Réponse apportée
Functions, Error check
From your description, it seems like you simply need to test for the number of characters. E.g., while numel(outstring) == 0

plus de 7 ans il y a | 0

| A accepté

Réponse apportée
How to implement such function?
Basically, just replace f(x) with f. E.g., f = constant; : f = coeffVector(i) * cos(i*x) + f; You could also do this wit...

plus de 7 ans il y a | 0

Réponse apportée
How to from I(x) to permutation and from permutation to I(x)
E.g., >> Per Per = 0 1 2 3 0 2 3 1 0 3 1 2 3 2 0 1 ...

plus de 7 ans il y a | 0

Réponse apportée
case of two mappings
Not sure which one is first, but maybe one of these is what you want? >> mapping1 = [0 1 3 2] mapping1 = 0 1 3 ...

plus de 7 ans il y a | 0

Réponse apportée
what wrong about this error
The error message appears when you have a mismatch in the number of elements on the rhs and the number of elements on the lhs. E...

plus de 7 ans il y a | 0

Réponse apportée
Why is subtracting different sized matrices not giving me an error? What is matlab calculating?
See documentation on "implicit expansion" https://www.mathworks.com/help/matlab/matlab_prog/compatible-array-sizes-for-basic-op...

plus de 7 ans il y a | 0

| A accepté

Réponse apportée
store values from loop in an array
Typos in your code: for i=1:length(A) And change tableA to TableA (MATLAB is case sensitive). Or, you could get rid of the l...

plus de 7 ans il y a | 0

| A accepté

Réponse apportée
Combination of X and Y vectors to get all possible positions on a Cartesian plane
[XX,YY] = ndgrid(X,Y); Z = [XX(:),YY(:)];

plus de 7 ans il y a | 0

| A accepté

A soumis


C Mex MATLAB Version
Mex C code to determine MATLAB version at compile time and run time

plus de 7 ans il y a | 704 téléchargements |

0.0 / 5

Réponse apportée
mxCreateNumericArray error: cannot convert 'int*' to 'const size_t* {aka const long long unsigned int*}' for argument '2' to 'mxArray*
Simply replace this int* dims = new int[par->ndim]; with this mwSize* dims = new mwSize[par->ndim];

plus de 7 ans il y a | 1

| A accepté

Réponse apportée
How do I implement bsxfun column-wise?
C = arrayfun(@(i)func(A(:,i),B(i)),1:size(A,2)) This just hides the loops behind arrayfun ... it doesn't eliminate them.

plus de 7 ans il y a | 1

Réponse apportée
how to replace a column in a matrix
Instead of replacing all of the columns of A, use a different variable for the result. E.g., a cell array named C. So instead o...

plus de 7 ans il y a | 0

| A accepté

Réponse apportée
Function Return only one value
Call it with two requested outputs: [X,Y] = MyEKFFun(31,24,18,330,364,379,1,1.1,1.3,2) Since you were calling it with no reque...

plus de 7 ans il y a | 4

Réponse apportée
any easier way to find cell by string
Assuming the strings all start with 'test', e.g. find(cellfun(@(C)C(end)=='a',A))

plus de 7 ans il y a | 0

| A accepté

Réponse apportée
cant workout why vectors aren't the same length
If you pass zeros( ) only one argument, it creates a square 2D matrix, not a vector. So give it two arguments to make your resul...

plus de 7 ans il y a | 0

Réponse apportée
Question about array alternating between positive and negative
Seems like there should be a shorter way, but assuming you are looking for all 0 crossings and not just the positive to negative...

plus de 7 ans il y a | 0

| A accepté

Réponse apportée
Can you compile a code including linprog function?
If you look here, linprog is not one of the Coder supported functions: https://www.mathworks.com/help/coder/ug/functions-suppor...

plus de 7 ans il y a | 0

| A accepté

Réponse apportée
Writing a MATLAB script for equations
E.g., put these lines in a file with a .m extension: lambda = input('Input a value for lambda: '); mtbf = 1 ./ lambda; Are yo...

plus de 7 ans il y a | 1

| A accepté

Réponse apportée
Lapacke in level-2 C S-function
According to the interface listed here and the link you list above: http://www.netlib.no/netlib/lapack/double/dpotrs.f The n, ...

plus de 7 ans il y a | 0

| A accepté

Réponse apportée
Index Exceeds Array Bounds
Normally I would have expected to see code that sets the next values of x and y, but I don't see it. I.e., I am looking for line...

plus de 7 ans il y a | 0

| A accepté

Réponse apportée
Finding remaining numbers in logical indexing?
E.g., find1 = length<1; : find2 = (length < 3) & (max_width_head > mean_width_neck*2); : find3 = max_width_head>=me...

plus de 7 ans il y a | 0

| A accepté

Réponse apportée
How to use mxCreateNumericArray
This line is incorrect (wrong function and signature): plhs[0] = mxCreateNumericArray(xynum,1,mxINT16_CLASS); /*Creates a ma...

plus de 7 ans il y a | 1

| A accepté

Réponse apportée
Why is my if statement breaking when condition is not met?
The == operator is an element-wise operator. You need to use a string comparison function for this. E.g., if( strcmpi(verbose...

plus de 7 ans il y a | 0

| A accepté

Réponse apportée
Multidimensional arrays do not work in mex functions?
You can't use multi-level [ ][ ]... syntax with simple pointers. E.g., look at these lines: void matsum(double *dphidt, double ...

plus de 7 ans il y a | 0

Réponse apportée
An efficient (quick) way of entering complex data into Matlab workspace.
Assuming you are using R2018a or later, you might try this FEX submission which can reinterpret real variables as interleaved co...

plus de 7 ans il y a | 0

| A accepté

Réponse apportée
How to get direction for 3d angles between 2 vectors
You will need to define in your code which direction is the clockwise and which is counterclockwise. You can do that by definin...

plus de 7 ans il y a | 1

| A accepté

Réponse apportée
How to code this problem?
E.g., syms x A = [1 2 4 5]; n = numel(A); P = prod(x-A); X = cell(n,1); for k=1:n X{k} = P / (x-A(k)); end This giv...

plus de 7 ans il y a | 0

Réponse apportée
ODE45 generates undesired matrix of NaN entries
This is often an initial condition issue with the specific DE's involved. In your code, you have icond(2) = 0 icond(3) = ((F/...

plus de 7 ans il y a | 0

Réponse apportée
How can I transfer the size of the array to mexFunction
Try this (caveat, untested). Don't pass in the row size of the matrix ... just pass in the matrix only. Let the code figure ou...

plus de 7 ans il y a | 0

| A accepté

Réponse apportée
Preallocating a Matrix(For loop, Vectorization)?
In these lines: Y4=repmat(A,N,1); Y4 = cell2mat(arrayfun(@(i) A^i, (1:N)', 'Uni', false) The first line assigns something to ...

plus de 7 ans il y a | 1

| A accepté

Charger plus