Answered
Calling Matlab GUI popupmenu callback on click
No, there is no callback in the Matlab level. You can use the Java callbacks, if your "Matlab GUI" is a figure, see https://und...

10 månader ago | 0

Answered
part of file name
s = ' Hello_World_2020 ' c = strsplit(s, '_') c{2}

11 månader ago | 0

Answered
looping though multiple sub-directories
FileList = dir('C:\Base\Folder\**\*.nii'); for k = 1:numel(FileList) File = fullfile(FileList(k).folder, FileList(k).name)...

11 månader ago | 0

Answered
How to open my .m files in App Designer?
You do not have to open the files to use a slider for te modification of a constant. You need to write the code as a function, w...

11 månader ago | 0

| accepted

Answered
array values are overwritten
Prefer file names including leading zeros: image0001.jpg, image 0002.jpg etc. Then the numeical order equals the alphabetical or...

11 månader ago | 1

| accepted

Answered
Delete table from GUI app variable
Perhaps you mean: delete(app.table)

11 månader ago | 0

Answered
How to rename all instances of persistent variables?
Simply remove the persistent command temporarily, rename the variable and insert persistent again. You can open the file e.g. ...

11 månader ago | 1

| accepted

Answered
How to update variable names after a "clear"
Clearing variables is rarely useful in Matlab, but a waste of time only. So on one hand it is not exactly clear, what you are as...

11 månader ago | 0

Answered
Variable is not fully defined on some execution paths.
Does this help? tcell2 = cell(10,10); for t = 1:10 for s = 1:10 tcell2{t,s} = imcrop(pic2, ... [(t-...

11 månader ago | 0

| accepted

Answered
How to select numbers?
F = rand(1,400); M = rand(1,400); Tf = log(-F) / 0.73; Tm = log(-M) / 1.2; It is hard to guess, what this means: "I should...

11 månader ago | 1

Answered
I can´t save
Some virus scanners limit the write access to the user's Documents folder to block encryption trojans. Check the logs of the vir...

11 månader ago | 0

Answered
Replace pixels in a matrix without using histeq
for i = 1:1:r %go through rows for j = 1:1:c %columns img_heq(i, j) = T(img(i,j) + 1); end end

11 månader ago | 2

| accepted

Answered
Error using mex: undefined reference for user build package
According to the documentation https://www.mathworks.com/help/matlab/matlab_external/calling-lapack-and-blas-functions-from-mex-...

11 månader ago | 0

| accepted

Answered
TITLE: How to dynamically determine the name of the variable to be called in the function
I do not get the point. "excel file with data-series in EXACT order of countries (Y_aa Y_bb, Y_cc., i.e.: aa bb cc.." Whe...

11 månader ago | 1

Answered
Removing data from a structure that is less than a certain threshold
The iterative growing and shrinking of arrays is extremely expensive. Better: nTraj = numel(AllTraj.Passive); remove = false(...

11 månader ago | 1

| accepted

Answered
Accessing data within a structure
The chosen data structure demands for loops. There is no "efficient" solution, which extracts the fields in a vectorized way. Yo...

11 månader ago | 0

| accepted

Answered
Acessing imrect with another callback
It is a bad idea to set the AppData of the root object. This has the sme disadvantages as global variables. The complete communi...

11 månader ago | 0

Answered
why my plot not being displayed?
Try plot(x, y, 'o') to check, if x and/or y are scalars, which plot infinitesimal small dots only.

11 månader ago | 0

Answered
Angle between 2 3D straight lines
A = [3,7,9]; B = [4,5,8]; C = [4,5,0]; S1 = B - A; S2 = C - A; Theta = atan2(norm(cross(S1, S2)), dot(S1, S2)); W. Kah...

11 månader ago | 2

| accepted

Answered
How to store a variable in a vector?
iVec = 0.001:0.001:0.999999; result = zeros(1, numel(iVec)); for k = 1:numel(iVec) i = iVec(k); ... your code r...

11 månader ago | 0

| accepted

Answered
How to optimize the computing process of a matrix ?
Pre-allocate the output of loops. Example: num = zeros; for nn=1:length(Y) NUM = size(Y{1,nn}); num(nn...

11 månader ago | 2

| accepted

Answered
Trying to run a script many times and combine all the results
eList = cell(1, 100); for k = 1:100 callYourScript; eList{k} = e; end A cell array is useful, if the elements, here...

11 månader ago | 0

| accepted

Answered
monte carlo simulation in matlab two dices roll
n = 10; % Number or trials throw = randi(6, n, 2); % Value of throws, 2 dice SumThrow = sum(throw, 2...

11 månader ago | 0

| accepted

Answered
Matlab 2015a unable to find C++ compiler in windows10 even after installing microsoft professional C++ 2012. Can anyone help? I initially tried installing SDK7.1 but i was gettting .net framework4 installation errors.
https://www.mathworks.com/matlabcentral/answers/233850-how-can-i-install-sdk-7-1-on-windows-10 https://www.mathworks.com/matlab...

11 månader ago | 0

Answered
Hi guys. I need help splitting a number into its individual parts and then add them. E.g. the number would be 1994 = 1 + 9 + 9 + 4 = 23
N = 1994; m = floor(log10(N)); D = mod(floor(N ./ 10 .^ (m:-1:0)), 10); >> D = [1, 9, 9, 4]

11 månader ago | 0

Answered
Stepping Through Text Documents
See https://www.mathworks.com/matlabcentral/answers/57446-faq-how-can-i-process-a-sequence-of-files A more specific answer is p...

11 månader ago | 0

Answered
Output argument "px" (and maybe others) not assigned during call to "function1"
If the initial value of varx is smaller than tol already, the body of the while varx>=tol loop is not entered at all. Then e.g. ...

11 månader ago | 0

| accepted

Answered
where is the the porblem in audiowrite?
In the original question you write: AUDIOWRITE('test.wav',s,srate) In the comment you mention: audiowrite('test.wav',s,t) Th...

11 månader ago | 0

Answered
How can I open a file in a compiled application?
The error message is clear in this point: You cannot use open in compiled applications. This is not a limitation by the trial ve...

11 månader ago | 0

Load more