Réponse apportée
Is Home version an annual-basis or one-time purchase?
For your first question does the MATLAB Home product page (and the FAQ at the end of that page) provide you with sufficient info...

plus de 3 ans il y a | 0

| A accepté

Réponse apportée
How to Convert symbolic variables to numeric
If it contains no symbolic variable use double. two = sym(2); sqrt2 = sqrt(two) x = double(sqrt2) If it does contain a symbo...

plus de 3 ans il y a | 2

Réponse apportée
Why in the Test Manager; option of select New > Test for C/C++ Code is not appearing?
According to the Release Notes the capability to perform C/C++ code testing in the Test Manager was introduced in release R2021a...

plus de 3 ans il y a | 0

| A accepté

Réponse apportée
How to separate real and imaginary components from a given expression in Matlab?
syms X1 X2 XC RL Zin=((X1*XC)-1i*(X2*RL))/(RL+1i*(X1*X2*XC)); A=real(Zin) B=imag(Zin) What leads you to believe something ...

plus de 3 ans il y a | 1

| A accepté

Réponse apportée
ODE solver not running full time span
That suggests to me that you should have received a warning but perhaps you've suppressed it? Something along the lines of "Fail...

plus de 3 ans il y a | 0

Réponse apportée
What are the differences between integral and trapz?
The integral function accepts a function handle as input and computes the integral of that function over an interval by evaluati...

plus de 3 ans il y a | 2

Réponse apportée
how do i solve this error: Undefined function 'imnoise' for input arguments of type 'uint8'.
The imnoise function is part of Image Processing Toolbox. Check the output of the ver function to determine if you have this too...

plus de 3 ans il y a | 0

Réponse apportée
I am learning still and i have no idea how to write 8y''' - y' = cos(20t) + sin(2t) in matlab
How are you trying to solve the ODE? Numerically or symbolically? If numerically, see the van der Pol example on this documenta...

plus de 3 ans il y a | 0

Réponse apportée
using linspace in a matrix incrementing by a certain number
There are several functions for creating regularly spaced vectors of given lengths depending on which three of the four paramete...

plus de 3 ans il y a | 0

Réponse apportée
Can we get functions from the curve fitting toolbox?
You can evaluate a fit as shown by the sections on this documentation page and this documentation page whose names start with "E...

plus de 3 ans il y a | 0

Réponse apportée
MATLAB switching between integer and floating numbers in a loop during computation
What you're missing is that 0.1 is not exactly one tenth. Welcome to the world of floating point arithmetic. See the "Avoiding C...

plus de 3 ans il y a | 0

| A accepté

Réponse apportée
MATLAB 'copy command' has unrecognised function or variable
The command is correct. I just tried it and it opened the example as I expected. From the Release Notes for release R2022b, "Ma...

plus de 3 ans il y a | 0

| A accepté

Réponse apportée
How can I replace inline
To convert a symbolic expression into something you can evaluate numerically use the matlabFunction function.

plus de 3 ans il y a | 0

Réponse apportée
where is the assised function in the example of using cycle-GAN denoise?
In general, to access helper functions for an example you should open the example in MATLAB (either your desktop installation of...

plus de 3 ans il y a | 0

Réponse apportée
Unrecognized property string for class Panel
Since handles.fitting1 is a Panel object according to the error message, let's look at the list of Panel properties and see if S...

plus de 3 ans il y a | 0

| A accepté

Réponse apportée
How can i found the infelction point from the data and remove the data before the first and last infelction points.
The ischange, islocalmin, and/or islocalmax functions may be of use to you, as might the corresponding Live Editor Tasks Find Ch...

plus de 3 ans il y a | 0

Réponse apportée
How to make a function and input another function
I think what you want is: y = bbb(@humps, 0.5, 1) function [i] = bbb (r,a,b) i=r(a)-r(b); end

plus de 3 ans il y a | 1

Réponse apportée
Getting error : Unrecognized field name "array".
Does this command indicate that train.mat contains a variable named array? whos -file train.mat % or whos('-file', 'train.mat')...

plus de 3 ans il y a | 0

Réponse apportée
Using strjoin to put as a variable name in a table
Specify VariableNames as either a cell array containing char vectors or as a string array. Don't specify them as a cell array co...

plus de 3 ans il y a | 1

| A accepté

Réponse apportée
Why is 'step' function not accessible (MATLAB online and installed)
As far as I'm aware none of the functions named step in MATLAB can be called with no input arguments. Is this perhaps a script o...

plus de 3 ans il y a | 0

Réponse apportée
Genvarname for array of structs with indexing
Can you dynamically create variables with numbered names like AB1, AB2, AB3, etc.? Yes. Should you do this? The general consens...

plus de 3 ans il y a | 0

| A accepté

Réponse apportée
Time-based integration of ODEs
The problem you've written out looks quite similar to the "Pass Extra Parameters to ODE Function" example on the ode45 documenta...

plus de 3 ans il y a | 0

| A accepté

Réponse apportée
Dot indexing is not supported for variables of this type in a for loop
First: n_snapshots = natsortfiles(files); n_snapshots was a struct array. But then: if iscell(n_snapshots) == 0; n_snaps...

plus de 3 ans il y a | 0

| A accepté

Réponse apportée
defining a fitting type
See the "Create Custom Nonlinear Models and Specify Problem Parameters and Independent Variables" and "Use Anonymous Functions t...

plus de 3 ans il y a | 0

Réponse apportée
I cannot give this struct as input of a custom function, how can I do?
It is possible to write a function that accepts a struct array as input. Without seeing the body of your myfunction function we ...

plus de 3 ans il y a | 0

Réponse apportée
How to use call helper functions for the definition of constructor method in user-defined class?
For your first question, if helper_function doesn't require any information about the state of the object it probably doesn't ne...

plus de 3 ans il y a | 1

| A accepté

Réponse apportée
what does this error mean and why cant i use the if function i use it in another function and it worked
The end keyword on line 705 closes the if statement on line 689. The end keyword on line 706 closes the function definition on ...

plus de 3 ans il y a | 0

Réponse apportée
How to perform inverse between a page of a 3D matrix and a column vector without loops?
Why do you insist to do this without looping? If you have been told "for loops in MATLAB are slow" that is not necessarily the t...

plus de 3 ans il y a | 1

| A accepté

Réponse apportée
Solving a system with embedded differential and non-differential equations
I assume you've written this function in a file named difsyssolve.m and that your call to ode45 is not in that same file? funct...

plus de 3 ans il y a | 0

Réponse apportée
How can we generate all n by n matrices with entries {0,1,2,...,m-1} for any natural numbers m and n?
How large are the values of m and n in which you're interested? What are you planning to do with these matrices once you've gen...

plus de 3 ans il y a | 0