matal
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Question
copy-on-write, performance, and code readability
I use a global, multi-level nested struct() to hold a lot of data. For example, I have: global DATA; DATA.US.AAPL.date =...
11 years ago | 2 answers | 0
2
answersQuestion
Performance tuning - finding CPU time
Hi - I have a Matlab function (my code) that takes about 1.5ms to run most of the time, but every once in a while spikes up ...
11 years ago | 3 answers | 1
3
answersQuestion
working with mwArray in C++: How to extend it...
I am working with mwArray's in C++. I have created an empty cellarray as follows: mwArray r(mxCELL_CLASS); Now I would l...
12 years ago | 1 answer | 0
1
answerCalling Matlab from C++: How to pass in no arguments in varargin?
Looks like this is not possible: <http://www.mathworks.com/help/compiler/matlab-compiler-generated-interface-functions.html> ...
12 years ago | 1
| accepted
Question
Calling Matlab from C++: How to pass in no arguments in varargin?
I am compiling Matlab .m functions using Matlab compiler into libraries callable from C++. The particular function I am working ...
12 years ago | 2 answers | 1
2
answersData structure for mixed-type arrays - cellarray, dataset, structarray, struct of arrays, or other?
Thought I would post some of my thoughts after looking at this problem a bit more. I don't see an efficient data structure in...
12 years ago | 0
Question
Data structure for mixed-type arrays - cellarray, dataset, structarray, struct of arrays, or other?
I need to process large amounts of tabular data of mixed type - strings and doubles. A standard problem, I would think. What is ...
12 years ago | 3 answers | 2
3
answersQuestion
save v7 vs v7.3 - compression is in which one?
Matlab version: 7.11.0.584 (R2010b) I have a dataset ~68MB in size. Name Size Bytes Class ...
12 years ago | 1 answer | 1
1
answerQuestion
Can I use R2011a Econometrics toolbox with R2010b Matlab installation?
As the title says - I need to use some functions in the R2011a Econometrics toolbox. My current installation is R2010b and I don...
12 years ago | 1 answer | 0
1
answerQuestion
Newbie question - capturing mutliple return from a function into an array
A function f() returns 2 numbers. So, I typically call it like this: [x,y] = f(<inputs>) Now I want to multiply the output...
13 years ago | 1 answer | 0
1
answerQuestion
Newbie question - converting a vector into a cellarray of vectors
I have a vector X and want a cell array C containing N copies of that vector. How do I do that? Here is how I am doing it now...
13 years ago | 2 answers | 0
