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help with regexpi expression match
One expression * 'chromosome' followed by anything up till ':' and one ':' * capturing group of one or more letter, digit, u...

más de 8 años hace | 0

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How to empty 1 cell of a cell variable which is part of a file?
*_"How to empty 1 cell of a cell variable"_*   What exactly do you mean by _empty_? The syntax you use make me think you wa...

más de 8 años hace | 0

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How to split into different tables a multi-level cell?
*_"final goal is to have a 428x11 table"_* Study this %% data = { {'name1',1,2,3,4,5,6,7,8,9,0} ...

más de 8 años hace | 1

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dlmwrite/dlmread function help ?
* *|dlmwrite|* writes to a text file. That's the purpose and you cannot avoid it. * _"matrix AA [...] BB"_   see <https://...

más de 8 años hace | 0

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How EFFICIENTLY to extract multiple column base on multiple condition
Your text make me think you want r = s.c2(:,s.state) or possibly r = num2cell( s.c2(:,s.state) ) but your code...

más de 8 años hace | 0

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Once more... Avoid global variable!
Download <https://se.mathworks.com/matlabcentral/fileexchange/9082-parse-pv-pairs parse_pv_pairs by John D'Errico> and run this ...

más de 8 años hace | 0

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How to EFFICIENTLY name multiple tables located inside a different cells
To solve the first problem, replace the cellfun statement by ddTrans = cellfun( @(v,m) array2table(m,'VariableNames',v) ...

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How can I do the following with MATLAB Editor
# Unknown in the Matlab world. Who would want that ;-) # Good question. See <https://se.mathworks.com/help/matlab/matlab_env/...

más de 8 años hace | 1

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Define regularExpression for Strsplit?
I've understood the question differently str = fileread( ... ); [ data_blocks, headers ] = strsplit( str, '(?m-s)^abc\...

más de 8 años hace | 0

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Object array: modify properties of a single element
This is a bit tricky. You have created an array of ten object handles to the same underlying object. Thus, a change of the value...

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long title problem printing
Two lines title({'First line';'Second line'}) Smaller font size h = title( 'abc' ) h.FontSize = 9; And Walter...

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How do I dynamically generate a variable name for individual saving of temporary data into separate MAT files?
Doc on *|save|* says: Save the fields of structure s1 as individual variables in a file called newstruct.mat. sav...

más de 8 años hace | 1

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Functions as function inputs with specified inputs
* See <https://se.mathworks.com/help/matlab/matlab_prog/creating-a-function-handle.html Create Function Handle>. Very useful and...

más de 8 años hace | 1

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Parse text file???
Similar questions have been answered by me and others, e.g. <https://se.mathworks.com/matlabcentral/answers/312599-how-do-i-pars...

más de 8 años hace | 1

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textscan 4th row into one string
One way using *|textscan|* fid = fopen( 'U:\EMC\SMI8A_75_FA.csv', 'r' ); result = textscan( fid, '%s', 1, 'headerlines',...

más de 8 años hace | 0

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How to sort strings by lenght?
Without using a cell array >> A = ['adam ' 'bertil' 'cesar ' 'Ada ' 'berit '...

más de 8 años hace | 0

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Matching based on the first word
Yes, try this match = cssm() match = 0 1 0 0 0 0 0 0 1 A_list items o...

más de 8 años hace | 1

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Code takes forever to run and will never fully execute? Any tips to get it to run faster?
The profiler, which you call in the beginning of the script, tells you loud and clear to preallocate sevaral variables. See <htt...

más de 8 años hace | 0

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For loop not working properly
Your code is sluggish. Preallocating variables, which the Code Analyzer proposes, would improve speed. * I put your code in a...

más de 8 años hace | 0

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How to solve the error in this code??
The error is caused by xor( Xd, Ud(:,end) ) The R2017b doc on *|xor|* says Input arrays, specified as scalars, vect...

más de 8 años hace | 0

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Folks: My program (below) does not return an error message, it does open a plot window, but no graph/data is plotted. I am not sure why. Thank you for your help. H Daniel
Plotting *one* value at a time as line doesn't work. Line is default. Two values are needed to make a line. Replace plo...

más de 8 años hace | 0

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does the GUI read scripts?
* _"I am a PhD student and working on some traffic counting cards, the card has around 2900 rows ..."_   (excerpt from one ...

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Error in storing the output of sprintf in a cell array
>> a{1}=sprintf('%s',name) Cell contents assignment to a non-cell array object. because *|a|* is assigned a string cons...

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I need to store the values from calculation in the for loop instead it's given me a new value everytime
Replace filtEMG=((sqrt(sum(EMG(n:window+n).^2))/window)*20); by filtEMG(n) = ((sqrt(sum(EMG(n:window+n).^2))/wind...

más de 8 años hace | 0

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Finding and saving identical rows in a matrix
I have an idea and that's (the two leftmost columns contain whole numbers) >> [C,ia,ic] = unique(A(:,1:2),'rows'); >> ...

más de 8 años hace | 1

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Fastest way to access another matrix for all nonzero rows
>> B( all( A==0, 2 ), : ) = 0 B = 8 9 3 0 0 0 9 2 0 0 0 0

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how to use the str2num for the whole array at once
_"I have older than what Mr Walter said"_   Thus the old way Read the file and convert the content to an old time string...

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How to name every row of 100*2500 matrix?
_"So all I want is as followings"_   See <https://se.mathworks.com/matlabcentral/answers/304528-tutorial-why-variables-shou...

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How can I write data to a text file using the symbol '/' in the end?
_"keep dlmwrite"_   That's not possible - AFAIK Doc says: dlmwrite(filename,M) writes *numeric* data in array M to an AS...

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How to import big data files
_"running for a couple of hours"_   that doesn't sound right. * How many columns are there? * How much RAM do you hav...

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