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2006 Oct 17
0
[R] performance reflections
[This is a follow up on gcc3 vs. gcc4 discussion. Background: R
benchmark tests ( http://www.sciviews.org/benchmark/index.html ) show
a dramatic difference in "Escoufier's method on a 37x37 matrix
(mixed)" test when comparing binaries for PowerPC compiled with gcc3
vs gcc4.]
On Oct 16, 2006, at 11:29 AM, Ren? J.V. Bertin wrote:
> Anyway, it has nothing to do with the G4 optimisations, as the
> generic 2.4.0 on CRAN also shows the same performance drop.
>
Thanks...