Last data update: 2014.03.03
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R: Size of trees in an ensemble
Size of trees in an ensemble
Description
Size of trees (number of nodes) in and ensemble.
Usage
treesize(x, terminal=TRUE)
Arguments
x |
an object of class randomForest , which contains a
forest component.
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terminal |
count terminal nodes only (TRUE ) or all nodes
(FALSE
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Value
A vector containing number of nodes for the trees in the
randomForest object.
Note
The randomForest object must contain the forest
component; i.e., created with randomForest(...,
keep.forest=TRUE) .
Author(s)
Andy Liaw andy_liaw@merck.com
See Also
randomForest
Examples
data(iris)
iris.rf <- randomForest(Species ~ ., iris)
hist(treesize(iris.rf))
Results
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