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Question

mexcuda() can't find Visual Studio 2022, but mex() can.

In R2024a, I encounter the following when trying to compile with mexcuda in conjunction with Visual Studio 2022. >> mexcuda -la...

ungefär 23 timmar ago | 1 answer | 0

### 1

answerloading and training an existing network.

previous = load("savednet","net","layers"); net = trainNetwork(data,clabels,previous.net,options);

3 dagar ago | 0

| accepted

Interpolate and plot a surface in a rotated coordinated system

I'm not familiar with the FEX submission you used, but I can show how I would do it with this one, https://www.mathworks.com/ma...

3 dagar ago | 0

Find the indices of numbers that occur first

You won't be able to do better than a for-loop over the V(i).

3 dagar ago | 0

scale/normalize parameter vector for optimization

The transformation is non-differentiable, and probably is not a good idea for Optimization Toolbox optimizers which are smooth ...

3 dagar ago | 0

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...

4 dagar 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...

5 dagar 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...

7 dagar 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 ...

7 dagar 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...

7 dagar 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...

11 dagar 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...

12 dagar 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...

14 dagar 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...

16 dagar 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...

17 dagar 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? ...

17 dagar 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...

22 dagar 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...

24 dagar ago | 1

| accepted

N-dimension curve fit how to

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

26 dagar 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...

26 dagar 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...

26 dagar 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...

28 dagar 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...

29 dagar 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...

29 dagar 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...

ungefär en månad ago | 1 answer | 1

### 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 ...

ungefär en månad ago | 0

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

Use lsqlin instead.

ungefär en månad 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); ...

ungefär en månad 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...

ungefär en månad ago | 0