API

17 dagen ago | 0

Answered
sldiagnostics counts subsystems which are not visible
When Simulink compiles or updates the model, it went through many steps. I have a guess on what "Pre-compile post-eval notifies"...

17 dagen ago | 0

Answered
Is Walter Roberson a real person, or is he some kind of Matlab AI robot?
Ha Ha Ha, a good question! I would say a robot, but I bet Walter Roberson would say otherwise.

18 dagen ago | 1

Answered
How to set datetime for every 9.9156 days?
t2= datetime(1994,1,1,0,0,0,'TimeZone','GMT+8'); t:days(9.9156):t2

22 dagen ago | 1

| accepted

Answered
How to get used Matlab Workspace variables within Simulink model
Simulink Data Dictionary has the capability. You can migrate your workspace variables to a Simulink Data Dictionary. When you do...

23 dagen ago | 0

Answered
How to make Simulink run the entire model just once?
Each MATLAB function block will be executed once for every simulation step. Inside the MATLAB function block, there could be loo...

23 dagen ago | 0

Answered
How can I unload an automatically generated .dll file?
try "clear functions"?

23 dagen ago | 0

Answered
How to dynamically construct a matrix of functions ?
I think you can make the matrix using M1=vertcat(blkdiag(JcX1,JcX2), blkdiag(JcX3,JcX4), ...) M2=blkdiag(vertcat(JfX1,JfX2),...

26 dagen ago | 1

Answered
Get signal name at inport of subsystem
The first case truely has the signal name. You can get it like below. In second case, you need to get the name of the Constant. ...

26 dagen ago | 1

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Answered
Textscan to convert ASCII file to mat file
You need to skip two headerlines not to specify 'Delimiter' as '\t' carefully specify the format to match the file. I got...

29 dagen ago | 0

Answered
Keeping plot titles in desired location
title_obj.Position; title_obj.Position=[You Value Specified Here]

ongeveer een maand ago | 0

| accepted

Answered
How can I logically index 3 conditions in a loop
and(or(d(:,1)==3, d(:,1)==4),d(:,2)==1)

ongeveer een maand ago | 2

| accepted

Answered
Remove rows from a matrix by considering repeated elements of the first column.
unique(A,'rows')

ongeveer een maand ago | 0

| accepted

Answered
HI, is there any built in function in MATLAB to check, if all the elements in cell array or double array are same or not
something like this flag=numel(unique([fck1{:}]))==1

ongeveer een maand ago | 1

| accepted

Answered
How can I which value that be used to calculate a function
You need to run min() twice A=magic(5); [MinInCol,RowIndex]=min(A); [MinValue,ColIndex]=min(MinInCol); Position=[RowIndex(Co...

ongeveer een maand ago | 1

| accepted

Answered
Generate time sequence with 15 minutes step time
t1:minutes(15):t2

ongeveer een maand ago | 1

| accepted

Answered
How do I link extern variables and stateflow input when using custom c code?
follow this demo model Including Custom C Code Functions and Structures

ongeveer een maand ago | 0

Answered
How to bound discrete integrator outputs
When the saturation happends, it should not reset to zero. It should reset to "Value-2*pi". Don't enable "Limit output" at thi...

ongeveer een maand ago | 1

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Answered
Feedback from Command/DOS window
I don't know if this old trick could work. Try system('mycommand.exe & >output.txt'). Hope all the output would be re-directed t...

ongeveer een maand ago | 0

Answered
simulink model property callback
All the texts specified there are treated as code. So you could specify one line of code, or multiple lines with multiple functi...

ongeveer een maand ago | 0

Answered
persistent variable simulink codegen stateflow error: "IR Construction failed"
I think IR means "Internal Representation". It might be a bug. Make a simple example and submit a service request to the Mathwor...

ongeveer een maand ago | 1

Answered
Error when defining variable with if statement and add to table
the size of a, b and l is 30x1 but the size of m is 1x1

ongeveer een maand ago | 0

Answered
Divide a specific element in a matrix
A.*(2*eye(3)-1)

ongeveer een maand ago | 0

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Answered
Access Lookup Table Data from MATLAB command line
For example, set_param(FullBlockPath, 'Table','rand(5,5)'); web(fullfile(docroot, 'simulink/slref/block-specific-parameters.htm...

ongeveer een maand ago | 1

Answered
Is there a block property that makes a Simulink block non resizable?
I wouldn't think so. The size of the block is controlled by the parameter "Position". It is [Left, Top, Right, Bottom]. If you m...

ongeveer een maand ago | 0

Answered
Simulink shows NO warning when goto and from are missinig/not connected.
configuration parameters -> Diagnostics -> Connectivity -> Unconnected line

ongeveer een maand ago | 1

Answered
'Layer 1' is not a valid model name because it is not a valid MATLAB function name
remove the white space. call it "Layer1" or "Layer_1"

ongeveer 2 maanden ago | 0

| accepted

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