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# Stephen Cobeldick

Last seen: Today Active since 2014

Suspensa Vix Via Fit

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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: ...

ein Tag ago | 0

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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])

ein Tag ago | 0

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This PDF file: https://www.mathworks.com/help/pdf_doc/matlab/matlab_apiref.pdf is listed here: https://www.mathworks.com/help...

ein Tag ago | 0

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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...

2 Tage ago | 0

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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'...

3 Tage ago | 0

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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...

4 Tage ago | 0

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Submitted

Numeric to Ordinal-String
Convert numeric values to a string array of integers with ordinal suffixes. Fully vectorized!

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...

7 Tage ago | 1

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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...

7 Tage ago | 2

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

7 Tage ago | 0

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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...

7 Tage ago | 0

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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. ...

8 Tage ago | 1

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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...

8 Tage ago | 0

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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; ... ...

8 Tage ago | 0

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...

8 Tage ago | 0

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

9 Tage ago | 1

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Submitted

Customizable Natural-Order Sort
Alphanumeric sort of a cell/string/categorical array, with customizable numeric format.

Submitted

Natural-Order Filename Sort
Alphanumeric sort of filenames or filepaths, with customizable numeric format.

Submitted

Natural-Order Row Sort
Alphanumeric row sort of a cell/string/categorical array, with customizable numeric format.

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,...

9 Tage ago | 0

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

9 Tage ago | 0

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;

10 Tage ago | 1

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Best solution to finding repeating characters on a line.

10 Tage ago | 0

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Submitted

Round to Electronic Component Values
Round numeric array values to the best matching IEC 60063 resistor values (E-Series).

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

11 Tage ago | 1

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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...

11 Tage ago | 0

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...

13 Tage ago | 1

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 = ...

14 Tage ago | 0

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