getStackedBaseLearnerPredictions: Returns the predictions for each base learner.
In riebetob/mlr: Machine Learning in R

Returns the predictions for each base learner.

1	getStackedBaseLearnerPredictions(model, newdata = NULL)

`model`	[`WrappedModel`] Wrapped model, result of train.
`newdata`	[`data.frame`] New observations, for which the predictions using the specified base learners should be returned. Default is `NULL` and extracts the base learner predictions that were made during the training.