Class AbstractBooleanFunctionProblem<G>

java.lang.Object

com.knezevic.edaf.v3.problems.crypto.AbstractBooleanFunctionProblem<G>

All Implemented Interfaces:

Problem<G>

Direct Known Subclasses:

BooleanFunctionMultiObjectiveProblem, BooleanFunctionPermutationProblem, BooleanFunctionProblem, BooleanFunctionTreeProblem

public abstract class AbstractBooleanFunctionProblem<G>
extends Object
implements Problem<G>

Shared base for cryptographic boolean-function optimization problems.

Field Summary

Fields

Modifier and Type	Field	Description
protected final List<CryptoFitnessCriterion>	criteria
protected final List<String>	criterionIds
protected final double[]	criterionWeights
protected final double	criterionWeightSum
protected final int	n
protected final int	truthTableSize

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	AbstractBooleanFunctionProblem(int n, List<String> criterionIds, Map<String,Double> criterionWeights)

Method Summary

Modifier and Type	Method	Description
List<String>	criterionIds()
abstract Fitness	evaluate(G genotype)	Evaluates one genotype and returns its fitness.
protected final ScalarFitness	evaluateScalarFitness(int[] truthTable)
protected final VectorFitness	evaluateVectorFitness(int[] truthTable, double[] scalarWeights)
int	objectiveCount()	Number of objectives; defaults to one objective.
ObjectiveSense	objectiveSense()	Returns whether this problem is min or max.
protected final double[]	objectiveValues(BooleanFunctionStats stats)
protected final int[]	toTruthTableFromBalancedPermutation(int[] permutation)
protected final int[]	toTruthTableFromBits(boolean[] bits)
int	truthTableSize()
int	variableCount()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface com.knezevic.edaf.v3.core.api.Problem

feasible, name, violations

Field Details

n

protected final int n

truthTableSize

protected final int truthTableSize

criteria

protected final List<CryptoFitnessCriterion> criteria

criterionIds

protected final List<String> criterionIds

criterionWeights

protected final double[] criterionWeights

criterionWeightSum

protected final double criterionWeightSum

Constructor Details

AbstractBooleanFunctionProblem

protected AbstractBooleanFunctionProblem(int n,
 List<String> criterionIds,
 Map<String,Double> criterionWeights)

Method Details

objectiveSense

public ObjectiveSense objectiveSense()

Description copied from interface: Problem

Returns whether this problem is min or max.

Specified by:

objectiveSense in interface Problem<G>

evaluateScalarFitness

protected final ScalarFitness evaluateScalarFitness(int[] truthTable)

evaluateVectorFitness

protected final VectorFitness evaluateVectorFitness(int[] truthTable,
 double[] scalarWeights)

objectiveValues

protected final double[] objectiveValues(BooleanFunctionStats stats)

toTruthTableFromBits

protected final int[] toTruthTableFromBits(boolean[] bits)

toTruthTableFromBalancedPermutation

protected final int[] toTruthTableFromBalancedPermutation(int[] permutation)

objectiveCount

public int objectiveCount()

Description copied from interface: Problem

Number of objectives; defaults to one objective.

Specified by:

objectiveCount in interface Problem<G>

variableCount

public int variableCount()

truthTableSize

public int truthTableSize()

criterionIds

public List<String> criterionIds()

evaluate

public abstract Fitness evaluate(G genotype)

Description copied from interface: Problem

Evaluates one genotype and returns its fitness.

Specified by:

evaluate in interface Problem<G>