Answered
what does [^\n\r]' mean?
"^" is a negation. |%[^\r\n]| matches everything *but* line break, i.e. the rest of the line. Doc says Exclude characters...

12 years ago | 2

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Answered
extracting one data point per day from a time series
This produces a bar chart %% fid = fopen( 'cssm.txt', 'r' ); cac = textscan( fid, '%s%f', 'Delimiter' ,...

12 years ago | 0

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Answered
How to replace a column in a txt file
With xls-files it possible _"to edit a specific column"_. See <http://www.mathworks.se/help/matlab/ref/xlswrite.html xlswrite, W...

12 years ago | 1

Answered
Command Line statements for a matrix
Ok, here is one way of doing a) >> m = magic( 3 ) m = 8 1 6 3 5 7 4 ...

12 years ago | 0

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Answered
Instead of clicking 'publish', I want to write a code for it which makes use of saved settings. How?
See: <http://www.mathworks.se/help/matlab/ref/publish.html?searchHighlight=publish publish, Generate view of MATLAB file in spec...

12 years ago | 0

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Answered
The Variable appears to change size on every loop iteration
This is not an error, it's a warning. It is inefficient to change size of a variable in a loop. However, the if-statement mak...

12 years ago | 2

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Answered
Why are the 2 lines at the end so time consuming?
I run your example on R2013a 64bit, Win7, and and old vanilla desktop. Our line number differs. You stripped off 18 lines in the...

12 years ago | 1

Answered
How to read a.txt file in matlab
Comments * The Mathworks recommend |textscan| over the older |textread| * The delimiter in your file is space, char(32) * M...

12 years ago | 0

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Answered
how to append multiple CSV files with mix of numeric / non-numeric into one final table
Assumptions: * the files have the same format and are "correct" - no checking needed * the first character of all file na...

12 years ago | 0

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Answered
a specific colormap for filled contour plot
Yes, you can make a special colormap to accomplish that * see <www.mathworks.se/help/matlab/ref/colormapeditor.html colormape...

12 years ago | 0

Answered
matrix ismember of another matrix
%% A=[1 2 3 4 5]; B=[2 4]; %% C = setdiff( A, B ) returns C = 1 3 5 ...

12 years ago | 0

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Answered
How to import around 1000 text files and then convert them from cnv files to matlab files and then organize them in a structure with their original file name?
Allocate the structure with this statement before the for-loop data = struct('Filename',{FILES.name},'lat',[],'long',[]);...

12 years ago | 0

Answered
What is the problem in the for loop?
That is hard to tell based on the information you provide. However, here are some links on debugging in Matlab * <http://blog...

12 years ago | 0

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Answered
Why won't matlab use all logical cores?
* Matlab is single threaded. However, some functions use more than one core. * Solution: <http://www.mathworks.se/help/distco...

12 years ago | 0

Answered
How do you store variables atfer each iteration of a for loop to use later?
Try %% u = nan(94,3); v = nan(94,3); for n=1:94 u(n,:) = [n,n+1,n+2]; v(n,:) = [n,n*1...

12 years ago | 0

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Problem in setting xtick labels
Try change '1/13' to ' 1/13' to make the length of *all* strings the same.

12 years ago | 1

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Answered
Another regexp parsing question
The "+" should be after "]" %% str = '.text 0x54a65b23 0x45 (hello)'; cac = regexp( str, '0x[0-9a-fA-F]+', 'mat...

12 years ago | 2

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Answered
Regexp parentheses string parsing issue
Not the most robust expression, but it works in this case str = 'Hello (string_here.d) (string)'; cac = regexp( str,...

12 years ago | 2

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Answered
Quicker function than repmat to multiplay matrices with vectors?
Try to use <http://www.mathworks.se/help/matlab/ref/bsxfun.html bsxfun, Apply element-by-element binary operation to two array...

12 years ago | 3

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Answered
CAT arguments dimensions are not consistent using mldivide
Without values of e12, e21, e22, etc. we cannot find out why this error is thrown. Here are some links on debugging in Matl...

12 years ago | 0

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Answered
Which function will cause less load to Matlab?
Both alternative appears a bit problematic * 3000 lines littered with if-statements sounds difficult to get right and mainta...

12 years ago | 0

Answered
split a cell matrix into sub-matrices
Hint: >> C{1,1} = rand(100,10); >> sub = C{1,1}( [2:4], [1:6] ) sub = 0.5576 0.4866 0.3355 0....

12 years ago | 0

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Answered
What do I need to change to output variables larger than 2 GB in MATLAB?
See <http://www.mathworks.se/help/matlab/ref/save.html?searchHighlight=save save>. Use proper mat-file version. You already have...

12 years ago | 0

Answered
How to create a vector from a random point cloud?
In the File Exchange see * <http://www.mathworks.com/matlabcentral/fileexchange/9896-2d-histogram-calculation 2D Histogram Ca...

12 years ago | 0

Answered
How can I convert a matrix into a number?
Try >> sprintf( '%1d', matrix ) ans = 1101011

12 years ago | 0

Answered
Generating random integer from -x to x
See <http://www.mathworks.se/help/matlab/ref/randi.html randi, Uniformly distributed pseudorandom integers> for integer numbers ...

12 years ago | 1

Answered
How to create a data vector on matlab by starting from a specific date.
With this approach, one need to worry less about floating point errors sdn = datenum( 2014, 1, 1, [0:1:1000], 0, 0 ); ...

12 years ago | 0

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Answered
How to add values from vector
A Matlabish way >> sum( reshape( ones(1,10), 5, [] ) ) ans = 5 5 it assumes that the length of v1 i...

12 years ago | 0

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Answered
textscan - line by line multiple outputs
See documentation <http://www.mathworks.se/help/matlab/ref/textscan.html?searchHighlight=textscan textscan, Read formatted data ...

12 years ago | 0

Answered
Fail Reasons exportable in the UnitTest-Framework?
This line picks up most of the output from the test msg_str = evalc('results = run( test_runner, test_suite );');

12 years ago | 0