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mlr (version 2.9)

summarizeColumns: Summarize columns of data.frame or task.

Description

Summarizes a data.frame, somewhat differently than the normal summary function of R. The function is mainly useful as a basic EDA tool on data.frames before they are converted to tasks, but can be used on tasks as well.

Columns can be of type numeric, integer, logical, factor, or character. Characters and logicals will be treated as factors.

Usage

summarizeColumns(obj)

Arguments

obj
[data.frame | Task] Input data.

Value

[data.frame]. With columns:

See Also

Other eda_and_preprocess: capLargeValues, createDummyFeatures, dropFeatures, mergeSmallFactorLevels, normalizeFeatures, removeConstantFeatures

Examples

Run this code
summarizeColumns(iris)

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