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imregcorr() misaligns images badly
Phase correlation isn't going to be a good algorithm for images of a starry field. I think your best bet is to do landmark extra...

alrededor de 2 meses hace | 1

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Merging different legend labels
One way, x1 = [1, 2 ,3, 4, 5]; y1 = [5, 3, 2.8, 1.7, 1.2]; y2 = [6.5, 4.7, 3.5, 1.9, 1.3]; x2 = [1, 2, 3, 4, 5]; y3 = [6, 5...

alrededor de 2 meses hace | 0

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Trouble with inheritance i MATLAB OOP
Remove these property declarations from PathParameterFile, properties Path; xmlStruct; ...

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I have been working on 3D imaging in the form of pixels with spheres in a box and need help in finding out the contact points in between the spheres in the produced pixel data
This assumes SS contains the edge map of the two spheres and nothing else. L=bwlabel( imfill(SS~=0,'holes') ); se=ones(3); ...

alrededor de 2 meses hace | 0

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The extrinsic function 'perms' is not available for standalone code generation.
Here's an alternative implementation of perms(), suitable for small vectors. Maybe pre-2024b Coder will find it more pallatable....

alrededor de 2 meses hace | 0

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what type of deep learning network?
It is a feedforward neural network.

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Enforce condition in lsqnoneg
Suppose your original problem is, Rewrite the problem by making the change of variables x=Q*z where z>=0 and Q=eye(160...

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What are the packages I need to select while installing MATALB for suceessfully installing MATLAB runtime.
This might help: https://www.mathworks.com/products/compiler/matlab-runtime.html

alrededor de 2 meses hace | 0

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Formatting Data in dlarray for Machine Learning Input
XTrain(1:10)={rand(3,540)}; %hypothetical data XTrain=dlarray( cat(3, XTrain{:}) ,'CTB')

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Using dlarray with betarnd/randg
Random number generation operations do not have derivatives in the standard sense. You will have to define some approximate deri...

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Degrade image with known MTF to another desired MTF
sfrmat3 is 3rd party code, so nobody here knows what it is doing. I suspect at least part of the problem is that img_blurred is ...

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Update a value in a struct in another function
You must return the modified myStruct from myUpdate(): myStruct.myLength = 1 myStruct = myUpdate(myStruct) function myStr...

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Deep learning numerical regression, no images, custom loss function
I don't know what kind of hidden layer architecture you would want for such an application, but the network below (layer graph a...

2 meses hace | 0

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Why are the components of the two eigenvectors not continuous and smooth, when the underlying data is continuous and smooth?
Note that eigenvectors are not generally continuous functions of the matrix entries, as shown in this old example from J.W. Give...

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How to speed up my code (computing jacobian)
You can use equationsToMatrix to obtain the Jacobian. Depending on what you are doing, you might then convert the matrix to doub...

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How to distinguish pressing cancel vs entering an empty string in inputdlg?
However, this does not distinguish between meaningfully enterring an empty string and pressing cancel/x. It should. Hitting ok...

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fminunc limit step size
No, there is no way to limit the stepsize, but you shouldn't be using a random initial point. That is never a good idea.

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How do I remove outliers in data so that vectors are of the same length for plotting?
Perhaps something like this, [Y,discard]=rmoutliers(Y); X(discard)=[];

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inv(A)*B*inv(A) or A\B/A, which is more accurate for a full rank A and half rank B
I tried both inv(A)*B*inv(A) or A\B/A, resulting in very different results for a gradient descent algorithm. From this, it woul...

2 meses hace | 0

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Accessing data from same variables within different tables in a structural array
fcn=@(p) interp1( p.data.TimeCooling , p .data.TempCore, timepoints(:)); TempCore_Lookups= cell2mat(arrayfun(fcn,p,'un...

3 meses hace | 0

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One function is greater than other
Let us reorganize the inequality as, Since log(z)>0 in the given domain of z, this implies which in turn implies that...

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Finding accurate inverse of binary circulant matrix
We don't know what it is that you consider improper about the results of inv(). The test below indicates to me that everything i...

3 meses hace | 0

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Proving one function is greater than other?
Make the change of variables and rearrange the inequality as, Since is a convex function on such that >0 and , it read...

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Function to trainNetwork returns an unexpected error
Your X_train and y_train data were in some weird format that trainNetwork cannot recognize. Try this instead, Xdata = num2cell(...

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orthogonal projection of 3D nodes onto a 2D plane
You should post questions about a FEX file on the submission's FEX Discussion forum, since only its author is likely to have the...

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Surf on a cylinder
% Step 1: Create the heatmap data % Example heatmap data heatmapData = peaks(50); % Replace this with your actual heatmap dat...

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create a 3D smoothing with csaps (or similar)
load curve_1 cc = curve_1; %or curve_2 x = cc(:,1); y = cc(:,2); z = cc(:,3); t=linspace(0,1,height(cc)); tu=linspace(0...

3 meses hace | 1

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How to train a vector multiple-input multiple-output network
You have only entered one InputDataFormat. The error message is telling you that you need two of them, e.g., options = training...

3 meses hace | 0

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Create different interpolation steps in a column
newy=[1:10,12:2:30, 50:50:500]; newdata=interp1(y,data,newy);

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lambda in fmincon Interior-Point Algorithm with Analytic Hessian
How come it is an input to the function hessinterior? Because both x and lambda are computed iteratively. The solver therefore...

3 meses hace | 0