Get the default measure for a task type, task, task description or a learner. Currently these are:

classif
mmce
regrmse
cluster
db
survcindex
costsens
mcp
multilabelmultilabel.hamloss
getDefaultMeasure(x)

Arguments

x

([character(1)` | Task | TaskDesc | Learner)
Task type, task, task description, learner name, a learner, or a type of learner (e.g. "classif").

Value

(Measure).