Description Usage Arguments Value Note Author(s) See Also Examples
Add additional trees to an existing ensemble of trees.
1 2 |
x |
an object of class |
how.many |
number of trees to add to the |
... |
currently ignored. |
An object of class randomForest
, containing how.many
additional trees.
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
.
Andy Liaw andy\_liaw@merck.com
1 2 3 4 |
randomForest 4.6-12
Type rfNews() to see new features/changes/bug fixes.
Call:
randomForest(formula = Species ~ ., data = iris, ntree = 50, norm.votes = FALSE)
Type of random forest: classification
Number of trees: 100
No. of variables tried at each split: 2
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