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grow

Add trees to an ensemble

Description

Add additional trees to an existing ensemble of trees.

Usage

## S3 method for class 'RRF'
grow(x, how.many, ...)

Arguments

x

an object of class RRF, which contains a forest component.
how.many

number of trees to add to the RRF object.
...

currently ignored.

Value

An object of class RRF, containing how.many additional trees.

Note

The confusion, err.rate, mse and rsq components (as well as the corresponding components in the test compnent, if exist) of the combined object will be NULL.

Author(s)

See Also

Examples

data(iris)
iris.rf <- RRF(Species ~ ., iris, ntree=50, norm.votes=FALSE)
iris.rf <- grow(iris.rf, 50)
print(iris.rf)
RRF

Regularized Random Forest

v1.9.1
GPL (>= 2)
Authors
Fortran original by Leo Breiman and Adele Cutler, R port by Andy Liaw and Matthew Wiener, Regularized random forest for classification by Houtao Deng. Regularized random forest for regression by Xin Guan.
Initial release
2018-07-16

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