Best Y Metric

Returns the best (minimum) observed y value in the archive.

Usage

metric_best_y(archive, surrogate = NULL, target = NULL, ...)

Arguments

archive

(bbotk::ArchiveBatch)
The archive.

surrogate

(mlr3mbo::Surrogate)
Ignored.

target

(character(1) | NULL)
Target column name. If NULL, uses first codomain target.

...

Ignored.

Value

numeric(1) minimum y value.