Create Split Labels For a Tree Object
USAGE:
labels.tree(object, pretty=T, collapse=T)
ARGUMENTS:
- object
-
fitted model object of class
tree.
This is assumed to be the result of some function that produces
an object with the same named
components as that returned by the
tree function.
- pretty
-
an integer denoting the extent to which factor levels will be abbreviated
in the character strings defining the splits.
The default (0) signifies no abbreviation of levels.
A
NULL signifies using elements of
letters to represent the different factor levels.
- collapse
-
logical. If TRUE, the returned value is a vector of labels for each node,
otherwise a matrix of left and right split labels is returned.
VALUE:
Vector of split labels (collapse=T) or matrix of left and right splits
(collapse=F) for the supplied tree object. This function is called by
printing methods for trees and is not intended
to be called directly by users.