Objective class

This class is used to represent the objective function used in optimization. Only experts should use the fields and methods for this class directly.

See also

Other classes: ConservationModifier-class, ConservationProblem-class, Constraint-class, Decision-class, OptimizationProblem-class, Penalty-class, Portfolio-class, Solver-class, Target-class, TargetMethod-class, Weight-class

Super class

prioritizr::ConservationModifier -> Objective

Public fields

has_targets

logical value indicating if the objective supports targets.

has_weights

logical value indicating if the objective supports feature weights.

Methods

Public methods

• Objective$default_weights()

• Objective$apply()

• Objective$clone()

Inherited methods

• prioritizr::ConservationModifier$calculate()
• prioritizr::ConservationModifier$get_data()
• prioritizr::ConservationModifier$get_internal()
• prioritizr::ConservationModifier$print()
• prioritizr::ConservationModifier$repr()
• prioritizr::ConservationModifier$set_data()
• prioritizr::ConservationModifier$set_internal()
• prioritizr::ConservationModifier$show()

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Method default_weights()

Specify default value for the feature weights.

Usage

Objective$default_weights()

Returns

A numeric value.

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Method apply()

Update an optimization problem formulation.

Usage

Objective$apply(x)

Arguments

x

optimization_problem() object.

Returns

Invisible TRUE.

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Method clone()

The objects of this class are cloneable with this method.

Usage

Objective$clone(deep = FALSE)

Arguments

deep

Whether to make a deep clone.