extract_params {forestControl} | R Documentation |
For a randomForest
or ranger
classification object, extract the parameters needed to calculate an approximate selection frequency threshold
extract_params(x)
x |
a |
a list of four elements
Fn The number of features considered at each internal node (mtry)
Ft The total number of features in the data set
K The average number of binary tests/internal nodes across the enitre forest
Tr The total number of trees in the forest
Tom Wilson tpw2@aber.ac.uk
library(randomForest)
data(iris)
iris.rf <- randomForest(iris[,-5], iris[,5], forest = TRUE)
iris.params <- extract_params(iris.rf)
print(iris.params)