randomForest: treesize – R documentation

Become an expert in R — Interactive courses, Cheat Sheets, certificates and more!

treesize

Size of trees in an ensemble

Size of trees (number of nodes) in and ensemble.

treesize(x, terminal=TRUE)

`x`	an object of class `randomForest`, which contains a `forest` component.
`terminal`	count terminal nodes only (`TRUE`) or all nodes (`FALSE`

A vector containing number of nodes for the trees in the randomForest object.

The randomForest object must contain the forest component; i.e., created with randomForest(..., keep.forest=TRUE).

data(iris)
iris.rf <- randomForest(Species ~ ., iris)
hist(treesize(iris.rf))

Breiman and Cutler's Random Forests for Classification and Regression

v4.6-14

GPL (>= 2)

Authors

Fortran original by Leo Breiman and Adele Cutler, R port by Andy Liaw and Matthew Wiener.

Initial release

2018-03-22