Move Evaluators

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Knapsack Problem

KnapsackOneBitflipMoveEvaluator

For evaluating one bitflip moves.

Operator Parameters:

Parameter	Description
BinaryVector	The solution as BinaryVector.
KnapsackCapacity	Capacity of the Knapsack.
MoveQuality	The evaluated quality of a move on a Knapsack solution.
OneBitflipMove	The move to evaluate.
Penalty	The penalty value for each unit of overweight.
Quality	The quality of a Knapsack solution.
Values	The values of the items.
Weights	The weights of the items.

OneMax Problem

OneMaxOneBitflipMoveEvaluator

For evaluating one bitflip moves.

Operator Parameters:

Parameter	Description
BinaryVector	The solution as BinaryVector.
MoveQuality	The evaluated quality of a move on a OneMax solution.
OneBitflipMove	The move to evaluate.
Quality	The quality of a OneMax solution.

Single Objective Test Function Problem

Common Operator Parameters:

Parameter	Description
AdditiveMove	The move to evaluate.
MoveQuality	The evaluated quality of a move on a test function solution.
Point	The point to evaluate the move on.
Quality	The quality of a test function solution.

The following operators only have the above common operator parameters:

• AckleyAdditiveMoveEvaluator
• BealeAdditiveMoveEvaluator
• BoothAdditiveMoveEvaluator
• GriewankAdditiveMoveEvaluator
• LevyAdditiveMoveEvaluator
• MatyasAdditiveMoveEvaluator
• RosenbrockAdditiveMoveEvaluator
• SchwefelAdditiveMoveEvaluator
• SumSquaresAdditiveMoveEvaluator
• ZakharovAdditiveMoveEvaluator

RastriginAdditiveMoveEvaluator

The class for evaluating an additive move on the Rastrigin function has the above parameters, plus the parameter A.

Additional Operator Parameters:

Parameter	Description
A	The parameter A is a parameter of the objective function y = Sum((x_i)2 + A * (1 - Cos(2pi*x_i))). Default is A = 10.

SphereAdditiveMoveEvaluator

The class for evaluating an additive move on the Sphere function.

Additional Operator Parameters:

Parameter	Description
A	The parameter Alpha modifies the steepness of the objective function y = C * |X|Alpha. Default is Alpha = 2.
C	The parameter C modifies the steepness of the objective function y = C * |X|Alpha. Default is C = 1.

Travelling Salesman Problem

TSPMoveEvaluator

A base class for operators which evaluate TSP moves.

Operator Parameters:

Parameter	Description
!Permutation	The solution as Permutation.
EvaluatorType	--
Quality	The quality of a TSP solution.
MoveQuality	The evaluated quality of a move on a TSP solution.