Answered
How permutate 2-by-2 matrices in a single matrix
a = [1,2;3,4]; b = [2,5;1,6]; c = [3,7;2,4]; abc= {a,b,c}; abc=perms(abc) abc=cell2mat(abc)

3 years ago | 0

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Answered
How do I split an array into small array of fixed size with increments by 1?
A=randi(10,1,10) k=4; B = hankel(A(1:end-k+1),A(end-k+1:end))

3 years ago | 1

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Answered
What kind of Interpolation Algorithm Will be Applicable for the Following data set to obtain smooth curve?
It looks like your data has a couples of pairs/tripples that are closely spread. I suggest to merge thme to a single point then...

3 years ago | 0

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Answered
Finding unique closest point corresponding to latitude and longitude vectors for a given point with shortest distance.
Use dsearchn on lon/lat is wrong. The right procesure is convert lat/lon to 3D coordinates (for both list P and PQ use dnsear...

3 years ago | 1

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Generate all permutation or possibilities
s='locate' n=3; c=nchoosek(s,n); c=reshape(c(:,perms(n:-1:1)')',n,[])'

3 years ago | 0

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Solve system of equations with some knowns and unknowns in the same matrix
% Random example A = rand(5,5); x = rand(5,1), b = A*x, [m,n] = size(A); % put NaN at the position where x is unknown; x...

3 years ago | 0

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Answered
How do I extract the first non-zero value from array after specified number of zeros?
Basic for-loop programing x=[1,2,0,0,3,4,0,5,6,7,8,9,0,0,0,0,0,0,0,0,0,0,0,0,0,11,12,13,0,14,0,0,15,16,17,0,0,0,18,19,0,0,0,0,0...

3 years ago | 0

Answered
Load and Save using PARFOR Loops
Normal parfor ii = length(files) should be parfor ii = 1:length(files)

3 years ago | 1

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Answered
Model fit using fminunc based on measured data
kB = 8.617 * 1e-5; % in eV/K x1 = [233; 264; 295; 326]; % temperatures x2 = [420000; 970000; 3800000; 10000000]; % lifetimes ...

3 years ago | 0

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Answered
converting uint8 to double in a faster way
dotspos = double(cat(4,temp.cdata));

3 years ago | 0

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Answered
Finding the most common element in the first row of a matrix
Use mode command [v,f]=mode([ 2 3 4 5 5 5 6 7 7])

3 years ago | 0

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Answered
Alternative ways to generate a structure from strings without using eval?
If you want to avoid EVAL you can parse the char array and transform it to S and B arguments of subsasgn function Do the same w...

3 years ago | 1

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concatination of matalb structures with diffrent set of fields in recursive call
Try to include the following function and replace in your code cat(1, ...) by catstruct(1, ...) function S = catstruct(dim...

3 years ago | 0

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Answered
Variable in function as well as integral boundary
I have no idea if the code correspondons to the formula; I just modify your code to make it work on array theta = 1:90; A = 0....

3 years ago | 2

Answered
Which one is the right answer, sum(w(:)) or sum(sum(w))?
"Since I am quite new to MATLAB, can anyone tell me, is there any other function or Best Practical method to solve such problem?...

3 years ago | 0

Answered
How would you make these for loops dynamically recursive?
https://fr.mathworks.com/matlabcentral/fileexchange/17818-all-permutations-of-integers-with-sum-criteria It will return 6435 so...

3 years ago | 1

Answered
what precautious should i follow before upgrading to higher matlab version?
If you use third party compilers make sure it is still supported by the new version. In general make sure your PC meets the req...

3 years ago | 1

Answered
Permutation with repeating elements.
Just brute force of filter out what is considered as duplicated g = [1 1 2 2 3 3 3]; x = 1:7; p = perms(x); [~,i] = unique...

3 years ago | 0

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Answered
How to step through vector permutations in a parallel loop, without generating all permutations in advance?
function getenumperm bellow enumerates the permutation of 1:n n = 4; for k=1:factorial(n) % or parfor p = getenumperm(k, ...

3 years ago | 0

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Answered
matrix multiplcation in loop
X is three dmiensions nit 4 as you wrote A=[2 3; 4 5]; B=[3 4; 5 6]; X = B .* reshape(A.', 1,1,[])

3 years ago | 0

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Answered
Change sequence of consecutive trues to falses, in logical array
x=[true;false;false;true;true;true;true;true;false;true]' x & ~([false,x(1:end-1)]&[x(2:end),false])

3 years ago | 0

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Answered
Can anyone tell me how to generate a binary orthogonal complement of a given binary matrix ??
I'm not expert of calculation in finit field, so just use brute force, there are 63 vectors that are orthogonal to the s you pro...

3 years ago | 0

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I have several multiple cell arrays with different sizes, and I want to find the intersection of all the arrays at the same time
This is what you want https://fr.mathworks.com/matlabcentral/fileexchange/66614-mintersect-varargin

3 years ago | 0

Answered
Find maximum of quadratically constrained quadratic problem using MATLAB
The problem of least-square minimization under quadratic constraints is known to might have many local minima. So if you use fmi...

3 years ago | 1

Answered
A compact way to find max in one column with a condition on the second column
a = [35 -1 21 1 11 2]; max(a(a(:,2) ~= -1,1))

3 years ago | 0

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Answered
How do I speed up my variable lookup algorithm?
Try this % Fake data slantvals = randi([0 10], 1, 224*320*320); var = rand([5,5,5]); slantinds = randi(length(var),[numel(sl...

3 years ago | 0

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how to find correlation of a row with all the other rows of a matrix ?
If you have the right toolbox, use https://fr.mathworks.com/help/stats/corr.html

3 years ago | 0

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Answered
How to use the SUM() function..?
You overshadow sum function make sure to run clear sum before runing your code

3 years ago | 0

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Answered
Efficient way to assign indices to variables in a matrix
Timings with my brand new laptop with Jan's code Elapsed time is 0.004218 seds. % ISMEMBER Elapsed time is 0.001169 seconds. %...

3 years ago | 1

Answered
An error in filtfilt
Don't tranpose your date if you want to filter along the long dimension sig= P01EC1(:,:);

3 years ago | 0

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