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DiceEval

Construction and Evaluation of Metamodels

Estimation, validation and prediction of models of different types : linear models, additive models, MARS,PolyMARS and Kriging.

Functions (18)

DiceEval-package

Metamodels

MAE

Mean Absolute Error

Multiple R-Squared

RMA

Relative Maximal Absolute Error

RMSE

Root Mean Squared Error

crossValidation

K-fold Cross Validation

dataIRSN5D

5D benchmark from nuclear criticality safety assessments

foldsComposition

Setting up the Cross Validation

formulaAm

Construction of a formula Y~s(X1)+...+s(Xp)

formulaLm

Construction of a formula Y \~ X1+...+Xp

modelComparison

Comparison of different types of metamodels

modelFit

Fitting metamodels

modelPredict

Prediction at newdata for a fitted metamodel

penaltyPolyMARS

Choice of the penalty parameter for a PolyMARS model

residualsStudy

Plot residuals

stepEvolution

Evolution of the stepwise model

testCrossValidation

Test the robustess of the cross-validation procedure

testIRSN5D

A set of test data

DiceEval

Construction and Evaluation of Metamodels

v1.5

GPL-3

Authors

D. Dupuy and C. Helbert

Initial release

2020-05-04

DiceEval

Functions (18)

DiceEval

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