Answered
How to impove multistart/lsqnonlin solution selection when difference between Fvals is too small to discern from rounding noise.
I have tried calculating the residuals using VPA arrays at 35 significant digits Do you really need to keep all 35? I imagine y...

1 year ago | 0

Answered
Fastest way to find the values and indices of the entries of a vector X that are closest to each entry of a matrix A.
result_idx = reshape( interp1(X,1:numel(X),A(:),'nearest','extrap') ,size(A)); result_val=abs(X(result_idx)-A);

1 year ago | 2

Answered
I cannot use interp2 function instead of griddata
scatteredInterpolant is supported for Code Generation as of R2024b, so if you can upgrade from R2019b, that might sove it.

1 year ago | 0

Answered
Multimodal image registration: Is it possible to register an X-Ray to an MRI in Matlab?
There are no native Matlab commands to do even mono-modality 2D-3D image registration. As a first step, you would probably need...

1 year ago | 1

| accepted

Answered
Numerical search for the singular points of a complex matrix
and it is easy for me to procure initial guesses that work If so, just use fminsearch, p = fminsearch(@(p) det(Z(p)) ,[sigm...

1 year ago | 0

| accepted

Answered
Identifying and extracting clusters of points from image
Perhaps clusterdata.

1 year ago | 0

Answered
How to compute the intersection point of the indifference curve and the cml curve?
You've negelected to tell us what the independent variable is. If I assume it is Annu_rf, then one way would be, U=@(Annu_rf) A...

1 year ago | 0

| accepted

Answered
How do I use a .exe compiled with an app in app designer?
If you are using the deploytool app to compile, you can include analysis.exe via the section "Files required for your applicatio...

1 year ago | 0

| accepted

Answered
train neural net with prior solution
Your post is under-detailed and does not tell us how the network and training are implemented. If I assume you are using trainne...

1 year ago | 0

Answered
Pause button not functioning
Try using waitfor instead, along with some sort of uicontrol, e.g., % Create the figure fig = figure; % Add a button to ind...

1 year ago | 0

Answered
Why does converting categorical(0) to double add 1?
It doesn't add 1. It just enumerates your categories (in numerical or alphabetal order), e.g., double( categorical(["dog","cat"...

1 year ago | 0

Answered
Converting 1x1 struct with multiple fields to numeric matrix
tieup.x1 = '2,3,6'; tieup.x2 = 3; tieup.x3 = 4; tieup.x4 = '1,4,5'; tieup.x5 = '1,2,3,6'; f=string(fieldnames(tieup))'; ...

1 year ago | 1

Answered
How to resolve this error?
[y, e] = hFDAF(x, d);

1 year ago | 0

Answered
How to find values in a nested struct with repeating fieldnames?
I think a loop in combination with the find function could do the trick, but this seems like an inefficient and error-prone way....

1 year ago | 0

Answered
multiply a matrix into every block matrix in a big matrix
Hc=[1,2;3,4]; A=kron(ones(3),eye(2)); %2x2 blocks Aij blockheight=2; result=reshape( Hc*reshape(A,blockheight,[]) , ...

1 year ago | 0

Answered
multiply a matrix into every block matrix in a big matrix
You can download this package, https://www.mathworks.com/matlabcentral/fileexchange/115340-block-transposition-permutation-and-...

1 year ago | 0

| accepted

Answered
Are there MATLAB functions or scripts to perform boolean operations on triangulated solids?
If you mean you want to take intersections and unions of meshes, then no, there are no MathWorks-authored commands to do that. H...

1 year ago | 0

Answered
How to save and load MATLAB app?
The app object contains handles to all the app's uicontrols, but your LoadConfigMenuSelected callback doesn't reference any of ...

1 year ago | 0

Answered
How to get the Class Names from a dlNetwork?
After you've trained the model as a dlnetwork, there is nothing stopping you from converting it back to a traditional SeriesNetw...

1 year ago | 0

| accepted

Answered
handling data inside for loop
dataAllFiles4 = cell(2,length(csvFiles4)); dataIndex = 1 for k4 = 1:length(csvFiles4) % Get the full file name b...

1 year ago | 0

| accepted

Answered
Identifying Boundary Nodes in a Point Cloud
If the regions are supposed to be convex, you can use convhull or convhulln.

1 year ago | 0

Answered
How to find the multiplication or division value of a matrix for each row and column in matlab
A.*B A./B

1 year ago | 0

| accepted

Answered
Overlay data points on image plot and only rotate image points not the image using imref2d
load B.mat; %load reverse imcomplement of image load x_world load y_world figure(1); theta = -90; %rotate image counterclock...

1 year ago | 0

| accepted

Answered
What is the correct way to save a large MATLAB structure?
but how can 56GB of "overhead" be considered acceptable? It depends on what your struct contains. Field data containing handle ...

1 year ago | 1

Answered
How to remove all NaN and Inf values when calculate the mean?
If you're saying you want to take the column-wise mean, ignoring zeros and non-finite values, then you could do, exclude = (Lo...

1 year ago | 0

| accepted

Answered
Can MATLAB do a 2-D FFT on a uniform parallelogram grid of measured points?
I need to Fourier Transform my parallelogram grid of measured values into ground freq domain, the Inv FT that into ground time d...

1 year ago | 0

Answered
How to find the point the graph crosses the x axis
x = @(t) (0.3) .* exp(-3 .*t) .* cos(4 .* t) + 0.2 .*exp(-3 .* t) .* sin(4 .* t); firstroot = fzero(x,[0,1]) %% graphs par...

1 year ago | 0

| accepted

Answered
After segmentation how to save number of subobejcts for each objects
If you mean you want to extract the sub-images forming the bounding box of each circle, then perhaps something like the followin...

1 year ago | 0

Answered
How to use fsolve to solve all the equations?
given too many results Perhaps you should use uniquetol, rather than unique.

1 year ago | 0

Answered
Controlling aspect ratio for tiled layout
[epsilon, phi,omega]=deal(rand(10), rand(10), rand(10,1)); tiles = tiledlayout(1,3); tiles.TileSpacing = 'loose'; ax1 = ...

1 year ago | 0