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6 results for “from:Den Alpin”

Quelplot
Den Alpin · Sep 22, 2011 · r-help

Hi Hadley, have a look at: http://www.riani.it/pub/zrc-csda98.pdf and some Gauss code: http://www.riani.it/Gauss/procedures/BOXPLOTB.G Best regards, Daniele 2011/9/21 Hadley Wickham <hadley at rice.edu>: > Hi all...

How to speed up grouping time series, help please
Den Alpin · Apr 4, 2011 · r-help

I did some tests on Your and Gabor solutions, below my findings: - Your solution is fast as my solution in xts (below) but MUCH MORE READABLE, in particular I think your test should take into account xts creation from the...

[Rcpp-devel] Rcpp, inline and R CMD SHLIB compilation problem on Win XP
Den Alpin · Apr 28, 2011 · rcpp-devel

I have Rcpp installed in C:/Documents and Settings/Damberti/R/win-library/2.12/ I?m trying to use package inline to compile a simple example (below), I?m experiencing a compilation problem due to the space in the...

How to speed up grouping time series, help please
Den Alpin · Apr 4, 2011 · r-help

I retrieve for a few hundred times a group of time series (10-15 ts with 10000 values each), on every group I do some calculation, graphs etc. I wonder if there is a faster method than what presented below...

How to speed up grouping time series, help please
Den Alpin · Apr 7, 2011 · r-help

I found a faster implementation (by an order of magnitude from my tests) than the one using xts, split, merge (from Joshua). I report the two fastest solution below with code to generate a test case; some work still to...

How to speed up grouping time series, help please
Den Alpin · Apr 7, 2011 · r-help

I found a faster implementation (by an order of magnitude from my tests) than the one using xts, split, merge (from Joshua). I report the two fastest solution below with code to generate a test case; some work still to...

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