Re: [Rd] simulate in stats

2005-09-29 Thread Martin Maechler
> "PaulG" == Paul Gilbert <[EMAIL PROTECTED]> > on Thu, 15 Sep 2005 12:07:48 -0400 writes: PaulG> BTW, I think there is a problem with the way the PaulG> argument "seed" is used in the new simulate in stats. PaulG> The problem is that repeated calls to simulate using Pa

Re: [Rd] simulate in stats

2005-09-15 Thread Kasper Daniel Hansen
I agree: no function should per default touch the random number stream. Otherwise this will undoubtedly lead to misuse. And while one may want to include a seed argument in case a user wants to set it explicitly, I would argue that the preferred usage is to do set.seed(SOMETHING) someFu

Re: [Rd] simulate in stats

2005-09-15 Thread Paul Gilbert
BTW, I think there is a problem with the way the argument "seed" is used in the new simulate in stats. The problem is that repeated calls to simulate using the default argument will introduce a new pattern into the RNG: > stats:::simulate function (object, nsim = 1, seed = as.integer(runif(1,

[Rd] simulate in stats

2005-09-14 Thread Paul Gilbert
(Sorry if this was posted twice. I seem to be having some email issues.) Can the arguments nsim and seed be passed as part of ... in the new simulate generic in R-2.2.0alpha package stats? This would potentially allow me to use the stats generic rather than the one I define in dse. There are co

[Rd] simulate in stats

2005-09-14 Thread Paul Gilbert
Can the arguments nsim and seed be passed as part of ... in the new simulate generic in R-2.2.0alpha package stats? This would potentially allow me to use the stats generic rather than the one I define in dse. There are contexts where nsim and seed do not make sense. I realize that the default