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Why does backslash behave differently when transposition is used in-line?
The already given answers explain the effect alreayd. A summary: Why does backslash behave differently when transposition is us...
6 jours il y a | 1
Question
How to find a function in the path - securely?
What is a safe method to check, where a specific function exists in Matlab's path? It should not matter, if the function is an M...
11 jours il y a | 2 réponses | 1
2
réponsesQuestion
Effects of adding folders in -FROZEN mode
When folders are added by addpath('-frozen'), the time stamps of the M-files are not checked. This should improve the speed, esp...
17 jours il y a | 1 réponse | 0
0
réponse
Pleae i can solve this error broblem
Inside the code line 48 you find this part: a*s*h(a4+a1)*dt*dE % ^ here There is a missing operator after the variable h. ...
2 mois il y a | 1
Loss of precision in wave equations
The sum is numerically instable. So your observation is expected. Beside the symbolic toolbox oder a toolbox for arbitrary pres...
2 mois il y a | 0
Why does pcolor not display the full matrix?
c = [1, 2, 3; 4, 5, 6; 7, 8, 9]; x = [1, 2, 4]; y = [1, 3, 4]; H = pcolor(x, y, c); Fine. PCOLOR does exactly, what it is wa...
3 mois il y a | 0
I want to smooth curve matlab
Exporting a diagram as EPS or PDF creates a vector image, which is sharp even if you magnify it. You might want to use a famous...
3 mois il y a | 0
check if a file exists
Starting in R2017b, you can use the "isfile" function to check if a file exists. For example: if isfile(filename) % File exists....
plus d'un an il y a | 64
| A accepté
Cell conversion to double
To convert a cell array of character vectors to numbers, you can use the |str2double| function. This function is the simplest me...
plus d'un an il y a | 36
| A accepté
Question
How to write ASCII to byte file?
In MATLB versions until R2021a I could write ASCII values stored in a CHAR array into a string as unsigned char by: data = char...
plus d'un an il y a | 3 réponses | 2
3
réponsesA soumis
WinPower
Shutdown, sleep, hibernate etc. of Windows computers
plus de 2 ans il y a | 2 téléchargements |
Trying to ammend pathdef.m using the Set Path button on the Home bar.
If you want to modify the pathdef.m file for all users of the computer, start Matlab with admin or root privileges. Then overwri...
plus de 2 ans il y a | 0
need a script to rename and resort TIF files
Folder = 'C:\Users\Desktop\New folder\'; Files = dir(fullfile(Folder, '*.tif')); Keys = {'A', 'B'}; [~, name] = filepart...
plus de 2 ans il y a | 0
| A accepté
How to inclusively extract rows of a large cell array between cells given start and end patterns?
Why do you want to avoid loops? Reading the file completely to apply vectorized methods requires 8 GB of contiguous free RAM for...
plus de 2 ans il y a | 1
Find index of cells containing my string
Do you want to search for 'bla' within the text in each element of the cell array, or for elements that are 'bla' exactly? If yo...
plus de 2 ans il y a | 119
| A accepté
Can I generalize a folder lookup location so that data can be accessed in more than one way?
The core of the problem is a messed up storage of files in a bunch of folders. Collecting the files in one shared folder would b...
plus de 2 ans il y a | 0
How do I close parallel button?
You can try: FEX: CmdWinTool CmdWinTool lean
plus de 2 ans il y a | 2
How can I select two out of 6 points for every page without loops?
n = 2; X = randi(40, 6, 3, n) mask = all(X >= 0 & X <= 30, 2) Y = reshape(X(cat(2, mask, mask, mask)), [], 3)
plus de 2 ans il y a | 0
| A accepté
using feval or not?
I do not see problems with using feval. There have been a speed penalty in old versions, as far as I remember R2009a. But now t...
presque 3 ans il y a | 0
| A accepté
save matrix command works sometimes and sometimes gives error
Avoid strcat to create a folder name, but use fullfile, which cares for the correct separators. A try/catch block is the way to...
presque 3 ans il y a | 0
Integration time step in ODE45 Matlab
The output time interval is the integration interval, so you can grab it e.g. in the outputfcn.
presque 3 ans il y a | 0
Warning: Single line Edit Controls can not have multi-line text
res is a numerical array. You cannot insert it as string in handles.edit5. Display an image in an axes as image object.
presque 3 ans il y a | 0
Why Euler's number e = 2.71828... is not a built-in constant in MATLAB?
What an epic discussion. Some levels less sophisticated: I needed exp(1) in a line of code called very frequently. exp() is an ...
presque 3 ans il y a | 0
How to produce 1 and -1 in MATLAB
Exactly 50% or randomly? x = randi([0, 1], 1, 2000) * 2 - 1; y = [ones(1, 1000), -ones(1, 1000)]; y = y(randperm(y));
presque 3 ans il y a | 1
Delete every nth element in array and increasing 1 NaN value per new row
Array = [1,2,3,4,5,6,7,8,9,10]; n = numel(Array); Out = nan(n - 2, n); for k = 2:n - 1 Out(k-1, 1:k:n) = Array(1:k...
presque 3 ans il y a | 0
| A accepté
How should I recover.m file of the function in the toolbox?
You can ask a colleage for the original file. Of course with some tricks you can find a way to type the file here in the forum a...
presque 3 ans il y a | 0
| A accepté
delete special characters (\ / : * " < > |) in char
name_1 = '<Hello World>'; name_1 = erase(name_1, ["<", ">", "\", "/", ":", "*", """", "|"])
presque 3 ans il y a | 1
Memory efficient alternative to sprandsym?
It would be useful to create the input by some commands in the example, such that the readers can run the code without your file...
presque 3 ans il y a | 0
Why do I keep getting this error for subplot? Am I missing a toolbox or is the code wrong?
Please read the documentation of the command: subplot or doc subplot You call this command like subplot(m,n,p), where m and n...
environ 3 ans il y a | 0
