Kriging-Based Optimization for Computer Experiments


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Documentation for package ‘DiceOptim’ version 1.5

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AEI Augmented Expected Improvement
AEI.grad AEI's Gradient
AKG Approximate Knowledge Gradient (AKG)
AKG.grad AKG's Gradient
DiceOptim Kriging-based optimization methods for computer experiments
EGO.nsteps Sequential EI maximization and model re-estimation, with a number of iterations fixed in advance by the user
EI Analytical expression of the Expected Improvement criterion
EI.grad Analytical gradient of the Expected Improvement criterion
EQI Expected Quantile Improvement
EQI.grad EQI's Gradient
kriging.quantile Kriging quantile
kriging.quantile.grad Analytical gradient of the Kriging quantile of level beta
max_AEI Maximizer of the Augmented Expected Improvement criterion function
max_AKG Maximizer of the Expected Quantile Improvement criterion function
max_EI Maximization of the Expected Improvement criterion
max_EQI Maximizer of the Expected Quantile Improvement criterion function
max_qEI Maximization of multipoint expected improvement criterion (qEI)
min_quantile Minimization of the Kriging quantile.
noisy.optimizer Optimization of homogenously noisy functions based on Kriging
qEGO.nsteps Sequential multipoint Expected improvement (qEI) maximizations and model re-estimation
qEI Analytical expression of the multipoint expected improvement (qEI) criterion
qEI.grad Gradient of the multipoint expected improvement (qEI) criterion
sampleFromEI Sampling points according to the expected improvement criterion
update_km_noisyEGO Update of one or two Kriging models when adding new observation