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obtain information on excel files
You could open the file using actxserver (see doc) and make your way through the file using methods and properties. It probably ...

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output of evalc
But you could try something similar: p = s{2}; [a,b]=system(['dir /B "' p '"']); It took about half the time of the ...

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roots in Simulink
Hi Cosmin, I took a look at the implementation of roots for the Embedded MATLAB Function block (<matlabroot>\toolbox\eml\lib\...

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find the coherence
Hi, yes, you will need to interpolate them onto some common time vector to reasonably compare them. For the comparison probab...

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roots in Simulink
Hi Cosmin, up to roundoff error both solutions are fine. If you take the second solution and compute the polynomial within MA...

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roundoff function not working
Hi, which "roundoff"? The functions for rounding are round, ceil, floor, fix ... Titus

más de 14 años hace | 0

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mex and parallel
Hi Xiaochun, I'm not sure why you want to compare the code with spmd and without. Running the same code within spmd will alwa...

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Matrix of eight nearest neighbors
Hi Marlene, this should not be that difficult, I guess? One of the next four neighbors you would get by adding the line [-1 -...

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Will Matlab ever support indexing of GPU arrays?
Hi Kevin, indexing is supported since R2011a, see http://www.mathworks.com/help/toolbox/distcomp/rn/bsuaink-1.html Titu...

más de 14 años hace | 4

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error in converting cell value
Hi, A = cell2mat(a2.D1) Titus

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Zooming in and out removing
Hi, O.K., I think I've found it: you need to move the camera far away from the object, so add the following line after the "v...

más de 14 años hace | 1

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Generating A Step Like Function In MATLAB.
Hi, in this case I would take a look at the output of stairs, e.g. [x,y]=stairs(1:3, 2:0.5:3) x = 1 2 ...

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COmpiler
Hi, usually you do this by implementing a custom target for RTW. Search the MATLAB doc for "custom target development" and th...

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selecting and removing all grey pixels in an RGB image
Hi Sara, the trick is to change the image from NxMx3 to (N*M)x3: % store the size s = size(I); % make I a matrix w...

más de 14 años hace | 0

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selecting and removing all grey pixels in an RGB image
Hi, what about looking for all pixels that are somewhat "greyish"? Instead of R, G and B exactly the same you could test ...

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Generating Step Function In MATLAB.
Hi Pranjal, take a look at the function stairs that makes this task rather simple ... Titus

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compiler
Hi, if this helps: any program outside MATLAB can be called using system, e.g. system('"c:\program files\codewarrior\cod...

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Pack several files in one .p file
Hi, what you can try (it works, as long as you don't have subfunctions somewhere with the same name as .m files): append all .m...

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Zooming in and out removing
You should mutually disable the "other" functionality: when you do a rotate3d on add a zoom off and vice versa. ...

más de 14 años hace | 1

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To split a matrix into equal parts.
Hi, depends if you need the intermediate 16 matrices or only the 16x16 matrix. The latter would be simply A = rand(128,1...

más de 14 años hace | 0

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Failed to eliminate a call to the MATLAB function 'quadprog'.
Hi, taking a look at the <http://www.mathworks.com/help/toolbox/eml/ug/bq1h2z7-11.html list of supported functions> it looks ...

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Textscan issues
Hi, you are on the right way: read everything as strings: v = textscan(fid, '%s %s %s %s %s %s %s', 'headerlines', 2); ...

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Optimizaation problem in matlab
Hi Sukuchha, it doesn't matter how complex your function is or how many lines it has. What you need to do is (conceptually) s...

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MATLAB is not a fully oop yet... why is this?
Another aspect: you might well stick to the functional programming paradigm in MATLAB, if you like. My personal view would be to...

más de 14 años hace | 2

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place uitable in a GUI by code ?
Hi, yes, you might do in the callback of your pushbutton something like handles.mytable = uitable('units', 'normalized',...

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Other Problem with VideoWriter and zbuffer renderer
Hi, yes, OpenGL is the only renderer capable of transparency. I tried your example and it works fine for me (using OpenGL ins...

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Insert Date, Time, Created By, Modified by... etc file properties in m-file
I guess probably no. But usually you can use tokens in your file when you have your functions/programs under source control (lik...

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about memory cost for MDCE
Hi, Some clarification: by "node" you mean "worker"? So when starting your workers each worker consumes 1.5 GB without runnin...

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Mex
Hi, the return statements in the switch-case block are suspicious: you are leaving the mex file without entering the "passing...

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save or write variables in function file
Use the function save? ;-) Titus

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