Answered
Select particular elements from a cell array to form a matrix (double type)
Simply: fun = @(x) x.endo_simul(17,1); out = cellfun(fun,results)

5 years ago | 1

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What is the most correct way of determining whether variable contains a number
Let MATLAB do the heavy lifting for you: fun = @(x) isnumeric(x)&&isfinite(x) || isfinite(str2double(x)); fun(2.3) fun(NaN) ...

5 years ago | 0

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How to create exportable table from outputs of function iterated using for loop?
If your function has four outputs then you need to call it with four outputs. This is explained in the introductory tutorials: ...

5 years ago | 0

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Answered
How to reshape 3D matrix ?
A = randi(9,4,4,3) B = permute(reshape(permute(A,[2,1,3]),[2,8,3]),[3,1,2])

5 years ago | 0

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Answered
Where can I download apiref.pdf
This PDF file: https://www.mathworks.com/help/pdf_doc/matlab/matlab_apiref.pdf is listed here: https://www.mathworks.com/help...

5 years ago | 0

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Answered
Why is my loop not working?
Look closely at the variable a: a=0; for .. a=a+50; [b,a]=ellip(..[a 5000]..); .. end At the start of the fir...

5 years ago | 0

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Answered
Merge a row to a single cell
C = {... '1' '2' ':' '5' '7' ':' '0' '0' '1' '2' ':' '5' '7' ':' '0' '0' '1' '2' ':' '5' '7' ':' '0' '0' '1'...

5 years ago | 0

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Answered
The size of the indicated variable or array appears to be changing with each loop iteration. Commonly, this message appears because an array is growing by assignment or concat
h = 1; r = 0:h:20; z = 0:h:20; [rgrid,zgrid] = meshgrid(r,z); zgrid = flip(zgrid) Simpler, faster code: b2 = find(zgri...

5 years ago | 0

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Answered
What does this mean "No differences to display. The files are not identical, but the only differences are in end-of-line characters."
"Can anyone help me to understand the meaning? " When you look at those files then they are shown with lots of lines. You might...

5 years ago | 1

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Answered
How to include 'end' in a varibable to extract a subset of the original vector ?
"... if i want to define range before the definictiion of the vector..." You could use an anonymous function: rng = @(v)v(1:en...

5 years ago | 2

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Answered
Convert values in the cell to array using cell2mat
The robust approach: out = horzcat(output1{:})

5 years ago | 0

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Answered
How to store matrices in a cell from a loop?
Rather than lots of separate variables, use a comma-separated list to store the function outputs: https://www.mathworks.com/hel...

5 years ago | 0

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Answered
Function output produces double array while only a single value is expected
I would avoid all of those superfluous and inefficient type conversions and messing around with indexing into character arrays. ...

5 years ago | 1

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Answered
Read set of .dat files in for loop
https://www.mathworks.com/help/matlab/import_export/process-a-sequence-of-files.html P = 'absolute or relative path to where th...

5 years ago | 0

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Answered
How to count alternating ones and zeros in a matrix
v =[ 0 0 0 0 0 0; ... 1 1 0 1 1 0; ... 1 0 1 0 1 0; ... ...

5 years ago | 0

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Round the elements column of the matrix to the same digit than it is in the other column
S = 2; A = 32*rand(5,7)-13 round(A(:,5),S,'significant') % for comparison P = S-1-floor(log10(abs(A(:,5)))); B = round(A.*10...

5 years ago | 0

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how to combine datetime array with cell array for export?
T = table(A,B); writetable(T,...)

5 years ago | 1

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Answered
How to use "if statement" for different matrix?
The MATLAB approach is to use arrays and indexing, e.g. using one simple cell array: V = {[1,3,5;2,4,7];[1,2,5;2,4,6];[1,4,5;4,...

5 years ago | 0

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Create month array?
D = datetime(2021,1,1):calmonths(1):datetime(2021,12,31) D.Format = 'MMM'

5 years ago | 3

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substract row of an array by a vector
Where A is your array: X = [18,36,54]; A(X,1) = A(X,1) - 2; A(X,2) = A(X,2) + 2;

5 years ago | 1

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Answered
Best solution to finding repeating characters on a line.
inp = {'asdfsdfsdfsasdfsdfsdfsasdfsdfsdfs';'asseefadfefaaadddaaadddasdfsdf';'asdfsdfsdfsasdfsdfsdfsasdfsdfsdfs';'asseefadfefaaad...

5 years ago | 0

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Answered
determining spaces between two strings in fprintf function
fprintf('%*s %*s\n',10,' G',5,' G');

5 years ago | 1

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Answered
How can I iterate obtaining numbers?
You can use dynamic fieldnames: https://www.mathworks.com/help/matlab/matlab_prog/generate-field-names-from-variables.html for...

5 years ago | 0

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How to merger multiple .mat files consists of 2D matrix into 3D matrix
Using the files from your comment, and assuming that the filenames all use sufficient leading zeros: D = '.'; % absolute or rel...

5 years ago | 1

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How to store all outputs from this nested for loop
Vs = 0:9; % Variable 1 Vom = 0.1:0.1:1; % Variable 2 Vmu = 0.1:0.1:1; % Variable 3 Ns = numel(Vs); Nom = numel(Vom); Nmu = ...

5 years ago | 0

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Answered
How to convert "cell array" to "character array"
C = {'A1','B1','C1'} D = vertcat(C{:}) or D = char(C)

5 years ago | 0

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how to extract a field from a nested structure, modify it, and write it back
As this information is missing in your question, I will assume that ALL is a scalar structure. fun = @(n)struct('dur',n, 'typ',...

5 years ago | 0

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Multiply matrix by each element of a vector without a for loop
Let MATLAB do the heavy lifiting for you! Note that RESHAPE operations are computationally cheap as they do not change the array...

5 years ago | 0

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Covert a cell with the same indices into individual matrices
It is not clear to me why you need to split the numeric data into 100 4x4 matrices, just to recombine the numeric data into 16 1...

5 years ago | 1

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Answered
read mat files with specific and dynamic name format and import data
The best approach is to use the same structure as DIR returns. This has the benefit that the filenames and filedata are automati...

5 years ago | 0

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