Stephen23

Active since 2014

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Hyphenate
Word hyphenation using Franklin Mark Liang's algorithm (aka Knuth-Liang algorithm). Used in TeX and LaTeX

3 days ago | 2 downloads |

Answered
Array of ASCII Characters to String
Forget about loops and doing everything one-at-a-time as if MATLAB was some poor low-level language. Think in terms of arrays a...

3 days ago | 0

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Answered
error using the function 'splitapply'
S = load('matrix_out_12.mat') % LOAD is better than IMPORTDATA max_matrix_out = max(S.matrix_out(:,2)); max_matrix_out_r = flo...

4 days ago | 0

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Answered
how to know first element in Data struct
arrayfun(@(s)s.data(1),Sis)

5 days ago | 0

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Answered
Convert matrix from 3d to 4d?
Where M is your array: N = permute(M,[1,2,4,3])

5 days ago | 0

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Readtable importing variables from wrong sheet
ImpOpts = detectImportOptions(FullPath, "Sheet",2); ImpOpts.PreserveVariableNames = true; MeasData = readtable(FullPath, ImpO...

5 days ago | 0

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Answered
Fields of Struct are not changing with functions
" even i am calling the app struct inside the functions and I am changing the fields of frame and max range, the actual app.fram...

5 days ago | 0

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How can I compress a table
"How can I compress them so that al of the data of one year is stored in one row. (as in the picture below?" Your screenshot sh...

6 days ago | 1

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Answered
How can I merge two arrays in adjacent cells?.
X = [1,2,3]; Y = [4,5,6]; C = arrayfun(@horzcat,X,Y, 'uni',0)

6 days ago | 0

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How to reshape data in 4-D array correctly?
You can use PERMUTE like this: v = 1:16; z = permute(reshape(v,[2,2,2,2]),[4,3,2,1]); z(1,1,1,1) z(1,1,1,2) z(1,1,2,1)

7 days ago | 0

Answered
Why does Readtable return NaN for values greater than 1000?
Ugh, double-quoting number values really is an abuse of CSV norms. Note that is not possible to simply remove/ignore the double ...

7 days ago | 1

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Submitted

Interactive Regular Expression Tool
Develop and refine regular expressions in an interactive figure that shows all of REGEXP's outputs.

8 days ago | 20 downloads |

Answered
i have a erorr with echo when i use soundsc command
MATLAB has a function named ECHO, which has no output arguments: https://www.mathworks.com/help/matlab/ref/echo.html This is w...

9 days ago | 0

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Error with matrix size
The size of the matrix A is not important. The size of the RHS of the "=" is important. Lets check that size: A = rand(9,9); B...

9 days ago | 0

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Answered
how to suggest a name to save
You could download my function NEXTNAME and use it to provide the name: https://www.mathworks.com/matlabcentral/fileexchange/64...

9 days ago | 0

Submitted

Next Available Filename
Returns the next unused file or folder name. The name is created by incrementing a numbered suffix.

9 days ago | 9 downloads |

Answered
Converting unix time stamp to datatime
You got the ticks wrong: those values given in the DT field are simply counts of the seconds since the epoch (which is the defin...

10 days ago | 0

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Answered
how can I get a list of the countries used by the mapping toolbox as a cell array?
The regions used by WORLDMAP are (note that this is in a private directory, is subject to change, use at own risk): F = fullfil...

12 days ago | 0

Answered
How to concatenate the elements of the structure?
Where S is your structure and F is the relevant field: cat(3,S.F) https://www.mathworks.com/matlabcentral/answers/1656435-tuto...

12 days ago | 0

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Answered
concatenating the rows to have a column wise data
The MATLAB approach: T = readtable('data.csv', 'VariableNamingRule','Preserve') P = digitsPattern+":"+digitsPattern; U = stac...

12 days ago | 0

Answered
Matlab function assumed inputs
The simplest approach is to use the ARGUMENTS block: https://www.mathworks.com/help/matlab/ref/arguments.html https://www.math...

17 days ago | 1

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Order of code execution seems weird
Try calling DRAWNOW after setting the editfield values.

18 days ago | 1

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Answered
how to zero pad a vector to have the same amount of data as a vector with more data?
Simpler: in(end+1:numel(verb)) = 0;

20 days ago | 2

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sorting list of structures in a structure
It is unclear what the problem is, because you did not explain or show either the "wrong" order nor the "right" order. If you wa...

21 days ago | 0

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Answered
Help with Pre-allocating function values
The MATLAB approach: lf = [697,770,852,941]; hf = [1209,1336,1477]; [X,Y] = meshgrid(lf,hf); f = [X(:),Y(:)] Or T = comb...

22 days ago | 1

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I have a problem in my code. Who can help me to fix it?.. I can't find my mistake. Please help me.
Rather than forcing pseudo-indices into variable names and then attempting to use STR2FUNC.... simply use a cell array: lambda ...

24 days ago | 1

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Answered
How to avoid log10 from calculating for log values or if its calculated for complex log how do i avoid it?
"how do i avoid this function calculating the log value of negative numbers." Don't call the function with negative values. de...

24 days ago | 0

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Answered
using cell to add row
xxx = {'Lavorato assieme n. giorni',' ',1;'Giorno Positivi e negativi ',' ',2} xxx(3,:) = {'Lavorato xxx',' ',3}

24 days ago | 0

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Answered
Illegal use of reserved keyword "elseif" keep showing up?
If you align your code consistently then the problem is very clear: if inp == '0' .. end % <- delete this elseif inp =='...

25 days ago | 1

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Answered
Using repelem to vertially concatonate non-numeric variable
".. repmat function might be a better choice, since it allows the dimensions to be specified." As does REPELEM: repelem('1001_...

25 days ago | 1

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