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Jonathan Kwang

MathWorks

Last seen: 9 days ago |  Active since 2016

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[p,S] = polyfit(x,y,n); how to get S manually
You can view the code for the polyfit function by typing the following in the MATLAB command window: >> edit polyfit Then by...

8 years ago | 0

| accepted

Answered
Running MATLAB script that uses parallel processing from a windows batch file
Unfortunately, if you exit MATLAB while the parallel pool is running, the parallel pool shuts down along with MATLAB so new para...

8 years ago | 0

| accepted

Answered
How do I save state in app designer?
One way to do this is the following: # Save the value in a "CloseRequestFcn" callback function for you app to a MAT file: <h...

8 years ago | 2

Answered
is binning technique will reduce quality of hmmtrain function?
In the documentation for "hmmtrain", N is described as "the number of possible emissions". <https://www.mathworks.com/help/sta...

8 years ago | 0

Answered
Why do I keep getting "Invalid object name 'DB.Table' " when using database explorer ?
This error could be occurring because you are selecting a table that is not permitted to your user account. Please ensure you...

8 years ago | 0

Answered
Change shortcut for focusing command window and editor?
Unfortunately, you are not able to customize the keyboard shortcut for making the command window or editor the active tool. ...

8 years ago | 0

Answered
How do I get the legend to ignore certain entries when plotting using the shadedErrorBar function?
The "shadedErrorBar" function is a File Exchange submission and not a builtin MATLAB function. It is usually best to contact the...

8 years ago | 0

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Answered
What is the formula implemented in "corr" function?
I understand you would like to know if "corr" and "corr2" use the same internal formulas. They both implement the Pearson cor...

8 years ago | 1

Answered
Help with drawing lines at a constant angle (60 degrees) to another line starting from a known point.
You could add a "addNewPositionCallback" callback function to each of the lines. Then in this callback function you can calculat...

8 years ago | 0

Answered
Pyproj in Mathlab?
I work for MathWorks and this functionality does not currently exist in MATLAB. However, I have forwarded this feedback to the a...

8 years ago | 0

Answered
Plotting Multiple Linear Regressions
I understand that you would like to know how to customize the appearance of the graph layout after plotting a linear regression ...

8 years ago | 0