Re: knn in c

楼主: ChihJen ( )   2005-03-30 19:08:27
: There are some articles on Internet about R and optimized BLAS.
: An assistant professor in UW said linking R with an optimized BLAS
: won't help too much. One reason is that R don't spend much time in
: BLAS. Another reason is that R use only level-one routines since
: most optimization was done in level-three routines.
I see. Yes, you only see the full power of optimized BLAS when using
level three subroutines.. Matrix multiplication is the most typical
one in level three.
So I do encourage our students to try all kinds of tools and see what
happens.

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