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Hello,can anyone tell me how to find out if a mushroom has disease?
I suggest you try deep learning. Input dozens or hundreds of images you say are healthy and an approximately equal number that ...

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Row to column matrix
Use .' or reshape(): A = [1 + 5i, 4 + 6i] A = A.' % Alternative 1 A = reshape(A, [], 1) % ALternative 2

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delete specific rows in a table
Try this: allData = readmatrix('A.xlsx'); times = allData(:, 1); % Find out where time is a pure integer goodRows = times - ...

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unrecognized function or variable in parfor
Evidently, it never gets to the line ZZ{B}(nP) = zAxis{B}(index(1)) ; % We use index(1) because there might be many minimum val...

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Do you guys have any coding suggestions to classify whether the handwritten image is from autistic or normal children?
Check out section 24.4 here: http://www.visionbib.com/bibliography/contentschar.html#OCR,%20Document%20Analysis%20and%20Charact...

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Automatic ROI Extraction/Segmentation
Attached are my demos. But the tumor one (skull_stripping_demo.m) works with only single tumors that are bright, not with image...

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How to use writematrix to create a single xlsx file with multiple sheets with name of the analysis file?
You need to call writematrix() with a valid sheetname, not the filename. If you want the sheet name to be the filename you need...

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How can I detect constant signal patch from whole signal by using matlab script ?
If the constant is fairly flat, and is always in the upper portion (because you are not interested in flat parts near the minimu...

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I need help with Application compiler
If you shipped your library and had the user put it into some specific folder, then specify that folder fully, from the drive le...

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How to plot like the following figure?
data = readmatrix(xlsfileName); imshow(data, [], 'XData', [0, 500], 'YData', [300, 1200]); xlabel('D (nm)') colormap(jet(256)...

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Trying to make a code that tells the weather
Some of the worlds smartest scientists have been using the worlds largest and fastest super computers for decades trying to do t...

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I wrote this code and it didn't work and its gave me " Unrecognized function or variable 'seq' " error , What I can do to sole this error??
I agree with Rik that it's an uncommented alphabet soup mess of code. Anyway, have the first few lines of your program be func...

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How can I use fprintf to print matrix by column?
Use commas instead of semicolons: x = [1:0.6:4] k = str2double (input ('Enter a value k: ','s')); y = [x',(x.*k)',(x.^3)'] d...

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why do I get this error?
AIS1 has 4 or fewer columns. s = size(AIS1)

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My white and black strips becomes a a black surface using imread and imshow
Try imshow with []: imshow(strips, [])

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How to divide a vector by a constant?
The denominator with sqrt() is a vector so you need a dot before the slash y = 1 ./ sqrt(1 - (speeds .^ 2 ./ c ^ 2))

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Can I create and modify variables in an Excel sheet?
Yes, they can give you data in whatever form you like - text file, csv file, xlsx file, etc. Then you can read in the file and ...

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How to save the splitted tables in excel using matlab
What do you mean by directly? You can use ActiveX if you're in Windows to directly control Excel. Or you can simply write th...

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matlab code for median-mean filter
See attached modified median filter to remove salt and pepper noise.

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For loop only completing once
ncol is 1. Use numel() instead of size(): %%trial al 6061%% clc clear workspace baseName = ["AL-6061"; "test"; "try";"woo"]...

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How can I find the average of several lines whose datasets are different lengths?
I suggest you resample each curve with interp1() so that all your curves are using a common set of x values. Then simply add th...

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license manager error -9, tried solutions
Mary, your fastest route to success is to read the FAQ: https://matlab.fandom.com/wiki/FAQ#After_installation.2C_MATLAB_crashes...

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I am struggling to get started on this MATLAB question. Any tips on how to use for loops in this? Or important things to take note of?
Do you know how to program in the MATLAB language yet? MATLAB Academy - Free 2 hour training How do I get help on homework que...

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Extracting rows in row-wise manner. How to do this?
Try this: [rows, columns] = size(A); for row = 1 : rows % Extract a row of A (all columns of it) into a new row vector, B...

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Verification of loaded and copied data
Not sure what you want but try subtracting and looking at absolute value of the difference diffMatrix = abs(m1 - m2); % Differe...

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Logical operator for strings
Try it this way: prompt = 'rock(r),paper(p),or scissors(s)? Make a choice : '; user_choice = input(prompt, 's'); if ismember(...

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please help me solve this and also tell me what i did wrong m=2x^3-2y-sqrt(x-y^3)/(1+(x-y)/(x^2+3))+sin(x/y*pi)+exp^(y/3)
Easy enough to type out, but so what. What do you want to do with m? Show it as an image or a surface or something? What rang...

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Help me out on this error
It's probably our most asked FAQ question. We've seen it at least once just today besides you. So, see the FAQ: https://matla...

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Regarding 'Or' condition in if statement., this code is running in Octave but not in Matlab. Could anyone help, how to make it work in Matlab. This is just an eg.
It works perfectly fine, though in MATLAB we'd do it like this: clear all; close all; clc; Question = input('Would you like ...

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Getting error as array indices must be positive integers or logical values in slope calculation.
A thorough discussion of the error is in the FAQ: https://matlab.fandom.com/wiki/FAQ#.22Subscript_indices_must_either_be_real_p...

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