mlr_tasks_zoo {mlr3}

Zoo Classification Task

Description

A classification task for the mlbench::Zoo data set. Rownames are stored as variable "..rownames" with column role "name".

Format

R6::R6Class inheriting from TaskClassif.

Dictionary

This Task can be instantiated via the dictionary mlr_tasks or with the associated sugar function tsk():

mlr_tasks$get("zoo")
tsk("zoo")

Meta Information

• Task type: “classif”

• Dimensions: 101x17

• Properties: “multiclass”

• Has Missings: FALSE

• Target: “type”

• Features: “airborne”, “aquatic”, “backbone”, “breathes”, “catsize”, “domestic”, “eggs”, “feathers”, “fins”, “hair”, “legs”, “milk”, “predator”, “tail”, “toothed”, “venomous”

See Also

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

• Package mlr3data for more toy tasks.

• Package mlr3oml for downloading tasks from https://www.openml.org.

• Package 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).

• mlr3fselect and mlr3filters for feature selection and feature filtering.

• Extension packages for additional task types:

  • Unsupervised clustering: mlr3cluster

  • Probabilistic supervised regression and survival analysis: https://mlr3proba.mlr-org.com/.

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