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MatLab stays on Run forever and doesn't generate image file
Usually when there is an infinite loop it's with a while loop that never met the condition to exit, and (importantly!) didn't ha...

environ 2 ans il y a | 0

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Drawing the major and minor axis of an elliptical object in Matlab
This is discussed in this blog entry of Steve Eddins: https://blogs.mathworks.com/steve/2010/07/30/visualizing-regionprops-elli...

environ 2 ans il y a | 0

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Calculate Mean of vector in more decimals
It is already that. A = [0,1,9]; format short g m = mean(A) fprintf('Mean with 30 decimal places is %.30f.\n', m); format l...

environ 2 ans il y a | 0

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Peak coming at 50Hz in every data file. How to get rid of that
Find out what index the 50 Hz spike is in and zero it out. Something like f = fft(signal) [peakSignal, indexOfMax] = max(f) ...

environ 2 ans il y a | 0

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Matlab code to delete contents of a subfolders
Try this. At the bottom of the loop, put in a call to delete or whatever you want: % Start with a folder and get a list of all...

environ 2 ans il y a | 0

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Adjusting Convex Hull Area
Try regionprops % Make cross. cross = false(5, 5); cross(2:4, 3) = true; cross(3, 2:4) = true; % Measure area of convex hul...

environ 2 ans il y a | 0

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fenêtrage d'une image scannographie
help conv2 There are other windowed functions, for example stdfilt, imgaussfilt, etc.. It really depends on what you want to d...

environ 2 ans il y a | 0

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how to do Open mouth detection
See articles on drowsiness detection here: https://www.visionbib.com/bibliography/motion-f725.html#Driver%20Monitoring,%20Eyes,...

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Using matlab in snaptostamps image processing
Try using ./ instead of / in the line where you assign demx.

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What is wrong with this code for finding out the number of significant digits after decimal?
See the FAQ https://matlab.fandom.com/wiki/FAQ#Why_is_0.3_-_0.2_-_0.1_(or_similar)_not_equal_to_zero? One way to compare float...

environ 2 ans il y a | 0

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Why does Matlab state that I do not have a valid license file?
I suggest the FAQ: https://matlab.fandom.com/wiki/FAQ#After_installation,_MATLAB_crashes_or_gives_an_error_message_when_I_try_to...

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inputdlg Window Not Showing
I ran it and it works fine for me. The input window popped up. Your script in not called inputdlg.m is it? Because that would...

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Manual and Automatic Image Recognition
Most bright spots looks like they're surrounded by a dark spot/ring. Do you want to count those as one of the dark spots? Do y...

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Can I use Matlab 2024a license with 2022b client software version
I've seen that "You need to update your license" message before and I've done it with no problems. But then I always have our l...

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How to erase black letters in an image
Try something like this % Demo by Image Analyst clc; % Clear the command window. close all; % Close all figures (except t...

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How can one use a variable to set color of a line plot , and use colorbar?
If you'd like the line to have a different color at every point along it, you'll have to plot markers with those colors. marker...

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How to get rid of the error: Error using horzcat. Dimensions of matrices being concatenated are not consistent
In general, this error means that the matrix you're trying to concatenate on the right hand side of your existing matrix does no...

environ 2 ans il y a | 0

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how to remove connectec components from original image?
I don't believe imwrite will write the overlay objects, such as circles, into the image. Did yoiu recall dd.png to check if the...

environ 2 ans il y a | 0

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retrieve version inside AppDesigner appplication (.mlapp file)
Did you try s = ver('MATLAB'); releaseYear = s.Release(2:end-1); releaseVersion = s.Version; fprintf('You are using MATL...

environ 2 ans il y a | 0

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Determine the area of the nodules (in pixels)
It looks rather tough since the abnormalities are of about the same brightness as the bones. But there does seem to be a differ...

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Create number of for loops depending on size of N
OK, a not-clever but brainless and verbose approach is to just make a set of "if" blocks if N == 2 % Code for N=2 elseif ...

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How to apply attention mechanism to object detection in RGB images
I don't know what an attention mechanism is. Try these links on abandoned object detection: https://www.mathworks.com/search.h...

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After adding a command to get dotted line graph I am still getting solid line only in the legend i am getting dotted line
Most likely you have so many points that the dotted line between them is super short, like a pixel. What if you plot just a few...

environ 2 ans il y a | 0

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Index exceeds the number of array elements. Index must not exceed 1.
Why do you think path_length_BS_IRS_reflect_UE = 2 * sqrt(d_BS_IRS^2 + d_IRS_UE^2) should have a value for i = 2m 3m etc, when y...

environ 2 ans il y a | 0

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How can I fix this code?
I don't see how imshow would throw that error. So now we're left wondering exactly which line of code threw the error. Because...

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how to get Integrated circuit pads in image?
There are hundreds of papers on that. See http://www.visionbib.com/bibliography/applicat837.html#Inspection%20--%20Chips,%20Wafe...

environ 2 ans il y a | 0

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How can I show where an image was clicked from a scatter3 plot?
Not sure how to get the lab value from your click, but assuming you figure that out, you can get a binary image of all the pixel...

environ 2 ans il y a | 1

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multiple gaussian fit to xy data
@majid husseini sorry I didn't see this three years ago when you posted it, but maybe it will help someone else. See my attache...

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how to close a guide figure but close it without deleting the output struct
I believe you need to uncomment the guidata() line. This will update the global handles structure. Otherwise you've added the ...

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How can I develop a matlab code which analyses and checks how thick the cracks of a wheel surface are?
You can use regionprops, if you have the Image Processing Toolbox, to measure the number of cracks, their width, and the signal ...

environ 2 ans il y a | 1

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