DiceOptim2.1.2 package

Kriging-Based Optimization for Computer Experiments

EGO.cst

Sequential constrained Expected Improvement maximization and model re-...

EGO.nsteps

Sequential EI maximization and model re-estimation, with a number of i...

EI.grad

Analytical gradient of the Expected Improvement criterion

EI

Analytical expression of the Expected Improvement criterion

goldsteinprice

2D test function

hartman4

4D test function

integration_design_cst

Generic function to build integration points (for the SUR criterion)

kriging.quantile.grad

Analytical gradient of the Kriging quantile of level beta

rosenbrock4

4D test function

easyEGO

User-friendly wrapper of the functions fastEGO.nsteps and `TREGO.nst...

qEGO.nsteps

Sequential multipoint Expected improvement (qEI) maximizations and mod...

qEI.grad

Gradient of the multipoint expected improvement (qEI) criterion

qEI

Analytical expression of the multipoint expected improvement (qEI) cri...

AEI

Augmented Expected Improvement

DiceOptim-package

Kriging-based optimization methods for computer experiments

easyEGO.cst

EGO algorithm with constraints

AEI.grad

AEI's Gradient

AKG.grad

AKG's Gradient

AKG

Approximate Knowledge Gradient (AKG)

branin2

2D test function

checkPredict

Prevention of numerical instability for a new observation

crit_AL

Expected Augmented Lagrangian Improvement

crit_EFI

Expected Feasible Improvement

crit_SUR_cst

Stepwise Uncertainty Reduction criterion

critcst_optimizer

Maximization of constrained Expected Improvement criteria

EQI.grad

EQI's Gradient

EQI

Expected Quantile Improvement

fastEGO.nsteps

Sequential EI maximization and model re-estimation, with a number of i...

fastfun-class

Class for fast to compute objective.

fastfun

Fastfun function

ParrConstraint

2D constraint function

kriging.quantile

Kriging quantile

max_AEI

Maximizer of the Augmented Expected Improvement criterion function

max_AKG

Maximizer of the Expected Quantile Improvement criterion function

max_crit

Maximization of the Expected Improvement criterion

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

sampleFromEI

Sampling points according to the expected improvement criterion

sphere6

6D sphere function

test_feas_vec

Test constraints violation (vectorized)

TREGO.nsteps

Trust-region based EGO algorithm.

update_km_noisyEGO

Update of one or two Kriging models when adding new observation

Efficient Global Optimization (EGO) algorithm as described in "Roustant et al. (2012)" <doi:10.18637/jss.v051.i01> and adaptations for problems with noise ("Picheny and Ginsbourger, 2012") <doi:10.1016/j.csda.2013.03.018>, parallel infill, and problems with constraints.

  • Maintainer: Mickael Binois
  • License: GPL-2 | GPL-3
  • Last published: 2025-11-12