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myid
2004 Mar 02
2
Some timings for 64 bit Opteron (ATLAS, GOTO, std)
...> str(ldat)
>
> mylm <- lm(y ~ .^2, data = ldat)
> proc.time() ## (~= 100 sec on P4 1.6 GHz "lynne")
> str(mm <- model.matrix(mylm))
> smlm <- summary(mylm)
>
> p1 <- predict(mylm)
> p2 <- predict(mylm, type = "terms")
>
> str(myim <- influence.measures(mylm))
>
> ## R BATCH gives another "total" proc.time() here:
>
> --------------------------------------------------------------
> ---------------
>
> Things look a bit different :
>
> Timings (the first 3 of proc.time())
> --...