normalize is used for every feature column.
Non numerical features will be left untouched and passed to the result.
For constant features most methods fail, special behaviour for this case is implemented.normalizeFeatures(task, method = "standardize", exclude = character(0L),
range = c(0, 1), on.constant = "quiet")Task].normalizeOther eda_and_preprocess: capLargeValues,
createDummyFeatures,
dropFeatures,
mergeSmallFactorLevels,
removeConstantFeatures,
summarizeColumns