Description Usage Arguments Side Effects See Also Examples
Generates a PostScript presentation plot of an itree
object.
Identical to the function in rpart.
1 2 3 4 5 6 7 |
tree |
fitted model object of class |
title. |
a title which appears at the top of the plot. By default, the
name of the |
filename |
ASCII file to contain the output. By default, the name of the file is
the name of the object given by |
digits |
number of significant digits to include in numerical data. |
pretty |
an integer denoting the extent to which factor levels will be
abbreviated in the character strings defining the splits;
(0) signifies no abbreviation of levels. A |
use.n |
Logical. If |
horizontal |
Logical. If |
... |
other arguments to the |
a plot of itree
is created using the postscript
driver, or
the current device if filename = ""
.
plot.itree
, itree
, text.itree
, abbreviate
1 2 3 4 5 6 7 8 | #the rpart examples:
z.auto <- itree(Mileage ~ Weight, car.test.frame)
post(z.auto, file = "") # display tree on active device
# now construct postscript version on file "pretty.ps"
# with no title
post(z.auto, file = "pretty.ps", title = " ")
z.hp <- itree(Mileage ~ Weight + HP, car.test.frame)
post(z.hp)
|
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