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**Feeds**

I have shifted from lsqnoneg to lsqlin because lsqnonneg does not support additional constraint is it right or wrong choice?

If your lsqlin can solve your problem, then there is usually never any reason to use lsqnonneg. lsqnonneg is for nonlinear least...

ongeveer 4 uur ago | 0

Why is my hamming window and rectangular window values the same for sigma_omega when I make L = 21?

% Set window length L = 21 L = 21; % Generate rectangular and Hamming windows rect_window = window(@rectwin, L); hamming_w...

ongeveer 18 uur ago | 0

| accepted

How to identify Gaussian type maxima in an image

using imregionalmax i can generate a list of candidate. I wanna check each one now. I may like to filter the one which are non s...

3 dagen ago | 0

transform linear inequality constraints into bound constraints for optimization solvers

Yes, a set A*y>=0 is a cone and so can equivalently be expressed as where are the so-called extreme rays of the cone and are ...

3 dagen ago | 0

Cannot define a cell array of custom classes in function argument validation

classdef Session < handle %SESSION Summary of this class goes here % Detailed explanation goes here properties (Acc...

3 dagen ago | 1

How to convert two nested for-loops to one parfor loop.

It does not seem advisable to use parfor. Everything in your code is vectorizable. However, here is what a parfor approach could...

7 dagen ago | 0

| accepted

Why can't we define properties on enumerations extending from built-in classes?

I don't know why. I suspect it is for the same reason why builtin indexing and concatenation no longer works when you add proper...

8 dagen ago | 0

| accepted

Why did CD folder; give such a goofy error message when I just forgot ()

Because cd apploc is equivalent to, cd('apploc') This is a general thing in Matlab function-calling syntax. For any functio...

10 dagen ago | 1

moving median with variable window

Anyway, I will be very happy for any hint how to apply robust median filter on my use case, where separate parts of signal shoud...

12 dagen ago | 0

moving median with variable window

x = rand(1,6) k = [2,3,3,5,3,2]; n=numel(x); J=repelem(1:n,k); I0=1:numel(J); splitMean=@(vals,G) (accumarray(G(:),vals...

13 dagen ago | 0

Minimum CUDA driver version which works with R2024a

The driver version you need is a function of your GPU card. Why not just install the latest one as the error message suggests? ...

13 dagen ago | 2

Modifying arrow length based on intersection with polygon

An alternative to Mike's approach using linexlines2D() from the File Exchange, https://www.mathworks.com/matlabcentral/fileexch...

18 dagen ago | 1

Should table Indexing be Faster?

I haven't profiled it, but I would bet that the following line, from @tabular/braceReference b = t.extractData(varIndices); is...

20 dagen ago | 1

| accepted

N-dimension curve fit how to

Perhaps polyfitn will help, https://www.mathworks.com/matlabcentral/fileexchange/34765-polyfitn

22 dagen ago | 0

How to speed up vectorized operations for dynamic programming

This might be a little faster. betaPZtransp=beta*PZ'; tic while err>tol && iter<=max_iter RHS = Ret + reshape(V0*bet...

22 dagen ago | 1

| accepted

Is there a meaningful guideline on when to use parentheses vs square brackets vs curly brackets in writing MatLab code?

General If we forget about indexing for the moment, it becomes very simple. Function calls use parentheses, and only parenthese...

22 dagen ago | 2

Chasing what is wrong with 'dual-simplex-highs' in linprog

It doesn't like your super-small Aeq values. load('linprog_test.mat') Aeq(abs(Aeq)<1e-8)=0; linprogopt = optimset('Algori...

24 dagen ago | 1

How to log the data in the workspace without modifying the content of the for loop?

What does "log the data" mean? Do you mean you want to store it to a file on disk, or do you want to store it in some sort of ar...

25 dagen ago | 0

whether is imageInputLayer flattened?

No, an imageInputLayer does not reshape the input that it receives, as demonstrated in the following, net=dlnetwork(imageInputL...

25 dagen ago | 0

| accepted

Question

Accessing network drives from within Matlab

I have two Windows 10 computers running Matlab 2023b on the same network. On one computer, I am able to reach a remote network d...

26 dagen ago | 1 answer | 0

### 1

answerHow to quantify shape similarity between two vectors.

Perhaps you could use correlation-based similarity? x1 = 0:0.1:10; Y1 = gaussmf(x1,[0.8 5 ]); Y2 = gaussmf(x1,[0.8 3 ]); Y3 ...

27 dagen ago | 0

I need to apply constrain using least square non negative function in Matlab

Use lsqlin instead.

ongeveer een maand ago | 0

Slice of a 3D plot and projection of that function in a plane.

[x,y,yhalf]=deal(linspace(-2,2,100)); yhalf(y<0)=nan; Z = exp(-( x.^2 + y.^2')); figure, mesh(x,yhalf,Z,'FaceAlpha',1); ...

ongeveer een maand ago | 0

| accepted

Why imregtform registration fails on similar images

Perhaps as follows, load Images g=@(z) entropyfilt(z); f=@(z) z.*(z>=1.5); im=f(g(im)); ref=f(g(ref)); ov=imref2d(size(i...

ongeveer een maand ago | 0

How to numerically evaluate this singular integral in integral2?

As demonstrated in the comment above, the integral is theoretically non-convergent unless c>=norm([10/a,10/b]). Here is a furthe...

ongeveer een maand ago | 1

Simply trying to find a value in the same row as my known value but in a different column.

Everything I have tried also gives me an answer of "0×1 empty double column vector," but without any value. You haven't shown...

ongeveer een maand ago | 0

Poor performance of linprog in practice

There are some papers in the computational literature that show that if you recast a DP problem as LP problem you can achieve si...

ongeveer een maand ago | 0

| accepted

Can we specify an "outward" direction to normal obtained from pcfitplane approach?

I doubt you can, but it shouldn't matter. If the normal is pointing the wrong way, just post-process the fit by flipping its dir...

ongeveer een maand ago | 0

Out of memory when solving large system of non-linear equations (fsolve, fminunc, ...)

I have more then 50000 variables. And ideally, I still want to scale up to number of variables. This means your Jacobian matrix...

ongeveer een maand ago | 1