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How can I add a backup an option, addSaveCallback, to save a timestamped version of my file, to the MATLAB editor?
Instead of trying to get the standard Save button to do what you want, you can make a Quick Access Toolbar button which runs you...

3 months ago | 0

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function input arguments error
Your code uses 'isreal' as both the name of a function and a variable. You can resolve the conflict by renaming the output, e.g....

3 months ago | 1

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Invalid training data. Predictors and responses must have the same number of observations.
Your XTrain shouldn't be a 100x6 cell. It should be a 100x1 cell where each XTrain{i} is a matrix with 6 rows. Example, layers ...

3 months ago | 1

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Answered
Problems with quiver plot
I think you just need axis equal. %% system paramters eta = .1; mu = .1; nu = 1; gamma = 2; %% dependent variables roi...

3 months ago | 0

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Is there a way to edit the default size of an edit control in a livescript?
No, I don't believe there is. You will have to make a real app if you want that kind of control.

3 months ago | 0

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Conversion from an old to a new version of a class with different property names
One way is with a Dependent property. This makes it so you can reference the same property using tc.shortname. classdef testCla...

3 months ago | 2

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Answered
making a custom way to train CNNs, and I am noticing that avgpool is SIGNIFICANTLY faster than maxpool in forward and backwards passes…
I think the pooling operations are simply not optimized for the specific situation when the pooling is tiled (i.e., poolsize=str...

3 months ago | 1

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Answered
Trimesh plots diferently using trimesh(TO) vs trimesh(T,x,y,z)
You haven't attached your .mat file so we can't try to reproduce it. I would guess that the problem is that you've transposed th...

3 months ago | 0

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Gradients not recorded for a dlnetwork VAE
As the error message says, the call to dlgradient must occur within the function (in this case computeTotalLoss) called by dlfev...

3 months ago | 0

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Match cell array names with table names
You shouldn't have 20 tables. You should have 20 struct fields, Tables.W1=... %a table Tables.S1=... %another table and s...

3 months ago | 0

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Creating a string for loop.
Instead of separate variables, they should be struct fields, in.mp=[1,2,3]; in.bof=[11,12,13], and so forth. Then you can pro...

3 months ago | 0

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How to implement a Transformer with separate encoder and decoder inputs and cross-attention in MATLAB?
trainNetwork does not seem to support multiple inputs. trainNetwork is deprecated. You should be using trainnet, which supports...

3 months ago | 0

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low weighted cross entropy values
There are a few possible reasons for the discrepancy that I can think of, (1) Your norm_weights do not add up to 1 (2) You hav...

3 months ago | 0

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Answered
How to avoid trimming of string cells got by readtable method?
filename='tst.xlsx'; opts = spreadsheetImportOptions(DataRange='A1'); opts=setvaropts(opts,WhiteSpaceRule='preserve'); my...

3 months ago | 0

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Special case of function not found even when in current directory or on path
It's because the file is preparsed to see if matlabbugfun1 is being used as a variable name or as a function name. You can avoid...

4 months ago | 0

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Answered
How can I perform partial trace for a pure state with four subsystems?
Does this do what you want? % reshape |psi> into tensor (s1,s2,s3,s4) psi_tensor = reshape(psi,[2,2,N,N]); % reorder to gro...

4 months ago | 0

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MATLAB graph/cyclebasis: How can I extract labeling-independent “minimal loop units”?
This might help: https://www.mathworks.com/matlabcentral/fileexchange/73630-spatialgraph2d node = [ 2 7 2 3 3 4 4 5 5 6 ...

4 months ago | 1

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Access class methods in one line only when you use brackets after class name.
The phenomenon you are seeing goes beyond just classes. Data is the name of a function (the class constructor). As explained her...

4 months ago | 0

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How to use Markov Chain Monte Carlo for data fitting
I assume your Python user friend was talking about PyDREAM, https://pydream.readthedocs.io/en/latest/installation.html and th...

4 months ago | 0

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Get mean of a matrix which has NaN in it
grades = [2,4,6; 5, NaN, 1; 7, 2,NaN] mean(grades,'omitnan')

4 months ago | 0

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Answered
Making random to work like randi
idx = floor( (N_clusters-1)*rand(N_clusters,1) )+1

4 months ago | 1

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Help with Plotting the Envelope of a Scatter Plot in MATLAB
load xy x=x(:); y=y(:); [G,yg]=findgroups(y); xmin=splitapply(@min,x,G); xmax=splitapply(@max,x,G); [yg,is]=sort(yg...

4 months ago | 0

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Answered
How we can calculculate the MTF from PSF?
MTF=abs(fft2(PSF)); MTF=fftshift(MTF/MTF(1));

4 months ago | 0

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How can i classify shapes on this image as square, rectangle and circle?
See here, https://www.mathworks.com/matlabcentral/answers/116793-how-to-classify-shapes-of-this-image-as-square-rectangle-trian...

4 months ago | 0

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How to classify shapes of this image as square, rectangle, triangle and circle?
Fit a polyshape to each of the objects by downloading bwlpolyshape() https://www.mathworks.com/matlabcentral/fileexchange/18142...

4 months ago | 0

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Combining one matrix into another that are of different sizes
n = 36; V = kron( eye(2) , [ 0 1 0; -1 0 0; 0 0 1]) ; V(end,n)=0; K=numel(1:3:32); Tx=cell(1,1,K); Tx{1}=V; for k = 2:...

4 months ago | 1

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Problem with mesh grid and intersection of two surfaces
Perhaps as follows: tol = 1e-8; pas = 0.001; [N11, N31] = meshgrid(0:pas:0.01); N11=N11(:); N31=N31(:); %% Polynôme 1 A...

4 months ago | 0

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Switching values around in a matrix
A = [2 5; 9 7; 10 2; 3 2; 1 9]; B([1:2:10,2:2:10],1)=A(:)

4 months ago | 0

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Answered
problem using trisurf in a gui
The "hold on" command doesn't prevent it from starting afresh every time. Use, hold(ax2,'on')

4 months ago | 0

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can i change how load function operates?
You cannot, unfortunately.

4 months ago | 0