[R] rle on large data . . . without a for loop!

Justin jtor14 at gmail.com
Sat Jun 18 01:11:52 CEST 2011


Justin <jtor14 <at> gmail.com> writes:

> > I think need to do something like this:
> > 
> > dat<-data.frame(state=sample(id=rep(1:5,each=200),1:3, 1000,
> > replace=T,prob=c(0.7,0.05,0.25)),V1=runif(1,10,1000),V2=rnorm(1000))
> 
> brown bag...

... its friday and im sleepy!...

dat<-data.frame(id=rep(1:5,each=200),state=sample(1:3,
1000,replace=T,prob=c(0.7,0.05,0.25)),V1=runif(1,10,1000),V2=rnorm(1000))

> snipped
> 
> > Thanks,
> > 
> > Justin



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