arbor object.
It is a method for the generic function
print
of class
arbor.
print.arbor(x, pretty=0, spaces=2, cp=0, digits= .Options$digits - 3, ...)
arbor. This is assumed to be the result
of some function that produces an object with the same named
components as that returned by the
arbor function.
NULL denoting the extent to which factor levels in split
labels will be abbreviated. A value of
FALSE signifies no
abbreviation. A
NULL signifies using elements of letters to represent
the different factor levels.
cp from the printout.
x$frame
is printed.
Indentation is used to convey the tree topology.
Information for each node includes the node number, split, size, deviance,
and fitted value.
For the
"class" method,
yprob
is also printed.
This function is a method for the generic function
print
for class
"arbor".
It can be invoked by calling print for an object of the appropriate class,
or directly by calling
print.arbor regardless of
the class of the object.
z.auto <- arbor(Mileage ~ Weight, car.test.frame) z.auto