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logpart
2003 Dec 19
1
Question re labels in r-part (continuation of a thread from a while back)
...labels the
nodes with the value of yval, which in this case is not what I want; I'd
like the labels to be on the original metric, but label in text.rpart
requires a "column name of x$frame", and the original DV is not on that
frame.
So, I tried the following:
{create the tree}
tr.totpart <- rpart(log(totpart +1) ~ sexfact + age + windle +
eabused
+ as.factor(pabau) + positive + controlling + lenient +
druguse.ever
+ anycsw,
xval = 10, cp = 0.000000001, data = duhray)
{prune the tree}
tr.totpart.pruned <- prune (tr.totpart, cp = .02)
{ad the original metric...