Answered
Split matrix into N Equal Parts by rows
You can also use mat2tiles, https://www.mathworks.com/matlabcentral/fileexchange/35085-mat2tiles-divide-array-into-equal-sized-...

2 years ago | 0

Answered
quadprog output: this problem is non-convex
I think you probably should report it as a bug, but a possible workaround would be to approximate the original problem with ineq...

2 years ago | 0

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Answered
How to change in marker size in the global legend?
You will probably have to use legendflex from the file exchange, https://www.mathworks.com/matlabcentral/fileexchange/31092-leg...

2 years ago | 1

Answered
How to generate vector with non-linear spacing?
a=-1; b=+1; d=1/(b-a)^2; y=d*randn(1,500); x=sort(y+(a+b)/2); stem(x,x.^0); xlim([a,b])

2 years ago | 0

Answered
Methods of Detecting and Removing Protrusions in Image
Use bwlalphaclose from this FEX package, https://www.mathworks.com/matlabcentral/fileexchange/90762-further-tools-for-analyzing...

2 years ago | 0

Answered
liste vertex into polyhedron
See lcon2vert in this FEX download, which does not require the Optimization Toolbox, https://www.mathworks.com/matlabcentral/fi...

2 years ago | 0

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Answered
How can I replace the upper off diagonal(super diagonal) and lower off diagonal(sub diagonal) of a matrix?
n=8; T=diag(rand(n,1)) diagonal=diag(T); offdiagonal=rand(n-1,1)' %desired values B=[ [offdiagonal(:);0], [0;offdiagon...

2 years ago | 0

Answered
How can I replace the upper off diagonal(super diagonal) and lower off diagonal(sub diagonal) of a matrix?
n=8; T=diag(repelem(1.8,n)); T(2:2*(n+1):end)=1; T(n+1:2*(n+1):end)=1

2 years ago | 0

Answered
Finding the "center" of an extended ring
load Image BW0=BW; A=bwareafilt( imfill(BW,'holes'),1); BW=imclose(A.*BW, strel('disk',3)); B=bwconvhull(~(~A|BW)); m...

2 years ago | 0

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Answered
How can I find the set of vertices of hexagons which are adjacent to a random point?
hex=[ 0 -1.0000 -0.8660 -0.5000 -0.8660 0.5000 0 1.0000 0.8660 0.5000 0.8660 ...

2 years ago | 2

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Answered
How can I continue training my network from the previous state?
Just call trainnet() again, feeding it your net in its current state, rather than an untrained layer graph. You may wish to adj...

2 years ago | 2

Answered
colorbar graph exceeding matrix values
You haven't attached Ft for us to examine, so we have no way to verify your claim that the data is bounded to [0,1]. Regardless,...

2 years ago | 0

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Answered
How to use Matlab trainnet to train a network without an explicit output layer (R2024a)
1) Is it possible to use trainnet in a network without an output layer? It is difficult to imagine that a built-in training func...

2 years ago | 0

Answered
Work Around for Convolution1DLayer
Why not just use a convolution2dLayer? A 1D input is just a special case of a 2D input.

2 years ago | 0

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find best fit ellipse to a set of data points
Use ellipticalFit() from, https://www.mathworks.com/matlabcentral/fileexchange/87584-object-oriented-tools-to-fit-plot-conics-a...

2 years ago | 2

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Answered
FFT of 3D array in MATLAB
Why reinvent the wheel. Why not just use the open source FFTW C/C++ library (which Matlab is based on). https://www.fftw.org/ ...

2 years ago | 0

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Answered
is it possible to see what variables and functions affecting a certain variable ?
Perhaps you are looking for matlab.codetools.requiredfilesandproducts.

2 years ago | 0

Answered
How to convert this fplot to 3D plot view
view(3)

2 years ago | 0

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Answered
trainnet gives training loss is NaN
You need to provide more information about what you did, e.g., the training code. However, I can hazard a guess. I imagine prob...

2 years ago | 0

Answered
How to train Unet semantic segmentation with only one single class/label?
The value of 'numClasses' is invalid. Expected numClasses to be a scalar with value > 1 Because you have two classes (0 and 1)....

2 years ago | 0

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Image processing - Is there any technics to remove this marks ?
A=im2gray(imread('https://www.mathworks.com/matlabcentral/answers/uploaded_files/1746876/image.jpeg')); B=255+double(imcomple...

2 years ago | 0

Answered
How to use OutputFcn with fitnlm
Only Optimization Toolbox solvers have an OutputFcn option. Perhaps you are thinking of lsqcurvefit, load carbig tbl =...

2 years ago | 0

Answered
3D system definition: How btaining the angle between a single axis and a plane
and eventually XY That would just be the angle between Yprime and Z, wouldn't it? Yprime=Rprime(:,2); Z=R(:,3); angle = ac...

2 years ago | 0

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Answered
Mean and Standard Deviation of outputs on a neural network
You have shown the code for your network, but not how you have adapted the training code, nor the error messages. So, it calls f...

2 years ago | 0

Answered
Dual problem and primal problem unbounded linear programming
%Primary Problem %coefficients of A A = [1 4; 4 5; 2 3; 3 1]; %coefficients of B b = [320 510 430 300]; %coefficients...

2 years ago | 0

Answered
how can i rescale image? standard is at the center part
Use imresize. It scales relative to the center.

2 years ago | 0

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Answered
How can I identify and fill outliers in a 2d matrix?
You could detect and replace the outliers with missing values by doing, outlierMap = abs(yourMatrix-medfilt2(yourMatrix,[M,N]))...

2 years ago | 1

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Answered
How can I calibrate a fixed camera to obtain accurate measurements of objects at different distances, despite height variations and pixel distortion?
You cannot determine the size of the object from a single camera without knowing its distance from the camera. You would need tw...

2 years ago | 0

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Answered
Setting bounds for constants in a fit() object in terms of other constants in the fit object
As a more indirect approach, instead of fitting, y=A*log(B*x-C) %D has been deliberately removed - it is unnecessary you coul...

2 years ago | 0

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Answered
1D gaussian filter for A-scans (OCT)
See imgaussfilt, e.g., A=zeros(1,11); A((end+1)/2)=1 B=imgaussfilt(A,1.2)

2 years ago | 0