Réponse apportée

subtraction of each row with every other row

A=[1,2,3,4,5; 6,7,8,9,10; 11, 12, 13, 14, 15;16, 17, 18, 19, 20]; c = nchoosek(1:size(A, 1),2); c2 = [c; fliplr(c)]; B = ze...

subtraction of each row with every other row

A=[1,2,3,4,5; 6,7,8,9,10; 11, 12, 13, 14, 15;16, 17, 18, 19, 20]; c = nchoosek(1:size(A, 1),2); c2 = [c; fliplr(c)]; B = ze...

presque 4 ans il y a | 0

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Which is more efficient for iterative programs: while loops or terminating with an if statement and break command?

for the "%if statement with break": Suppose someArray has a million elements in it. If, in the 10th iteration, criteria(i)==1, ...

Which is more efficient for iterative programs: while loops or terminating with an if statement and break command?

for the "%if statement with break": Suppose someArray has a million elements in it. If, in the 10th iteration, criteria(i)==1, ...

presque 4 ans il y a | 0

Question

How to remove for-loop in computing a vector of sums?

How to compute rcross vector without the for-loop? rcross = zeros( length(elementProduct) - prefixLen , 1 ); for ii = 1:...

presque 4 ans il y a | 1 réponse | 0

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Why do we transfer the image into double?

MATLAB when using mixed mode arithmetic, will try to save memory. 250 + 10 = 260, right? >> x =double(250) + uint8(10); >> x ...

Why do we transfer the image into double?

MATLAB when using mixed mode arithmetic, will try to save memory. 250 + 10 = 260, right? >> x =double(250) + uint8(10); >> x ...

presque 4 ans il y a | 1

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How to write multiple image from a for loop to a dir

I copied your method of writing the images to files and there were no problems. Irgb = imread('Lena.jpg'); J = Irgb...

How to write multiple image from a for loop to a dir

I copied your method of writing the images to files and there were no problems. Irgb = imread('Lena.jpg'); J = Irgb...

presque 4 ans il y a | 0

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I want to loop reading in several images. and then perform analysis on those images.

sumImage = OriginalImage + SecondImage + ThirdImage + FourthImage + FifthImage + SixthImage + SeventhImage + Image8 + Image9; Y...

I want to loop reading in several images. and then perform analysis on those images.

sumImage = OriginalImage + SecondImage + ThirdImage + FourthImage + FifthImage + SixthImage + SeventhImage + Image8 + Image9; Y...

presque 4 ans il y a | 0

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Not enough input arguments

Cannot speak to your simulink model, but the MATLAB code below runs without error. time = 1:1/100:1000; theta = -pi/2:pi/(max(...

Not enough input arguments

Cannot speak to your simulink model, but the MATLAB code below runs without error. time = 1:1/100:1000; theta = -pi/2:pi/(max(...

presque 4 ans il y a | 0

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In "Analyzing Cyclical Data with FFT" example, how the frequency was calculated?

If n is even, the following is equivalent to your code: f = linspace(2/n, 1, n/2) * maxfreq;

In "Analyzing Cyclical Data with FFT" example, how the frequency was calculated?

If n is even, the following is equivalent to your code: f = linspace(2/n, 1, n/2) * maxfreq;

presque 4 ans il y a | 0

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How to Cut multiple files from multiple folders in a for loop? Then return them to their own folders containing those cuts.

You can recursively find all files with a .wav extension using code from here: https://www.mathworks.com/matlabcentral/fileexch...

How to Cut multiple files from multiple folders in a for loop? Then return them to their own folders containing those cuts.

You can recursively find all files with a .wav extension using code from here: https://www.mathworks.com/matlabcentral/fileexch...

presque 4 ans il y a | 0

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How can I fix the error?

Sometimes a simple transpose will solve the problem. Use size() and transpose accordingly.

How can I fix the error?

Sometimes a simple transpose will solve the problem. Use size() and transpose accordingly.

presque 4 ans il y a | 0

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how to i check if matrix cotaining logical 1

One simple way: if sum(B) > 0

how to i check if matrix cotaining logical 1

One simple way: if sum(B) > 0

presque 4 ans il y a | 0

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biterr Error on 3D Matrix

Maybe I am not looking hard enough. >> the inputs must be either a vector or a matrix with mxn dimensions Only thing I saw in ...

biterr Error on 3D Matrix

Maybe I am not looking hard enough. >> the inputs must be either a vector or a matrix with mxn dimensions Only thing I saw in ...

presque 4 ans il y a | 0

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How to generate two independent white noise

An easy way to think about the mean over a sample not being what you expected is to consider a fair coin having a head (H, give ...

How to generate two independent white noise

An easy way to think about the mean over a sample not being what you expected is to consider a fair coin having a head (H, give ...

presque 4 ans il y a | 0

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Why is my code running so slowly in the while loop?

>>> while currentcycle > 1 currentcycle is not changing within the while-loop. You need to modify the value of currentcycle ...

Why is my code running so slowly in the while loop?

>>> while currentcycle > 1 currentcycle is not changing within the while-loop. You need to modify the value of currentcycle ...

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Short time energy, st zero crossing etc.

See if this can help you with what you have already done. https://www.mathworks.com/matlabcentral/fileexchange/23571-short-time...

Short time energy, st zero crossing etc.

See if this can help you with what you have already done. https://www.mathworks.com/matlabcentral/fileexchange/23571-short-time...

presque 4 ans il y a | 0

Question

biterr Error on 3D Matrix

B = [1 2 3; 4 5 6; 7 8 9]; size(B) % ans = 3 3 biterr(B,B) % ans = 0 Why does biterr work here, but not below? A =...

presque 4 ans il y a | 2 réponses | 0

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Compare two text files from MATLAB Command Window using FC Windows 10 file comparison command

To handle spaces in filenames, I did the following: >> fn_baseline_str = 'A BC BASELINE.txt' >> fn_str = 'A BC.txt' ...

Compare two text files from MATLAB Command Window using FC Windows 10 file comparison command

To handle spaces in filenames, I did the following: >> fn_baseline_str = 'A BC BASELINE.txt' >> fn_str = 'A BC.txt' ...

environ 4 ans il y a | 0

Question

Compare two text files from MATLAB Command Window using FC Windows 10 file comparison command

Currently, I am using visdiff to compare two text files. I do not want the GUI popup, nor do I want to get the full visdiff outp...

environ 4 ans il y a | 2 réponses | 0

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There is an endless loop in the function "getCompleteIntervals".

I had a similar problem in MATLAB 2020a. I saw two single pre-allocated arrays defined before the parfor-loop. I made them doubl...

There is an endless loop in the function "getCompleteIntervals".

I had a similar problem in MATLAB 2020a. I saw two single pre-allocated arrays defined before the parfor-loop. I made them doubl...

plus de 4 ans il y a | 1

Question

Plot only adjacent points that are close to each other

I got a good answer to my question: https://www.mathworks.com/matlabcentral/answers/543065-find-set-of-all-adjacent-points-that...

plus de 4 ans il y a | 2 réponses | 0

Question

Find set of all adjacent points that are close to each other

I would like to find in Y[n] a set of adjacent points that are close to each other, but I don't get all the desired points. For ...

plus de 4 ans il y a | 1 réponse | 0

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List non-zero connected elements in a Matrix cluster given a starting bin

I took the brute force approach which appears to handle all the edge cases. I just mark one found bin at a time in recursive ca...

List non-zero connected elements in a Matrix cluster given a starting bin

I took the brute force approach which appears to handle all the edge cases. I just mark one found bin at a time in recursive ca...

plus de 4 ans il y a | 0

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Question

List non-zero connected elements in a Matrix cluster given a starting bin

I used MATLAB's histcounts2 to create a 10 row by 7 col matrix, H. I would like to create a set of non-zero bins that are connec...

plus de 4 ans il y a | 1 réponse | 0