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mlr (version 2.3)

makeDownsampleWrapper: Fuse learner with simple downsampling (subsampling).

Description

Creates a learner object, which can be used like any other learner object. It will only be trained on a subset of the original data to save computational time.

Usage

makeDownsampleWrapper(learner, dw.perc = 1, dw.stratify = FALSE)

Arguments

Value

[Learner].

See Also

Other downsample: downsample

Other wrapper: CostSensClassifModel, CostSensClassifWrapper, makeCostSensClassifWrapper; CostSensRegrModel, CostSensRegrWrapper, makeCostSensRegrWrapper; makeBaggingWrapper; makeFeatSelWrapper; makeFilterWrapper; makeImputeWrapper; makeMulticlassWrapper; makeOverBaggingWrapper; makeOversampleWrapper, makeUndersampleWrapper; makePreprocWrapperCaret; makePreprocWrapper; makeSMOTEWrapper; makeTuneWrapper; makeWeightedClassesWrapper