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I cant locate the black region on my image using regionprops and imfindcircles.
Try this: % Demo by Image Analyst clc; % Clear the command window. close all; % Close all figures (except those of imtool...

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I cant locate the black region on my image using regionprops and imfindcircles.
You can threshold and then use imclearborder and then bwareafilt. If you need more help, attach the original image by itself. ...

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What does this command line mean? (matrix A =[A t])
It means, if A is a row vector, that the value of t is to be stitched onto the right side of row vector A to form a new row vect...

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How do I declutter my figure?
Why don't you use subplot() to make 4 separate plots all vertically stacked. Or use stackedplot

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Error using vertcat Dimensions of arrays being concatenated are not consistent.
pixel_val and pixel_freq have different number of columns -- check it for yourself -- so you cannot stitch them together vertica...

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How to remove apostrophes from empty cells when using readtable
Why are you trying to plot them? Shouldn't you just use table2array to extract the numbers and plot only the numbers (shown in ...

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How to segment this image better?
The two main problems in the image are poor lighting and lens shading. Try to put the paper in a light booth where the lighting...

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What happens to my student license when my undergraduate degree ends?
You can get a "Home" license if you just want it for yourself for hobbyist purposes. Otherwise hopefully the company you go to ...

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trying to multiply and divide different size matices
Not that I know of. It throws an error, right? Can't you ask the original author what their thinking was?

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Command for Stopping the Analysis
Try something like this exceedCount = 0; for k = 1 : 1000000 % First update x in the loop. Then compare it to y. if...

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Pick a value with some probability
Try randn with your desired mean and std r = mu + s * randn(1000, 1); % 1000 random numbers

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when i run code i get Error using grafic Error: Invalid expression. Check for missing or extra characters. i don´t know how to fix it, help me

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xlswrite Function 'openExcelWorkbook' Not Working! (New 05/2023)
Can you start Excel by itself without it asking you anything? What happened to me was that my systems were changed from using E...

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How can you create input boxes(edit field) dynamically with drop down .
I suggest you create all the boxes you think youi'll need in advance and then just set the Visibility property for the ones you ...

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Create Occupancy Map of any Shape
Do you want an image? You can use false rows = 50; % Whatever you want. columns = 80; occupancyMap = false(rows, columns); %...

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How can I fill the area between these lines and curves?
Since your question is a FAQ, see the FAQ for code snippets: https://matlab.fandom.com/wiki/FAQ#How_do_I_shade_the_region_betwe...

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Ideal grid for interpolation based on query points
@Tintin Milou I don't know why you keep forgetting, or refusing, to attach your data. And I don't know why you want to use a su...

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AppDesigner Freezes under 2023a version
App Designer starts up fine for me. If it won't launch for you then it could be some kind of installation issue. In that case ...

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an question need to solve
This looks like a homework problem. If you have any questions ask your instructor or read the link below to get started: How d...

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How can we increase/decrease the number of triangles in a triangulation that is created from a polyshape object?
To decrease the number of vertex points that describe a polygon while still somewhat resembling the original shape, see the algo...

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Error using rmdir for deleting slprj folder
You cannot delete a folder if somebody is using it or looking at it, for example if you cd'd to that folder in MATLAB, have it o...

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How to make an inset of matlab figure inside the figure.
See attached inset demos.

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Plot two columns from a table error
What do these next 2 lines show in your command window? whos t which -all plot x = [1:5000]'; y = sin(2 * pi * x / 1000); t...

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Array indices must be positive integers or logical values.
Type clear all; to get rid of your "det" that you created previously, and then run your code either in a script or the command...

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What's the lowdown on chinese tag-team accounts posting questions+answers?
The Mathwork staff is working it behind the scenes.

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Problem finding "valleys" in signal
Is it possible your MinPeakDistance is too large? You could also try to smooth your data with movmean or sgolayfilt before usin...

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How to crop and save objects from many images?
Try this: % Demo by Image Analyst clc; % Clear the command window. close all; % Close all figures (except those of imtool...

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Can I use my student license for and at work?
I would think so since your coop is part of your learning experience as a student. But you can call the sales line for an autho...

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How to remove the background from the attached image
What does "remove" mean to you? Images must remain rectangular. Using the Color Thresholder on the Apps tab of the tool ribbon...

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Split repetitive image to find pattern
If it's just a perfect replication of some tile, why can't you just scan across until a column or row is the same [rows, column...

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