ACTG 320 Survival Task

A survival task for the actg data set.

Format

R6::R6Class inheriting from TaskSurv.

Dictionary

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

mlr_tasks$get("actg")
tsk("actg")

Meta Information

• Task type: “surv”

• Dimensions: 1151x13

• Properties: -

• Has Missings: FALSE

• Target: “time”, “status”

• Features: “age”, “cd4”, “hemophil”, “ivdrug”, “karnof”, “priorzdv”, “raceth”, “sexF”, “strat2”, “tx”, “txgrp”

Pre-processing

• Column sex has been renamed to sexF and censor has been renamed to status.

• Columns id, time_d, and censor_d have been removed so target is time to AIDS diagnosis (in days).

See also

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

• Dictionary of Tasks: mlr3::mlr_tasks

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

Other Task: TaskDens, TaskSurv, mlr_tasks_faithful, mlr_tasks_gbcs, mlr_tasks_gbsg, mlr_tasks_grace, mlr_tasks_lung, mlr_tasks_mgus, mlr_tasks_pbc, mlr_tasks_precip, mlr_tasks_rats, mlr_tasks_unemployment, mlr_tasks_veteran, mlr_tasks_whas