[R] Fast nested List->data.frame
Dieter Menne
dieter.menne at menne-biomed.de
Tue Jan 5 09:54:41 CET 2010
Greg Hirson wrote:
>
> I'd approach this by first making a matrix, then converting to a data
> frame with appropriate types.
Well, I knew that matrixes are faster for numerics, but I also knew that the
required conversion to character would be a show-stopper. My second wisdom
was bogus. Your version is 30% faster on my computer.
Dieter
--
View this message in context: http://n4.nabble.com/Fast-nested-List-data-frame-tp998871p998897.html
Sent from the R help mailing list archive at Nabble.com.
More information about the R-help
mailing list