At Sun, 14 Dec 2008 14:16:07 +0100, Philipp Klaus Krause wrote: > Thus I've tried implementing the PCA using gsl. It works fine, but > currently takes a bit more than 7 seconds to call pca() a million times > on my system. Since I'm a newbie to gsl I suppose there is a way to > improve performance. What would you suggest? Dimension will typically be > 3 or 4.
As a first step, I would suggest profiling the program. An easy way to do that on x86 without recompiling anything is to use Valgrind with the callgrind profiling tool and kcachegrind visualiser. -- Brian Gough Support freedom by joining the FSF! http://www.fsf.org/news/fall-2008-fundraiser _______________________________________________ Help-gsl mailing list [email protected] http://lists.gnu.org/mailman/listinfo/help-gsl
