# Single and Multi-Objective Optimization Test Functions

## Documentation for package ‘smoof’ version 1.6.0.2

- DESCRIPTION file.
- Package NEWS.

## Help Pages

A C D F G H I M P R S V

smoof-package | smoof: Single and Multi-Objective Optimization test functions.

## -- A --

addCountingWrapper | Return a function which counts its function evaluations.
addLoggingWrapper | Return a function which internally stores x or y values.
autoplot.smoof_function | Generate ggplot2 object.

## -- C --

computeExpectedRunningTime | Compute the Expected Running Time (ERT) performance measure.
conversion | Conversion between minimization and maximization problems.
convertToMaximization | Conversion between minimization and maximization problems.
convertToMinimization | Conversion between minimization and maximization problems.

## -- D --

doesCountEvaluations | Check whether the function is counting its function evaluations.

## -- F --

filterFunctionsByTags | Get a list of implemented test functions with specific tags.

## -- G --

getAvailableTags | Returns a character vector of possible function tags.
getDescription | Return the description of the function.
getGlobalOptimum | Returns the global optimum and its value.
getID | Return the ID / short name of the function.
getLocalOptimum | Returns the local optima of a single objective smoof function.
getLoggedValues | Extract logged values of a function wrapped by a logging wrapper.
getLowerBoxConstraints | Return lower box constaints.
getMeanFunction | Return the true mean function in the noisy case.
getName | Return the name of the function.
getNumberOfEvaluations | Return the number of function evaluations performed by the wrapped 'smoof_function'.
getNumberOfObjectives | Determine the number of objectives.
getNumberOfParameters | Determine the number of parameters.
getParamSet | Get parameter set.
getRefPoint | Returns the reference point of a multi-objective function.
getTags | Returns vector of associated tags.
getUpperBoxConstraints | Return upper box constaints.
getWrappedFunction | Extract wrapped function.

## -- H --

hasBoxConstraints | Checks whether the objective function has box constraints.
hasConstraints | Checks whether the objective function has constraints.
hasGlobalOptimum | Checks whether global optimum is known.
hasLocalOptimum | Checks whether local optima are known.
hasOtherConstraints | Checks whether the objective function has other constraints.
hasTags | Check if function has assigend special tags.

## -- I --

isMultiobjective | Checks whether the given function is multi-objective.
isNoisy | Checks whether the given function is noisy.
isSingleobjective | Checks whether the given function is single-objective.
isSmoofFunction | Checks whether the given object is a 'smoof_function' or a 'smoof_wrapped_function'.
isVectorized | Checks whether the given function accept "vectorized" input.
isWrappedSmoofFunction | Checks whether the function is of type 'smoof_wrapped_function'.

## -- M --

makeAckleyFunction | Ackley Function
makeAdjimanFunction | Adjiman function
makeAlpine01Function | Alpine01 function
makeAlpine02Function | Alpine02 function
makeAluffiPentiniFunction | Aluffi-Pentini function.
makeBartelsConnFunction | Bartels Conn Function
makeBBOBFunction | Generator for the noiseless function set of the real-parameter Black-Box Optimization Benchmarking (BBOB).
makeBealeFunction | Beale Function
makeBentCigarFunction | Bent-Cigar Function
makeBiObjBBOBFunction | Generator for the function set of the real-parameter Bi-Objective Black-Box Optimization Benchmarking (BBOB).
makeBirdFunction | Bird Function
makeBiSphereFunction | Bi-objective Sphere function
makeBK1Function | BK1 function generator
makeBohachevskyN1Function | Bohachevsky function N. 1
makeBoothFunction | Booth Function
makeBraninFunction | Branin RCOS function
makeBrentFunction | Brent Function
makeBrownFunction | Brown Function
makeBukinN2Function | Bukin function N. 2
makeBukinN4Function | Bukin function N. 4
makeBukinN6Function | Bukin function N. 6
makeCarromTableFunction | Carrom Table Function
makeChichinadzeFunction | Chichinadze Function
makeChungReynoldsFunction | Chung Reynolds Function
makeComplexFunction | Complex function.
makeCosineMixtureFunction | Cosine Mixture Function
makeCrossInTrayFunction | Cross-In-Tray Function
makeCubeFunction | Cube Function
makeDeckkersAartsFunction | Deckkers-Aarts Function
makeDeflectedCorrugatedSpringFunction | Deflected Corrugated Spring function
makeDentFunction | Dent Function
makeDixonPriceFunction | Dixon-Price Function
makeDoubleSumFunction | Double-Sum Function
makeDTLZ1Function | DTLZ1 Function (family)
makeDTLZ2Function | DTLZ2 Function (family)
makeDTLZ3Function | DTLZ3 Function (family)
makeDTLZ4Function | DTLZ4 Function (family)
makeDTLZ5Function | DTLZ5 Function (family)
makeDTLZ6Function | DTLZ6 Function (family)
makeDTLZ7Function | DTLZ7 Function (family)
makeEasomFunction | Easom Function
makeED1Function | ED1 Function
makeED2Function | ED2 Function
makeEggCrateFunction | Egg Crate Function
makeEggholderFunction | Egg Holder function
makeElAttarVidyasagarDuttaFunction | El-Attar-Vidyasagar-Dutta Function
makeEngvallFunction | Complex function.
makeExponentialFunction | Exponential Function
makeFreudensteinRothFunction | Freudenstein Roth Function
makeFunctionsByName | Generate smoof function by passing a character vector of generator names.
makeGeneralizedDropWaveFunction | Generalized Drop-Wave Function
makeGiuntaFunction | Giunta Function
makeGoldsteinPriceFunction | Goldstein-Price Function
makeGOMOPFunction | GOMOP function generator.
makeGriewankFunction | Griewank Function
makeHansenFunction | Hansen Function
makeHartmannFunction | Hartmann Function
makeHimmelblauFunction | Himmelblau Function
makeHolderTableN1Function | Holder Table function N. 1
makeHolderTableN2Function | Holder Table function N. 2
makeHosakiFunction | Hosaki Function
makeHyperEllipsoidFunction | Hyper-Ellipsoid function
makeInvertedVincentFunction | Inverted Vincent Function
makeJennrichSampsonFunction | Jennrich-Sampson function.
makeJudgeFunction | Judge function.
makeKeaneFunction | Keane Function
makeKearfottFunction | Kearfott function.
makeKursaweFunction | Kursawe Function
makeLeonFunction | Leon Function
makeMatyasFunction | Matyas Function
makeMcCormickFunction | McCormick Function
makeMichalewiczFunction | Michalewicz Function
makeModifiedRastriginFunction | Rastrigin Function
makeMOP1Function | MOP1 function generator.
makeMOP2Function | MOP2 function generator.
makeMOP3Function | MOP3 function generator.
makeMOP4Function | MOP4 function generator.
makeMOP5Function | MOP5 function generator.
makeMOP6Function | MOP6 function generator.
makeMOP7Function | MOP7 function generator.
makeMPM2Function | Generator for function with multiple peaks following the multiple peaks model 2.
makeMultiObjectiveFunction | Generator for multi-objective target functions.
makePeriodicFunction | Periodic Function
makePowellSumFunction | Powell-Sum Function
makePriceN1Function | Price Function N. 1
makePriceN2Function | Price Function N. 2
makePriceN4Function | Price Function N. 4
makeRastriginFunction | Rastrigin Function
makeRosenbrockFunction | Rosenbrock Function
makeSchafferN2Function | Modified Schaffer Function N. 2
makeSchafferN4Function | Schaffer Function N. 4
makeSchwefelFunction | Schwefel function
makeShekelFunction | Shekel functions
makeShubertFunction | Shubert Function
makeSingleObjectiveFunction | Generator for single-objective target functions.
makeSixHumpCamelFunction | Three-Hump Camel Function
makeSphereFunction | Sphere Function
makeStyblinkskiTangFunction | Styblinkski-Tang function
makeSumOfDifferentSquaresFunction | Sum of Different Squares Function
makeSwiler2014Function | Swiler2014 function.
makeThreeHumpCamelFunction | Three-Hump Camel Function
makeTrecanniFunction | Trecanni Function
makeUFFunction | Generator for the functions UF1, ..., UF10 of the CEC 2009.
makeViennetFunction | Viennet function generator
makeWFG1Function | WFG1 Function
makeWFG2Function | WFG2 Function
makeWFG3Function | WFG3 Function
makeWFG4Function | WFG4 Function
makeWFG5Function | WFG5 Function
makeWFG6Function | WFG6 Function
makeWFG7Function | WFG7 Function
makeWFG8Function | WFG8 Function
makeWFG9Function | WFG9 Function
makeZDT1Function | ZDT1 Function
makeZDT2Function | ZDT2 Function
makeZDT3Function | ZDT3 Function
makeZDT4Function | ZDT4 Function
makeZDT6Function | ZDT6 Function
makeZettlFunction | Zettl Function
mnof | Helper function to create numeric multi-objective optimization test function.

## -- P --

plot.smoof_function | Generate ggplot2 object.
plot1DNumeric | Plot an one-dimensional function.
plot2DNumeric | Plot a two-dimensional numeric function.
plot3D | Surface plot of two-dimensional test function.

## -- R --

resetEvaluationCounter | Reset evaluation counter.

## -- S --

shouldBeMinimized | Check if function should be minimized.
smoof_function | Smoof function
smoof_multi_objective_function | Smoof function
smoof_single_objective_function | Smoof function
snof | Helper function to create numeric single-objective optimization test function.

## -- V --

violatesConstraints | Checks whether constraints are violated.
visualizeParetoOptimalFront | Pareto-optimal front visualization.