Respondida
how to treat the last observation? Forecasting??
A ={'24/09/2000' 4.1583 '22/10/2000' 3.9389 '19/11/2000' 4.3944 '17/12/2000' 3.9313 '1...

más de 13 años hace | 0

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Problem with array filling
sprintf('%.17g', 0.3) ans = 0.29999999999999999 http://matlab.wikia.com/wiki/FAQ#Why_is_0.3_-_0.2_-_0.1_.28or_simil...

más de 13 años hace | 2

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Print to file, saveas, maintaining figure dimensions
I suggest to use |<http://www.mathworks.co.uk/matlabcentral/fileexchange/23629-exportfig export_fig()>| from the FEX. It also cr...

más de 13 años hace | 1

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3D matrix with various chain!!
If you have the Image Processing Toolbox: CC = bwconncomp(U3); labelmatrix(CC)

más de 13 años hace | 0

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how can I interpolate NaN values and correlate a matrix
[rr,cc] = size(A); % Values to interpolate xi = 1:cc; % Index the non NaNs idx = ~isnan(A); % ...

más de 13 años hace | 0

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How to plot timeline in matlab?
% Create dates as serial numbers serdates = fix(now) + 9/24 : 1/(24*4) : fix(now) + 11/24; % plot plot(serdates,...

más de 13 años hace | 0

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Fixed income bonds: How to deal with ex-dividend trading
Have you looked into the <http://www.mathworks.co.uk/help/finance/index.html Financial Toolbox> and the <http://www.mathworks.co...

más de 13 años hace | 0

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Counting repeated values paired with other repeated values and placing those counts in an array
[un,trash,sub] = unique(myfasttotal1(:,1)); count = accumarray(sub,myfasttotal1(:,2)); [un, count] The...

más de 13 años hace | 1

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same y label on both sides of contourf
Alternatively you can just *copy* the old axes and paste it over: new = copyobj(gca,gcf); set(new,'YAxisLocation','ri...

más de 13 años hace | 1

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How many zeros do I have before a specific sting variable?
Another solution: pos = strfind([A{:}],'b')-1 pos(1)

más de 13 años hace | 0

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calculation of a mean matrix
Unfortunately your example doesn't allow to propose a unique solution, i.e.: c1 = [mean(a); mean(b)] c2 = squeeze(mean(c...

más de 13 años hace | 0

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Importing multiple files with multiple columns.
I suggest to read this FAQ: http://matlab.wikia.com/wiki/FAQ#How_can_I_process_a_sequence_of_files.3F Then, your description ...

más de 13 años hace | 0

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Non numerical axis marks
Yes, you can do that in several ways: d = {'01/01/2012','02/01/2012','03/01/2012','04/01/2012','05/01/2012'}; *1st metho...

más de 13 años hace | 1

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while loop only diving last result
count = 0; % initialize counter out = zeros(100,1); % preallocate (not always possible with wh...

más de 13 años hace | 0

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Nominal to useful without changing values
a = '23'; str2num(a) str2double(a)

más de 13 años hace | 0

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Extract part of a filename from a directory list
I suppose that your filenames always have the date as |ddmmyy| and it's always at then end: x = {'XXX_YYY_010203.txt' ...

más de 13 años hace | 1

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Using latex command with anonymous functions
Interesting case, do you define B in a recursive way on purpose? However the error is clear, B doesn't exist at the moment o...

más de 13 años hace | 0

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problem with matlab 2009 64 bit
It is not MATLAB's problem. You simply have concurrent access with modification actions which are not supported in general b...

más de 13 años hace | 0

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a small problem with interpolation
It appears to be a bug in this contribution. You have two options: # report this to the author on the FEX and wait for H...

más de 13 años hace | 0

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Using todaily() without holidays
% Sample data data = [datenum(2012,10:13,1)',(1:4)']; % Retrieve all days dates = (data(1):data(end,1))'; ...

más de 13 años hace | 0

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Importing data from excel
It seems that R2007b wasn't still able to import |.xlsx| files. I found the first reference to this type only from R2009a! ...

más de 13 años hace | 0

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xlswrite an empty string
You can control the excel file directly without importing it through ActiveX: % Open the excel file (it remains invisible how...

más de 13 años hace | 0

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How to tell Matlab to ignore NaNs in calculations/loops
If you have the Statistics or the Financial toolbox, use <http://www.mathworks.co.uk/help/stats/nanmean.html |nanmean()|>. *E...

más de 13 años hace | 0

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How to update edit box's callback as soon as entering data?
There is a problem with the edit box, I show a solution here: http://www.mathworks.in/matlabcentral/answers/33136#answer_41732 ...

más de 13 años hace | 0

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Bizarre results with inpaint_nans
|inpaint_nans()| uses a 4 neighborood algorithm because it's designed for images. Thus, looping by column hides the two adjacent...

más de 13 años hace | 0

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Import and read ascii files located in different folders
You are creating the PATH_TD = ['G:\MET_' int2str(month) '\trans_2011' int2str(month) int2str(j) '00_txt\val_dew2011' int2...

más de 13 años hace | 0

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Comining the values and merging
B = num2cell(A,1); B = [B{:,1} strcat(B{2:5}) strcat(B{3:6}) strcat(B{4:7}) strcat(B{5:8})];

más de 13 años hace | 0

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How to read folders of diferent names extensions
% retrieve all subfolders's names s = dir('yourpath'); idx = [s(:).isdir]; names = {s(idx).name}'; % Remove ...

más de 13 años hace | 3

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Respondida
creating additonal rows of NaN in specific positions
Very similar to your previous question. You have to build the |idx| accordingly. Nte that the |idx| stores the row position wher...

más de 13 años hace | 2

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Respondida
How do I count the number of NaNs in a Vector?
[minval,idx] = min(sum(isnan(a)))

más de 13 años hace | 2