Terminator that stops after a number of evaluations

Description

Class to terminate the optimization depending on the number of evaluations. An evaluation is defined by one resampling of a parameter value.

Dictionary

This Terminator can be instantiated via the dictionary mlr_terminators or with the associated sugar function trm():

mlr_terminators$get("evals")
trm("evals")

Parameters

n_evals

integer(1)
Number of allowed evaluations, default is 100L.

Super class

bbotk::Terminator -> TerminatorEvals

Methods

Public methods

• TerminatorEvals$new()

• TerminatorEvals$is_terminated()

• TerminatorEvals$clone()

Method new()

Creates a new instance of this R6 class.

Usage

TerminatorEvals$new()

Method is_terminated()

Is TRUE iff the termination criterion is positive, and FALSE otherwise.

Usage

TerminatorEvals$is_terminated(archive)

Arguments

Returns

logical(1).

Method clone()

The objects of this class are cloneable with this method.

Usage

TerminatorEvals$clone(deep = FALSE)

Arguments

See Also

Other Terminator: Terminator, mlr_terminators_clock_time, mlr_terminators_combo, mlr_terminators_none, mlr_terminators_perf_reached, mlr_terminators_run_time, mlr_terminators_stagnation_batch, mlr_terminators_stagnation, mlr_terminators

Examples

TerminatorEvals$new()
trm("evals", n_evals = 5)