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Fangjun Jiang


Last seen: Today 2011 年からアクティブ

What is a model? Professional Interests: Model-Based Development

Programming Languages:
MATLAB
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English
Pronouns:
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Using multiple error messages in one function file
When the program encounters an error, it will stop the execution. Don't use error(). Instead, use fprintf() to get the message ...

約9時間 前 | 0

回答済み
Unsure how to handle .mat data from keysight 34465A
It is easy to make it start from zero by off-setting the first value X = dmm_data(k).Time_s-dmm_data(k).Time_s(1); But what do...

約11時間 前 | 0

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OOP with Object-creation in Simulink
Not "MATLAB Function" block, use MATLAB System block matlab.system

1日 前 | 0

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Press html hyperlink to open block in model
Do this in MATLAB Command Window and then click the link f14; disp('<a href="matlab:open_system(''f14/u'');">Click Here</a>')

3日 前 | 0

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How to give an array of steering wheel and longitudianl velocity to vehicle body 3DOF single track model
Use a "From Workspace" block, specify the data as [Dataset.tout, double(Dataset.Steeringangle)]

3日 前 | 0

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Using read write data meory block using indirect addressing - SIMULINK
Buffer block Assignment block

3日 前 | 0

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What's the difference between Simulink Design Verifier and Model Advisor/Simulink Check?
Think of the Simulink model as your software code Simulink Check checks the static quality of the code (e.g. syntax errors, cod...

4日 前 | 0

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how to change variable value in lookup table during simulation in Simulink?
Usually, using Dashboard blocks allow you to change variable values interactively during simulation https://www.mathworks.com/h...

4日 前 | 0

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how to plot table to line graph with dots ?
plot(pushovertable.("U1"),pushovertable.("GlobalFX"))

5日 前 | 0

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Plotting a surface from a timetable
when you use plot() or plot3(), the plot connects the data points from the first to the second, till the last. Sometimes this ca...

7日 前 | 0

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The logical indices contain a true value outside of the array bounds
test2 = intabsul ~= absintul & intabsur ~= absintur the resulting "test2" is a 20x20 logical matrix. You can't use it to index ...

8日 前 | 0

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Stateflow get dimension of variable
If action language is MATLAB, you can use size(input), or size(input,1), size(input,2)

8日 前 | 0

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Do source blocks in Simulink have an implicit unit step function built into them?
The answer is no. Maybe this will help s/(s+1)=(s+1-1)/(s+1)=1-1/(s+1)

8日 前 | 1

回答済み
how to find out the index of a cell array that cell contains my substring?
Do you have to use cellfun()? myCellArray = {'John','Mike','foo'}; substring = 'Jo' find(contains(myCellArray,substring))

8日 前 | 0

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Model Settings / Configuration parameters updating using script
set_param(mdl,"StartTime","10","StopTime","40") https://www.mathworks.com/help/simulink/gui/starttime.html Hover your mouse ov...

9日 前 | 0

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how to model this schematic low pass filter in simulink?
If you have this toolbox https://www.mathworks.com/products/simscape-electrical.html

9日 前 | 0

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The logical indices contain a true value outside of the array bounds
No. The problem is about the size mis-match a=1:3; index=[true false true true]; a(index) In your case, you are doing logica...

9日 前 | 0

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Fixed step solver explanation needed
A little explaination here. https://www.mathworks.com/help/simulink/gui/fixedstepsizefundamentalsampletime.html You can select...

10日 前 | 1

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How to set continue function?
doc continue doc break

11日 前 | 1

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Assign values to an array based on an if statement from a larger array
inputArray = [0 1 0 3 0 5 0 7 0 9 0 11 0 13 0 15 0 17 0 19 0 0 20 0 0 21]; index=(inputArray~=0); tempData=inputArray(index); ...

11日 前 | 0

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Tune “VariableName” of “From Workspace” block
"Tune" usually means to change the value while the simulation is running, like a Gain value. What you need doesn't sound like "t...

16日 前 | 0

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Help with non-linear block spring mass system
Use two integrators connected in series to construct q1. The output is q1, the input is "q1 two dot". In the middle, it is "q1 d...

22日 前 | 0

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Why parameter "Number of delays" of Block "Tapped delay" must be a double number.
This answer is on the right of the screen "See Also MATLAB Answers". https://www.mathworks.com/matlabcentral/answers/1796260-ta...

24日 前 | 0

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I am facing issue while adding a subsystem in my model using mscript when there is already a subsystem with different name
The way you run bh = Simulink.findBlocks('Script_Test'), the returned blocks are not in the same level, thus the error. Most li...

24日 前 | 0

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Pause on error, run calculation in that workspace, and resume the script
What do you mean by "skip past the desired workspace"? I think it should work using try-catch. If you don't have access to the ...

24日 前 | 0

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Why use contents.m file in package structure
contents.m is not redundant nor useless. It provides help info for the folder. You may have nice help text for individual .m fil...

29日 前 | 1

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How to reduce my sample rate of data
a=[1:14821;rand(1,14821)]'; b=a(1:20:end,:)

約1ヶ月 前 | 0

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How to convert discrete signal to Continuous signal in Simulink?
First Order Hold

約1ヶ月 前 | 0

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how to solve this error when i use matlab function
Make sure your function is correct. Manually give a numerical example value to obtain the resulting y value. In the MATLAB Func...

約1ヶ月 前 | 0

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