[R] tree class in R?
Tom.Mulholland at dpi.wa.gov.au
Mon Dec 6 04:24:45 CET 2004
Have you had a look at the rpart package? If you haven't installed it it may be worth doing so. Then you can type
> -----Original Message-----
> From: DFARRAR [mailto:DFARRAR at vt.edu]
> Sent: Monday, 6 December 2004 11:09 AM
> To: r-help at stat.math.ethz.ch
> Subject: [R] tree class in R?
> I am trying to store a couple numbers for each partition, in
> a subset of the
> of my data set. Of course, one can accomplish this using a
> binary tree. (The
> first split is on
> inclusion/exclusion of the first object, and so on.) I can
> probably simulate
> a tree using
> vectors. (One vector gives the index of left child node,
> another the index of
> the right child node.)
> However, it seems like there must be a useful class
> associated with the
> or recursive partitioning procedures, perhaps not out there
> for everyone to
> see. I poked around
> on the R page and didn't see anything that clearly met my
> needs very directly.
> I hope I would not
> have to learn recursive partitioning in R to find what I need.
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