Answered
I have a bug on my code
You have not defined x1. x1 is a differently-named variable than x_1. If they should be the same variable, then use a consis...

3 months ago | 0

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Performing 2D convolution
@William Rose gave a good answer. Bottom line, I wouldn't do anything to your image in advance. Simply call conv2 and pass it ...

3 months ago | 0

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How can I eliminate the jagged edges present in fonts within images?
If exportgraphics didn't fix it, try export_fig

3 months ago | 0

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How to implement meanshift segmentation
For illustrative theory,see https://www.cse.psu.edu/~rtc12/CSE598G/introMeanShift_6pp.pdf https://homepages.inf.ed.ac.uk/rbf...

3 months ago | 0

Answered
add files & folders to 2025A compiler task manager
Having source code in different folders is no problem for compiling if your main program in the development environment can run ...

4 months ago | 0

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Answered
addition of image files during compiling to make a standalone app
Did you use the deploytool or the mcc command? If you used the mcc command, did you use the -a option to attach your files. I ...

4 months ago | 0

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Answered
Problem when trying to export figure as PNG
You sent in the crash dump, right? So they should get back to you. But if they say it was due to an unknown error, then I sugg...

4 months ago | 0

Answered
how to make 3D image from x(50x1double),y(100x1double),z (80x1double), intensity(50x100x80)
Not sure about the transparency but check out the Volume Viewer app and the Volume Segmenter app, both on the apps tab of the to...

4 months ago | 0

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How to create a GUI in App Designer starting from existing code
Are you saying that you used some AI tool to build an .mlapp file that had all the buttons, listboxes, etc. made to your liking?...

4 months ago | 0

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Radio button issue in App Designer
@dpb says he also tried it and you can't. So I suggest, if you really want to do that, you use a different control such as a se...

4 months ago | 0

Answered
"Error 339: Your MathWorks Account login session has expired" during installation of matlab
Do exactly what it says in the FAQ and you'll be working quickly. https://matlab.fandom.com/wiki/FAQ#During_installation,_the_i...

4 months ago | 0

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unpause from a uifigure
I still don't understand the workflow. It sounds like you may have some existing figures (either old style figures or new style...

4 months ago | 0

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How to change the menu appearance in a gui created by GUIDE
Not in R2025a and later because it doesn't allow changes to GUIDE guis. But for earlier versions, I think all the pulldown menu...

4 months ago | 0

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MATLAB R2025a won't start after uninstalling R2023a
See the FAQ and do EXACTLY what it says to do in there: https://matlab.fandom.com/wiki/FAQ#After_installation,_MATLAB_crashes_o...

4 months ago | 0

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Random lags while running app
See if the problem goes away if you set the priority of any of your program's processes to High. Type Control-Shift-Esc to brin...

4 months ago | 0

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Trying to determine locations of markers in image
I recommend you use the code in the other answer to get the "cleanMask" binary image above. Then use regionprops to get the cen...

4 months ago | 0

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Getting an error saying "Invalid expression. When calling a function or indexing a variable, use parentheses. Otherwise, check for mismatched delimiters"
You have too many parentheses. This works: L = 21; rec_signal = rand(L, 4); %% Root Mean Square envelope (moving average) ...

5 months ago | 1

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Answered
How to eliminate uneven illumination from an imgae with respect to another image?
No, that won't do it. And I don't know what you mean by with respect to another image. The best way to flatten out an image to...

5 months ago | 0

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Can uigetfile function be used to return file name & location for a file that is already open?
What other process opened the file you are trying to select with uigetfile()? What kind of functions are you planning on using ...

5 months ago | 0

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how to create column vector by inputs with matlab app designer to have final vector throught inputs
You can use a table. Attached is a working example.

5 months ago | 0

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Answered
Just downloaded MATLAB 2025a: Workspace is blank and greyed out
Works for me. I think you should call tech support and say it's an installation issue (so you'll get free tech support).

5 months ago | 0

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How to merge red and blue images on white background with transparency
Does it look acceptable if you just average them? weightR = 0.5; % Change as you want it. weightB = 0.5; dblImage = weightR *...

5 months ago | 1

Answered
edge detection operator error
It seems to work fine: a = imread('peppers.png'); figure; imshow(a); b = rgb2gray(a); figure; imshow(b); c = edge(b,'sobe...

5 months ago | 0

Answered
Apps created with app designer are not displaying components positioned correctly
Yes, what you say is very true. I've spent hours with tech support to find some solution to the App Designer layout nightmare. ...

5 months ago | 2

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Answered
How i crop the image using image processing?
I made an attempt to recover your original image using rgb2ind. Try this. Adjust threshold if you want. Raise it if you want ...

5 months ago | 0

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In App Designer, how can I ensure that the values displayed on the UI do not appear in scientific notation?
Where or how are you displaying them? If you're using fprintf or sprintf, use %.3f or %g in your format specifier. If you're j...

5 months ago | 0

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Answered
MNPBEM Error - Issue with dot product in tripolygon file
That does not seem to be a Mathowrks toolbox. I suggest you supply your faces and vertices in a .mat file to the publishers of ...

5 months ago | 0

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How do I redraw a picture given to me using its data points that I've found using the curve fitting app?
There may be other errors, but for one, you can't use 0 as the index into an array: D(0,0,0)=1; % Will throw error. Indexing s...

5 months ago | 0

Answered
Cannot install Matlab 2006b on my Windows 11 laptop
See the FAQ: https://matlab.fandom.com/wiki/FAQ#During_installation,_the_installer_crashes,_hangs,_gives_an_error_message,_does...

5 months ago | 0

Answered
MATLAB Classification Learner App
Here is what the AI Chat Playground says: Question: Does ClassificationLearner app use the same training and holdout sets for a...

5 months ago | 0