ContextAsync {bbotk}R Documentation

Asynchronous Optimization Context

Description

A CallbackAsync accesses and modifies data during the optimization via the ContextAsync. See the section on active bindings for a list of modifiable objects. See callback_async() for a list of stages which access ContextAsync.

Details

Changes to ⁠$instance⁠ and ⁠$optimizer⁠ in the stages executed on the workers are not reflected in the main process.

Super class

mlr3misc::Context -> ContextAsync

Public fields

instance

(OptimInstance).

optimizer

(Optimizer).

Active bindings

result

(data.table::data.table)
The result of the optimization.

Methods

Public methods

Inherited methods

Method new()

Creates a new instance of this R6 class.

Usage
ContextAsync$new(inst, optimizer)
Arguments
inst

(OptimInstance).

optimizer

(Optimizer).


Method clone()

The objects of this class are cloneable with this method.

Usage
ContextAsync$clone(deep = FALSE)
Arguments
deep

Whether to make a deep clone.


[Package bbotk version 1.0.1 Index]