Articles with "global approximation" as a keyword



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Adaptive multi-fidelity sparse polynomial chaos-Kriging metamodeling for global approximation of aerodynamic data

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Published in 2021 at "Structural and Multidisciplinary Optimization"

DOI: 10.1007/s00158-021-02895-2

Abstract: The multi-fidelity metamodeling method can dramatically improve the efficiency of metamodeling for computationally expensive engineering problems when multiple levels of fidelity data are available. In this paper, an efficient and novel adaptive multi-fidelity sparse polynomial… read more here.

Keywords: global approximation; multi fidelity; fidelity; sparse polynomial ... See more keywords
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Validation of a global approximation for wave diffraction-radiation in deep water

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Published in 2018 at "Applied Ocean Research"

DOI: 10.1016/j.apor.2018.02.025

Abstract: Abstract Computations of linear wave loads and second-order mean drift forces for a hemisphere and a freely floating FPSO show that global analytical approximations, given by Wu et al. in 2017, to the local flow… read more here.

Keywords: diffraction radiation; validation global; wave diffraction; wave ... See more keywords