Evolutionary Computation in R

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Documentation for package ‘ecr’ version 2.1.0

• DESCRIPTION file.
• User guides, package vignettes and other documentation.
• Package NEWS.

Help Pages

%dominates%	Dominance relation check.
%isDominatedBy%	Dominance relation check.
approximateIdealPoint	Reference point approximations.
approximateNadirPoint	Reference point approximations.
asemoa	Implementation of the NSGA-II EMOA algorithm by Deb.
computeAverageHausdorffDistance	Average Hausdorff Distance computation.
computeCrowdingDistance	Compute the crowding distance of a set of points.
computeDistanceFromPointToSetOfPoints	Computes distance between a single point and set of points.
computeGenerationalDistance	Computes Generational Distance.
computeHV	Functions for the calculation of the dominated hypervolume (contribution).
computeHVContr	Functions for the calculation of the dominated hypervolume (contribution).
computeInvertedGenerationalDistance	Computes Inverted Generational Distance.
dominated	Check for pareto dominance.
dominates	Dominance relation check.
doNondominatedSorting	Fast non-dominated sorting algorithm.
ecr	Interface to ecr similar to the optim function.
ecr_parallelization	Parallelization in ecr
ecr_result	Result object.
emoaIndEps	Computation of the unary epsilon-indicator.
emoaIndHV	Computation of the unary epsilon-indicator.
emoaIndR1	Computation of the unary epsilon-indicator.
emoaIndR2	Computation of the unary epsilon-indicator.
emoaIndR3	Computation of the unary epsilon-indicator.
evaluateFitness	Computes the fitness value(s) for each individual of a given set.
gen	Population generators
genBin	Population generators
generateOffspring	Helper functions for offspring generation
generators	Population generators
genPerm	Population generators
genReal	Population generators
getFront	Extract fitness values from Pareto archive.
getIndividuals	Extract individuals from Pareto archive.
getPopulations	Access to logged populations.
getSize	Get size of Pareto-archive.
getStatistics	Access the logged statistics.
getSupportedRepresentations	Get supported representations.
initECRControl	Control object generator.
initLogger	Initialize a log object.
initParetoArchive	Initialize Pareto Archive.
initPopulation	Helper function to build initial population.
is.supported	Check if ecr operator supports given representation.
isDominated	Dominance relation check.
isEcrOperator	Check if given function is an ecr operator.
isMaximallyDominated	Determine which points of a set are (non)dominated.
makeECRMonitor	Factory method for monitor objects.
makeMutator	Construct a mutation operator.
makeOperator	Construct evolutionary operator.
makeOptimizationTask	Creates an optimization task.
makeRecombinator	Construct a recombination operator.
makeSelector	Construct a selection operator.
makeTerminator	Generate stopping condition.
mutate	Helper functions for offspring generation
mutBitflip	Bitplip mutator.
mutGauss	Gaussian mutator.
mutInsertion	Insertion mutator.
mutInversion	Inversion mutator.
mutPolynomial	Polynomial mutation.
mutScramble	Scramble mutator.
mutSwap	Swap mutator.
mutUniform	Uniform mutator.
nondominated	Check for pareto dominance.
normalizeFront	Normalize points of a set.
nsga2	Implementation of the NSGA-II EMOA algorithm by Deb.
plotFront	Plot Pareto-front.
plotStatistics	Generate line plot of logged statistics.
recCrossover	One-point crossover recombinator.
recIntermediate	Indermediate recombinator.
recombinate	Helper functions for offspring generation
recOX	Ordered-Crossover (OX) recombinator.
recPMX	Partially-Mapped-Crossover (PMX) recombinator.
recSBX	Simulated Binary Crossover (SBX) recombinator.
recUnifCrossover	Uniform crossover recombinator.
registerECROperator	Register operators to control object.
replace	(mu + lambda) selection
replaceMuCommaLambda	(mu + lambda) selection
replaceMuPlusLambda	(mu + lambda) selection
selDomHV	Dominated Hypervolume selector.
select	Select individuals.
selectForMating	Select individuals.
selectForSurvival	Select individuals.
selGreedy	Simple selector.
selNondom	Non-dominated sorting selector.
selRoulette	Roulette-wheel / fitness-proportional selector.
selSimple	Simple (naive) selector.
selTournament	k-Tournament selector.
setup	Set up parameters for evolutionary operator.
setupECRDefaultMonitor	Default monitor.
smsemoa	Implementation of the SMS-EMOA by Emmerich et al.
stopOnEvals	Stopping conditions
stopOnIters	Stopping conditions
stopOnOptY	Stopping conditions
stoppingConditions	Stopping conditions
toGG	Transform to long format.
updateLogger	Update the log.
updateParetoArchive	Update Pareto Archive.
which.dominated	Determine which points of a set are (non)dominated.
which.nondominated	Determine which points of a set are (non)dominated.
wrapChildren	Wrap the individuals constructed by a recombination operator.