Answered
Concatenate Structures: select structures only if not empty.
This clearly shows the drawback of naming your variables dynamically, like A1, A2, A3, A4. If you change, for instance, the way ...

2 mesi ago | 1

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Answered
How to find slope of this line
You can create a complete list of x,y pairs by expanding x to the size of y. Looking at your code, I think a single element of x...

2 mesi ago | 0

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Answered
Dissect a String and create list with Matlab
A = "black || white || pink || yellow" B = split(erase(A,'|')).'

2 mesi ago | 0

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Answered
Removing NaNs from a struct
TF = arrayfun(@(k) isnan(AllData.Passive(k).T(1)), 1:numel(AllData.Passive)) AllData.Passive(TF) = []

3 mesi ago | 1

Answered
Changing Indexing Order in matrix raws
Your question is a little confusing, but here is my take on it: A1 = [0 0 0 0 0 0 0 0 0 1 2 3 4 5] A2 = [12 11 14 5 1] out([n...

3 mesi ago | 1

Answered
Repeating a function n times with different values from a vector
If you organize the input differently, this is not so difficult x = [1 2 ; 3 4 ; 5 6] ; % organized into rows N = size(x,1) ; ...

3 mesi ago | 1

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Answered
i have a question that works backwards
What about % X is known F = X D = ones(size(F)) % F ./ (D.^5) equals X or is this to simply thought by me ;-)

3 mesi ago | 0

Submitted


nchoosekcom
NCHOOSEK with its complementary combinations

3 mesi ago | 0 downloads |

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Answered
How can i use nchoosek to output both the k combinations and the remaining combinations?
The remaining values can simply be obtained using nchoosek(1:n, n-k), you just have to flip the order of the output :-) n = 7 ...

3 mesi ago | 2

Answered
How to create a matrix from for loop result?
D = [170, -80, -30, 0, -50, -30, 20, -60, 100, -60 -20]; Iplus=find(D>0); A = [] ; % initialize for i=1:size(Iplus,...

3 mesi ago | 0

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Answered
How to select desired row
ix = [0:224:81563]' + 1:112 ; % calculate row indices ix(ix>size(A,1)) = [] % remove row indices that are too larger A2 = A(ix...

3 mesi ago | 1

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Submitted


permsk
All permutations of K elements from an array (set)

3 mesi ago | 0 downloads |

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Answered
How to change character in multiple cells in to number 0 and 1?
Sex = {'F','M','F','F','M','M','F'} [~, SexNum] = ismember(Sex, {'F','M'}) SexNum = SexNum - 1 % 1 = 'M', 0 = 'F', -1 = other ...

3 mesi ago | 0

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Answered
load files whith a previus specified name
Didn't you just make a simple typo? % Aplha vs Alpha % | |

3 mesi ago | 1

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Answered
Using numpad 8 2 6 4 as North South East West
Perphaps my getkey function may be of use to you: https://www.mathworks.com/matlabcentral/fileexchange/7465-getkey

3 mesi ago | 0

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I keep getting the error message that vectors must be the same length in the plot command
So, apparently the two vectors are not of the same length. You really should learn how to debug your own code. Set a breakpoint ...

3 mesi ago | 1

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Select random elements from three consecutive columns in a big matrix?
M = magic(5) % input data N = 4 % number of selections nC = 3 % number of consecutive columns % engine szM = size(M) r...

3 mesi ago | 0

Answered
select random row inside the cell
You want the row, or the row number to be returned? A={[1,4,6;6,5,4;1,2,4],[1,3;5,4],[1,2;1,7;6,8]} rownumber = cellfun(@(c)...

3 mesi ago | 0

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Answered
Writing a Matrix 6x6 in one line
help reshape

3 mesi ago | 0

Answered
Vectorizing nested for loops
A = magic(5) d = squareform(pdist(transpose(A))) % transpose to obtain vecnorm between columns pdist and squareform are part ...

3 mesi ago | 1

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Answered
how to find the element which is greater than or equal to its row and smaller or equal to its column in a matrix
function out = saddle(M) [r, c] = ind2sub(size(M), 1:numel(M)) ; tf = arrayfun(@(r, c) all(M(r, c) >= A(:, c)) && all(M(r, c) ...

3 mesi ago | 0

Answered
omit same element inside cell
You can convert the elements of each cell to a char array and apply unique on that cell array of chars. A = {[1,2,3,4],[4,2,3],...

3 mesi ago | 1

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How to store vectors into a matrix that have different sizes?
Next to cell arrays, you can also use struct arrays, which can be more ... euh ... structured than cell arrays ;-) a(1).data = ...

3 mesi ago | 0

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Repeating or rerunning a loop
Use a while loop, which is more flexible than a for -loop. Something like this might work: seq = [3, 1, 2, 1, 3, 2]; % trial se...

4 mesi ago | 0

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Answered
Probability of exactly one even number
I suggest you use two counters: one counting the numbers of even values in a single throw, and one counting the number of throws...

4 mesi ago | 1

Answered
How can I get a infinite loop in matlab?
an infinite loop k = 0 ; while true % useful code here k = k + 1 ; disp(k) end But are you sure you want an...

4 mesi ago | 0

Answered
How to use varargin: to specify a second input variable with separate output
You cannot compare strings with different lengths using ==. Use isequal or strcmpi instead, for instance: if isequal(lower(vara...

4 mesi ago | 1

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Answered
Removing a Range of Elements from an array
ix = find(M(:,12) > 750, 1, 'first') % find the row index of the first element in the 12th column of A being larger than 750 M...

4 mesi ago | 0

Answered
How do i average all result in total loop,if some result in some of loop are NaN
Store each result in an array and average after the loop. An example: c = nan(1,10) ; % pre-allocation for speed for k = 1:10 ...

4 mesi ago | 0

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Answered
Counting occurrences of a pair of numbers in a logical vector
A vectorised alternative: A = [0 1 0 0 1 0 0 0 0 0 1 1 0 0 1 0 1 ]; % Input vector ix = find(A) ix = ix(2:2:end) B = cumsum(...

4 mesi ago | 0

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