How to formulate the random matrix between real interval?
See the second example in the rand doc here, and use your endpoints of 0.10 and 0.50 instead of the example endpoints of -5 and ...

ongeveer 2 maanden ago | 0

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Complex matrix inversion using LAPACK in MEX
I took your code and modified it to be a mex routine that takes a 2D double complex input (caution: no argument checking done!) ...

ongeveer 2 maanden ago | 0

how to reshape this matrix
result = reshape(A.',2,[]).'

ongeveer 2 maanden ago | 0

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Simulation of irrational numbers
The random number generators that come with MATLAB have very long periods. You can simply use them to form your ratio and it wi...

ongeveer 2 maanden ago | 0

Printing out the element values in a mxDouble array (C++ script in Matab)
%d is a decimal integer format for use with short, int, long, etc. This doesn't work with floating point. Try e.g. %f or %g inst...

ongeveer 2 maanden ago | 0

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Runge-Kutta function
Here is some code to get you started. It receives a string from the user for a derivative function of x and t and turns it into...

ongeveer 2 maanden ago | 1

for loop continued fraction
Yes, you can use the formula x(n) = 1 + 1/x(n-1) if you want to use a loop. Just start with x(1) = 1.

ongeveer 2 maanden ago | 0

How to sum up multiple vectors, element by element, to recieve one final value?
The numerator is just a simple dot product between two vectors, and the denominator is just a simple sum. Using the fact that a...

ongeveer 2 maanden ago | 1

Creating a 2D random walk
In this logic, you will never get to the y branches because one of the first two x branches will always be true: if p_x<0.6 ...

ongeveer 2 maanden ago | 0

Is Walter Roberson a real person, or is he some kind of Matlab AI robot?
Blade Runner 2019 ...

ongeveer 2 maanden ago | 1

single precision simulation of internal calculations
" Is there a way to set Matlab to perform all calculations (even internal) to single precision? " Not the way you are probably ...

ongeveer 2 maanden ago | 0

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How do i convert this for loop into a while loop?
This for loop: for i=1:n % stuff end is equivalent to this while loop: i = 1; while i <= n % stuff i = i + 1...

ongeveer 2 maanden ago | 1

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How can I vertically concatenate cells?
I don't have much of a clue what you really need, but maybe this will give you a start on the MATLAB cell array syntax (with the...

2 maanden ago | 0

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

2 maanden ago | 0

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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...

2 maanden ago | 0

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 ...

2 maanden ago | 0

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 ...

2 maanden ago | 0

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...

2 maanden ago | 0

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...

2 maanden ago | 0

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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...

2 maanden ago | 0

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

2 maanden ago | 0

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Submitted

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

2 maanden ago | 7 downloads |

Submitted

SHAREDCHILD creates a shared data copy of contiguous subset
SHAREDCHILD creates a shared data copy of a contiguous subsection of an existing variable

2 maanden ago | 4 downloads |

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];

2 maanden ago | 1

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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.

2 maanden ago | 1

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...

2 maanden ago | 0

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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...

2 maanden ago | 3

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

2 maanden ago | 0

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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...

2 maanden ago | 0