Answered
Optimization stopped because the relative changes in all elements of x are less than options.StepTolerance = 1.000000e-06, but the relative maximum constraint violation, 9.999
Your ConstraintTolerance setting is extraordinarily large. Did you mean to have, ...'ConstraintTolerance', 1e-7)

1 year ago | 0

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Nested fmincon call to solve min max optimization
To solve without nested optimization, reformulate as, which can be solved using ...

1 year ago | 0

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How can i use symbolic variables in a parallel Computing (parfor)?
Dlu_11_1= zeros([M,N,N,M], 'sym') ; parfor t=1:(M*N)^2 [ki,kj,j,i]=ind2sub([M,N,N,M],t); Dlu_11_1(t)=d...

1 year ago | 1

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Question

Are dlnetworks supposed to be allowed to have output layers?
Are dlnetworks allowed to have output layers? In the following code, I manage to create one, so the answer would seem to be yes....

1 year ago | 1 answer | 0

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Answered
How to install Graph Neural Networks Toolbox on MATLAB2024b
There is no such toolbox natively supplied by the MathWorks. If you're talking about a 3rd party toolbox, you should ask its aut...

1 year ago | 0

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Fit Ellipse to structure in image
I recommend downloading this, https://www.mathworks.com/matlabcentral/fileexchange/87584-object-oriented-tools-to-fit-plot-coni...

1 year ago | 0

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I want quick access toolbar strip (Data strip, ZoomIn, ZoomOut, etc.. buttons) on my 2019b MATLAB figure/plot window.
addToolbarExplorationButtons(fig)

1 year ago | 0

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Find orientation of a blade-shaped object
I would like to measure its orientation with an accuracy close to 0.1°. The accuracy will be influenced by the quality of your ...

1 year ago | 0

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Answered
vpasolve finds no solutions except the null solution
With numerical algorithms like vpasolve, you never can tell what it will find, if anything. In any case, lsqnonlin seems to offe...

1 year ago | 0

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Answered
How to fill a blank cell with the value of the cell above it in a table?
The only line of code you need is this one data.Var1=fillmissing(data.Var1,'previous') Get rid of the lines around it. Var1={...

1 year ago | 0

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Answered
How to put a legend outside of a tiled layout graph?
TL=tiledlayout(4,1); %Outer Layout tl=tiledlayout(TL,3,1); %Inner Layout -- child of TL tl.Layout.Tile=1; tl.Lay...

1 year ago | 0

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Answered
polyshape fractures after multiple merges
Perhaps I don't fully understand the logic of your loop completely, but I definitely think subtract() is more appropriate here t...

1 year ago | 0

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Answered
When using assignin in subfunction A to create a variable in the workspace of subfunction B, the variable is being overwritten by a MATLAB built-in function with the same name
The real solution is this, function output = test_beta(input) output = test_beta2(input); end function beta=test_beta2...

1 year ago | 2

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Answered
Non-linear scaling for linear increase in complexity
It is because you are applying property validations {mustBeFloat, mustBeNonnegative} on the x property. This means that in every...

1 year ago | 0

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Question

Numeric vector indexing slows down when the vector is a struct field. Why?
In the speed comparision below, the only difference between Version 1 and Version 2 is that the vector being updated is the fiel...

1 year ago | 1 answer | 0

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Answered
how to read in a curved region of interest that is one plane?
I don't quite understand what you are trying to do, but I have the vague impression you are trying to interpolate an image on a ...

1 year ago | 0

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What coordinate system does regionprops assume for orientation angle?
You can still view the Orientation properties coordinate system as x-right, y-down, z-into-screen. However, the direction of pos...

1 year ago | 0

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Which dimension(s) does trainingOptions shuffle apply to?
You can use analyzeNetwork to see which dimension is the batch dimension.However, I believe it will always be the last dimension...

1 year ago | 0

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Answered
finding partial solutions from ill-conditioned equations
If you know which x(i) are well-determined, you could use lsqminnorm. In this example, we know that only x(1:2) are well-determi...

1 year ago | 0

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Answered
Optimization method based on the Nonlinear least squares as well as fmincon for the defined objective function (Non-linear function).
The goal is to use some inverse method to get the same 3D datasets; therefore, after defining the objective function, I applied ...

1 year ago | 0

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Answered
I am encountering a persistent error with the predict function in the Deep Learning Toolbox within MATLAB 2024b.
You need, testDlarray = dlarray(randn(inputSize,1), 'CB'); or, testDlarray = dlarray(randn(1, inputSize), 'BC');

1 year ago | 0

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Answered
I have a N*N matrix depicting the intensities at different points in a circular plane. They are different intensities on a disc. How to plot the image?
clc, close all force N = 10; % Number of polar samples M = peaks(N); % Example heat map data T = linspace(0, 2*pi, N)'; %...

1 year ago | 0

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Parpool in Pattern search with temp directories
The process continous but i get these warnings:Warning: Unable to create a parallel pool. Continuing with evaluations in serial....

1 year ago | 0

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Fittype that calls a subfunction and integration with appdesigner
Your model is linear (in p). Using a nonlinear least squares fitter is super inefficient. So, instead, you should do, A = cell...

1 year ago | 0

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Diff does not work with symmatrix
Element-wise exponentiation is not a standard matrix algebra operation. I imagine it is for that reason that symmatrix.diff() do...

1 year ago | 0

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Answered
How to call a centralized class from multiple deployed applications
If the platform is Windows then, according to ChatGPT, you can deploy the class as a COM server, so that another deployed MATLA...

1 year ago | 0

Question

Define a custom input layer in the deep learning toolbox
In the Deep Learning Toolbox, it is possible to define one's own custom output layers and hidden layers. Is there no way to defi...

1 year ago | 2 answers | 0

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Answered
How to plot a loss function in reinforcement learning
This File Exchange submission looks reasonably popular, but I haven't used it myself, https://www.mathworks.com/matlabcentral/f...

1 year ago | 0

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Is it possible to reduce this for loop into one line of code?
Headers = findMissing(Headers); %One line

1 year ago | 1

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Pagewise multiplication along a dimension without using a for loop?
If you can build X in cell array form, instead of 4D form, you can save some time as well: X = randi([1 10],2,2,10,5); Xc = ...

1 year ago | 0