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Gets the class weight parameter of a learner.

Usage

getClassWeightParam(learner, lrn.id = NULL)

Arguments

learner

(Learner | character(1))
The learner. If you pass a string the learner will be created via makeLearner.

lrn.id

(character)
Only used for BaseEnsembles. It is possible that multiple learners in a base ensemble have a class weight param. Specify the learner from which the class weight should be extracted.

Value

numeric

LearnerParam: A numeric parameter object, containing the class weight parameter of the given learner.