Respondida
MATLAB graph/cyclebasis: How can I extract labeling-independent “minimal loop units”?
This might help: https://www.mathworks.com/matlabcentral/fileexchange/73630-spatialgraph2d node = [ 2 7 2 3 3 4 4 5 5 6 ...

7 meses hace | 1

Respondida
Access class methods in one line only when you use brackets after class name.
The phenomenon you are seeing goes beyond just classes. Data is the name of a function (the class constructor). As explained her...

7 meses hace | 0

| aceptada

Respondida
How to use Markov Chain Monte Carlo for data fitting
I assume your Python user friend was talking about PyDREAM, https://pydream.readthedocs.io/en/latest/installation.html and th...

7 meses hace | 0

Respondida
Get mean of a matrix which has NaN in it
grades = [2,4,6; 5, NaN, 1; 7, 2,NaN] mean(grades,'omitnan')

7 meses hace | 0

| aceptada

Respondida
Making random to work like randi
idx = floor( (N_clusters-1)*rand(N_clusters,1) )+1

7 meses hace | 1

Respondida
Help with Plotting the Envelope of a Scatter Plot in MATLAB
load xy x=x(:); y=y(:); [G,yg]=findgroups(y); xmin=splitapply(@min,x,G); xmax=splitapply(@max,x,G); [yg,is]=sort(yg...

7 meses hace | 0

| aceptada

Respondida
How we can calculculate the MTF from PSF?
MTF=abs(fft2(PSF)); MTF=fftshift(MTF/MTF(1));

7 meses hace | 0

Respondida
How can i classify shapes on this image as square, rectangle and circle?
See here, https://www.mathworks.com/matlabcentral/answers/116793-how-to-classify-shapes-of-this-image-as-square-rectangle-trian...

7 meses hace | 0

Respondida
How to classify shapes of this image as square, rectangle, triangle and circle?
Fit a polyshape to each of the objects by downloading bwlpolyshape() https://www.mathworks.com/matlabcentral/fileexchange/18142...

7 meses hace | 0

Respondida
Combining one matrix into another that are of different sizes
n = 36; V = kron( eye(2) , [ 0 1 0; -1 0 0; 0 0 1]) ; V(end,n)=0; K=numel(1:3:32); Tx=cell(1,1,K); Tx{1}=V; for k = 2:...

7 meses hace | 1

Respondida
Problem with mesh grid and intersection of two surfaces
Perhaps as follows: tol = 1e-8; pas = 0.001; [N11, N31] = meshgrid(0:pas:0.01); N11=N11(:); N31=N31(:); %% Polynôme 1 A...

7 meses hace | 0

Respondida
Switching values around in a matrix
A = [2 5; 9 7; 10 2; 3 2; 1 9]; B([1:2:10,2:2:10],1)=A(:)

7 meses hace | 0

| aceptada

Respondida
problem using trisurf in a gui
The "hold on" command doesn't prevent it from starting afresh every time. Use, hold(ax2,'on')

7 meses hace | 0

| aceptada

Respondida
can i change how load function operates?
You cannot, unfortunately.

7 meses hace | 0

Respondida
Focus doesn't switch from editor to command window when runnning m file R2025A
Use inputdlg instead.

7 meses hace | 0

Respondida
Running into problems using the latex interpreter in strings
There are two issues, mainly. (1) You should set the Interpreter first (before the String), to avoid the warnings (2) Because ...

7 meses hace | 0

| aceptada

Respondida
Undock the variables window
Yes, you can undock the Variables Editor, and pretty much everything else.

7 meses hace | 0

Respondida
Some enumeration members are unrecognized
I'm not encountering any problems in 2024b. Perhaps you forget that you implemented a disp method, which displays those members ...

8 meses hace | 0

| aceptada

Respondida
How to avoid redefining optimoptions in Simulink for real-time nonlinear optimization with fmincon (SQP)?
You can use global variables (but with care). function y = fcn(u) global lb ub options y = fminbnd(@(x) f1(x,u),lb,ub,...

8 meses hace | 0

Respondida
Anonymous function handle incosistence problem with Fourier functions
Aside from what Stephen mentions, (1) the time and frequency axes need to have a common origin at the center of the array. (2...

8 meses hace | 0

Respondida
How to work out trigonometric identities symbolically?
There is no unique expansion of such an expression. You would have to go the other way. syms w v t simplify( 0.5 * (cos(w*t ...

8 meses hace | 0

Respondida
Issue with 2D Planar Area Calculation Using surf
You may havee to regrid the data so that it is uniformly spaced and also scale the area calculation by the pixel area: load max...

8 meses hace | 0

Respondida
I want to clip a contour output to the interior of a closed polygon
Since you have extracted the contour line coordinate data and modified them, you could just replot them as line plots instead of...

8 meses hace | 0

| aceptada

Respondida
Details pane missing in 2025a
Yes, it's been removed. You can still preview the file by right-clicking on it and selecting Preview. I would be interested to k...

8 meses hace | 0

| aceptada

Respondida
Plotting Set of Inequalities
Your inequalities can be re-arranged as linear inequalities, and then plott...

8 meses hace | 0

Respondida
Function to copy to clickboard in App Designer?
Implement a WindowButtonDownFcn callback for the UIFigure canvas, function CanvasButtonDown(app, event) clickedC...

8 meses hace | 0

| aceptada

Respondida
Please help me, I want to graph this attached simple relation
The following is deliberately not exactly what you asked for, but illustrates one possible approach. [a0,a1,c1,c2,c3,c4,lambda...

8 meses hace | 1

| aceptada

Respondida
fft function seemingly not evaluating correctly
Pretty close. There are several issues with how you set up your axes, both in the original domain and the Fourier domain. For on...

8 meses hace | 0

Respondida
Modulo with expression not the same as modulo with value
Because mod(1,z) is a discontinuous function of z at 0.1, fplot(@(z) mod(1,z),[0,0.2])

8 meses hace | 0

| aceptada

Respondida
Displaying a 3D object with the nearest 2 quadrants to the viewer cut out.
Couldn't you just use the volume viewer app https://www.mathworks.com/help/images/explore-3-d-volumetric-data-with-volume-viewe...

8 meses hace | 0

| aceptada