Description Usage Arguments Value Author(s) Examples
View source: R/featureImportance.R
Measures feature importance for any model provided
1 2 | featureImportance(train, trainedModel, seed = 1991, topFeats = NULL,
sample = 0.1, outputPath = NULL)
|
train |
[data.frame | Required] Training set on which the model was trained |
trainedModel |
[mlr obj | Required] MLR trained moodel object |
seed |
[integer | Optional] Random seed number for reproducable results. Default of 1991 |
sample |
[numeric | Optional] A number between 0 - 1 to sub-sample the training set for faster computational time. Default of 0.1 |
List object containing a data.frame and a plot object.
Xander Horn
1 2 | mod <- mlr::train(makeLearner("classif.ranger"), iris.task)
featureImportance(train = iris, mod)
|
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