mlr_tasks_mtcars function

Motor Trend Regression Task

A regression task for the datasets::mtcars data set. Target variable is mpg (Miles/(US) gallon). Rownames are stored as variable "..rownames with column role "model".

Format

R6::R6Class inheriting from TaskRegr .

Construction

mlr_tasks$get("mtcars")
tsk("mtcars")

Meta Information

• Task type: regr
• Dimensions: 32x11
• Properties: -
• Has Missings: FALSE
• Target: mpg
• Features: am , carb , cyl , disp , drat , gear , hp , qsec , vs , wt

See Also

• Chapter in the mlr3book: https://mlr3book.mlr-org.com/chapters/chapter2/data_and_basic_modeling.html

• Package list("mlr3data") for more toy tasks.

• Package list("mlr3oml") for downloading tasks from https://www.openml.org.

• Package list("mlr3viz") for some generic visualizations.

• Dictionary of Tasks : mlr_tasks

• as.data.table(mlr_tasks) for a table of available Tasks in the running session (depending on the loaded packages).

• list("mlr3fselect") and list("mlr3filters") for feature selection and feature filtering.

• Extension packages for additional task types:

  • Unsupervised clustering: list("mlr3cluster")
  • Probabilistic supervised regression and survival analysis: https://mlr3proba.mlr-org.com/.

Other Task: Task, TaskClassif, TaskRegr, TaskSupervised, TaskUnsupervised, california_housing, mlr_tasks, mlr_tasks_breast_cancer, mlr_tasks_german_credit, mlr_tasks_iris, mlr_tasks_penguins, mlr_tasks_pima, mlr_tasks_sonar, mlr_tasks_spam, mlr_tasks_wine, mlr_tasks_zoo