mlr3fselect.backup {mlr3fselect}

Backup Benchmark Result Callback

Description

This CallbackBatchFSelect writes the mlr3::BenchmarkResult after each batch to disk.

Examples

clbk("mlr3fselect.backup", path = "backup.rds")

# Run feature selection on the Palmer Penguins data set
instance = fselect(
  fselector = fs("random_search"),
  task = tsk("pima"),
  learner = lrn("classif.rpart"),
  resampling = rsmp ("holdout"),
  measures = msr("classif.ce"),
  term_evals = 4,
  callbacks = clbk("mlr3fselect.backup", path = tempfile(fileext = ".rds")))