RWeka (version 0.4-44)

Weka_control: Control Weka Options

Description

Set control options for Weka learners.

Usage

Weka_control(...)

Value

A list of class Weka_control which can be coerced to

character for passing it to Weka.

Arguments

...

named arguments of control options, see the details and examples.

Details

The available options for a Weka learner, foo() say, can be queried by WOW(foo) and then conveniently set by Weka_control(). See below for an example.

One can use lists for options taking multiple arguments, see the documentation for SMO for an example.

See Also

WOW

Examples

## Query J4.8 options:
WOW("J48")
## Learn J4.8 tree on iris data with default settings:
J48(Species ~ ., data = iris)
## Learn J4.8 tree with reduced error pruning (-R) and 
## minimum number of instances set to 5 (-M 5):
J48(Species ~ ., data = iris, control = Weka_control(R = TRUE, M = 5))