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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')

25 days ago | 0

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

27 days 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"...

27 days 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.

28 days 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

1 month 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...

1 month 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...

1 month ago | 0

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

1 month 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),...

1 month 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. ...

1 month 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...

1 month ago | 0

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

1 month 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)

1 month ago | 2

| 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

1 month 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...

1 month ago | 1

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

1 month ago | 1

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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

1 month 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...

2 months 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...

2 months 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...

2 months 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...

2 months 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

2 months ago | 0

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

2 months ago | 0

| accepted

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...

2 months 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...

2 months ago | 0

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

2 months 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"

2 months ago | 0

| accepted

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