bbotk 0.5.4
- feat: Add
OptimizerFocusSearch that performs a focusing
random search.
bbotk 0.5.3
- feat:
Optimizer and Terminator objects
have the field $id now.
bbotk 0.5.2
- refactor: The
$print() method of
OptimInstance omits unnecessary columns now.
- fix: The
$clear() method of OptimInstance
raised an error.
- fix: The
$clear() method of Archive missed
to reset the $start_time field.
- feat:
Optimizer and Terminator objects
have the optional field $label now.
- feat:
as.data.table() functions for objects of class
Dictionary have been extended with additional columns.
- feat: Add a
as.data.table.DictionaryTerminator()
function.
bbotk 0.5.1
- fix: The return of the
$.status() method of
TerminatorRunTime and TerminatorClockTime was
not in a consistent unit. The return is in seconds from now on.
- fix: The number of evaluations was recorded as 0 in the log messages
when the search space was empty.
- feat: Add a
as.data.table.DictionaryOptimizer()
function.
- feat: New
$help() method which opens the manual page of
an Optimizer.
bbotk 0.5.0
- feat: Add
$nds_selection() method to
Archive.
- feat: New
Codomain class that allows extra
parameters.
- refactor: Objective values were automatically named. From now on,
only unnamed returns of
ObjectiveRFun are named.
- fix:
OptimInstance, Archive and
Objective objects were not cloned properly.
- refactor: The fields
$param_classes,
$properties and $packages of
Optimizer objects are read-only now.
- feat: The
branin() function is exported now.
bbotk 0.4.0
- feat: The search space and domain can now be empty.
- feat: The budget of
TerminatorEvals can now be changed
depending on the dimension of the search space with the parameter
k.
- feat: Add
bb_optimize() function.
- feat: Add
OptimizerIrace which calls
irace::irace from the irace package.
bbotk 0.3.2
- refactor: Internal changes.
bbotk 0.3.1
- feat: Add
$clear() method to OptimInstance
to reset the instance.
- refactor: Prettier
$print() methods.
- feat: Assertions on overlapping and reserved names in domain and
codomain.
bbotk 0.3.0
- feat: The check of points and results can now be disables with the
check_values flag in OptimInstance,
OptimInstanceSingleCrit,
OptimInstanceMultiCrit, ObjectiveRFun and
ObjectiveRFunDt.
- refactor: The
data.table within the
Archive can now be accessed with $data.
- refactor: The
m parameter of
Archive$best() is renamed to batch.
- feat: New
ArchiveBest class which only stores best
scoring evaluation instead of all evaluations
- refactor: The runtime is reduced when
ObjectiveRFunDt
is used with a domain without trafo.
- fix: Add support for
ParamUty in
OptimizerDesignPoints.
- feat: The start points for
OptimizerCmaes and
OptimizerNloptr can now be randomly created or from center
of the search space.
- feat: The
$optimize() method supports progress bars via
the package progressr.
bbotk 0.2.2
- refactor: Remove dependency on orphaned package
bibtex.
- feat: Add
OptimizerCmaes which calls
adagio::pureCMAES from the adagio
package.
bbotk 0.2.1
- refactor: Compact in-memory representation of R6 objects to save
space when saving mlr3 objects via saveRDS(), serialize() etc.
- refactor: Warning and error messages when upstream package of
Optimizer is not installed.
bbotk 0.2
- First version of the Black-Box Optimization Toolkit