Dakota Reference Manual  Version 6.4
Large-Scale Engineering Optimization and Uncertainty Analysis
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gaussian_process


Gaussian Process surrogate model

Specification

Alias: kriging

Argument(s): none

Default: Surfpack Gaussian process

Required/Optional Description of Group Dakota Keyword Dakota Keyword Description
Required
(Choose One)
Group 1 surfpack Use the Surfpack version of Gaussian Process surrogates
dakota Select the built in Gaussian Process surrogate
Optional build_samples

Number of initial model evaluations used in build phase

Optional posterior_adaptive

Adapt emulator model to increase accuracy in high posterior probability regions

Optional import_build_points_file

File containing points you wish to use to build a surrogate

Description

Use the Gaussian process (GP) surrogate from Surfpack, which is specified using the surfpack keyword.

An alternate version of GP surrogates was available in prior versions of Dakota. For now, both versions are supported but the dakota version is deprecated and intended to be removed in a future release.