search for: effciency

Displaying 2 results from an estimated 2 matches for "effciency".

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2008 May 01
4
efficient code - yet another question
...my old laptop running Win XP and R 2.7.0 (1GB RAM) it takes around 6 or 7 minutes. That shouldn't be a problem for one analysis, but when cross-validation is added the time increases severely.....Although there are several examples on the R help list giving some with 'hints' to improve effciency the truth is that I don't know (or I can't see it) the part of the code that can be improved (but it is clear that the bottle neck is the for and while loops). I would really appreciate any ideas/comments/etc... Thanks ################################################################# pca...
2008 Oct 15
0
R-help Digest, Vol 67, Issue 31
...ng Win XP and R 2.7.0 (1GB RAM) it > takes around 6 or 7 minutes. That shouldn't be a problem for one > analysis, but when cross-validation is added the time increases > severely.....Although there are several examples on the R help list > giving some with 'hints' to improve effciency the truth is that I > don't know (or I can't see it) the part of the code that can be > improved (but it is clear that the bottle neck is the for and while > loops). I would really appreciate any ideas/comments/etc... > > Thanks > > #####################################...