CEGO

Combinatorial Efficient Global Optimization

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Version

Install

install.packages('CEGO')

Monthly Downloads

436

Version

2.4.4

License

GPL (>= 3)

Maintainer

Martin Zaefferer

Last Published

January 9th, 2025

Functions in CEGO (2.4.4)

correctionCNSD

Correcting Conditional Negative Semi-Definiteness

designRandom

Random Design

correctionDistanceMatrix

Correction of a Distance Matrix

distanceNumericLCStr

Longest Common Substring for Numeric Vectors

distanceNumericLevenshtein

Levenshtein Distance for Numeric Vectors

distanceMatrixWrapper

Distance Matrix Wrapper

distanceNumericHamming

Hamming Distance for Vectors

distancePermutationChebyshev

Chebyshev Distance for Permutations

distancePermutationAdjacency

Adjacency Distance for Permutations

distancePermutationInsert

Insert Distance for Permutations

distancePermutationHamming

Hamming Distance for Permutations

distanceRealEuclidean

Euclidean Distance

distancePermutationLevenshtein

Levenshtein Distance for Permutations

distancePermutationEuclidean

Euclidean Distance for Permutations

distancePermutationSwapInv

Inverse-Swap-Distance for Permutations

distancePermutationCos

Cosine Distance for Permutations

distancePermutationLee

Lee Distance for Permutations

distanceSequenceLevenshtein

Levenshtein Distance forsSequences of numbers

distanceMatrix

Calculate Distance Matrix

distanceMatrixUpdate

Update distance matrix

distancePermutationPosition

Position Distance for Permutations

fcorrGauss

Gaussian Kernel for Kriging

fcorrLinear

Linear Kernel for Kriging

distanceStringLCStr

Longest Common Substring distance

distancePermutationPosition2

Squared Position Distance for Permutations

distanceStringHamming

Hamming Distance for Strings

modelKrigingInternalPredictor

Kriging Prediction (internal)

distancePermutationLex

Lexicographic permutation distance

is.PSD

Check for Positive Semi-Definiteness

distanceStringLevenshtein

Levenshtein Distance for Strings

kernelMatrix

Calculate Kernel Matrix

mutationBinaryBitFlip

Bit-flip Mutation for Bit-strings

modelKrigingDistanceCalculation

Kriging: Distance Matrix Calculation

modelRBFN

RBFN Model

mutationPermutationInterchange

Interchange Mutation for Permutations

modelKrigingLikelihood

Calculate negative log-likelihood

modelKrigingInit

Kriging: Initial guess and bounds

mutationPermutationInterchangeCore

Interchange of permutation elements

landscapeGeneratorGaussian

Create Gaussian Landscape

landscapeGeneratorUNI

Unimodal Fitness Landscape

distancePermutationSwap

Swap-Distance for Permutations

distancePermutationManhattan

Manhattan Distance for Permutations

distancePermutationR

R-Distance for Permutations

landscapeGeneratorGaussianEval

Gaussian Landscape Evaluation

landscapeGeneratorGaussianBuild

Gaussian Landscape Core function

lexicographicPermutationOrderNumber

Lexicographic order number

Self-adaptive mutation operator

distancePermutationInterchange

Interchange Distance for Permutations

is.CNSD

Check for Conditional Negative Semi-Definiteness

infillExpectedImprovement

Negative Logarithm of Expected Improvement

fcorrSphere

Spherical Kernel for Kriging

distancePermutationLCStr

Longest Common Substring Distance for Permutations

modelKrigingClust

Build clustered model

removeDuplicates

Remove Duplicates

mutationStringRandomChange

Mutation for Strings

mutationBinaryBlockInversion

Block Inversion Mutation for Bit-strings

distanceVector

Calculate Distance Vector

recombinationBinary1Point

Single Point Crossover for Bit Strings

recombinationBinary2Point

Two Point Crossover for Bit Strings

modelKriging

Kriging Model

mutationPermutationReversal

Reversal Mutation for Permutations

fcorrCubic

Cubic Kernel for Kriging

solutionFunctionGeneratorBinary

Binary String Generator Function

optimInterface

Optimization Interface (continuous, bounded)

landscapeGeneratorMUL

Multimodal Fitness Landscape

mutationBinaryCycle

Cycle Mutation for Bit-strings

removeDuplicatesOffspring

Remove Duplicates from Offsprings

is.NSD

Check for Negative Semi-Definiteness

modelLinear

Distance based Linear Model

mutationPermutationSwap

Swap Mutation for Permutations

selfAdapt

Self-adaption of EA parameters.

modelKrigingParameterizedLikelihood

Calculate negative log-likelihood

solutionFunctionGeneratorPermutation

Permutation Generator Function

mutationBinarySingleBitFlip

Single Bit-flip Mutation for Bit-strings

mutationPermutationInsert

Insert Mutation for Permutations

recombinationBinaryUniform

Uniform Crossover for Bit Strings

optimCEGO

Combinatorial Efficient Global Optimization

predict.modelLinear

Predict: Combinatorial Kriging

recombinationPermutationAlternatingPosition

Alternating Position Crossover (AP) for Permutations

predict.modelKrigingClust

Clustered Kriging Prediction

recombinationPermutationCycleCrossover

Cycle Crossover (CX) for Permutations

optimEA

Evolutionary Algorithm for Combinatorial Optimization

optimRS

Combinatorial Random Search

optimMaxMinDist

Max-Min-Distance Optimizer

solutionFunctionGeneratorString

String Generator Function

simulate.modelKriging

Kriging Simulation

recombinationStringSinglePointCrossover

Single Point Crossover for Strings

recombinationSelfAdapt

Self-adaptive recombination operator

optimMIES

Mixed Integer Evolution Strategy (MIES)

print.modelKriging

Print Function: modelKriging

repairConditionsCorrelationMatrix

Repair Conditions of a Correlation Matrix

predict.modelRBFN

Predict: Combinatorial RBFN

repairConditionsDistanceMatrix

Repair Conditions of a Distance Matrix

recombinationBinaryAnd

Arithmetic (AND) Crossover for Bit Strings

testFunctionGeneratorSim

Simulation-based Test Function Generator, Data Interface

Optimize Surrogate Model

recombinationPermutationPositionBased

Position Based Crossover (POS) for Permutations

recombinationPermutationOrderCrossover1

Order Crossover 1 (OX1) for Permutations

predict.modelKriging

Kriging Prediction

CEGO-package

Combinatorial Efficient Global Optimization in R

benchmarkGeneratorQAP

Create Quadratic Assignment Problem (QAP) Benchmark

benchmarkGeneratorFSP

Create Flow shop Scheduling Problem (FSP) Benchmark

benchmarkGeneratorMaxCut

MaxCut Benchmark Creation

benchmarkGeneratorWT

Create single-machine total Weighted Tardiness (WT) Problem Benchmark

benchmarkGeneratorNKL

NK-Landscape Benchmark Creation

benchmarkGeneratorTSP

Create (Asymmetric) Travelling Salesperson Problem (TSP) Benchmark

createSimulatedTestFunction

Simulation-based Test Function Generator, Object Interface

correctionKernelMatrix

Correction of a Kernel (Correlation) Matrix

buildModel

Model building

correctionAugmentedKernelVector

Augmented Kernel Correction

combinatorialRBFN

Radial Basis Function Network

correctionDefinite

Correcting Definiteness of a Matrix

correctionAugmentedDistanceVector

Augmented Distance Correction

combinatorialLM

Linear Distance-Based Model

computeCorrelationMatrix

Compute Correlation Matrix

designMaxMinDist

Max-Min-Distance Design