Gradient-Free Construction of Active Subspaces for Dimension Reduction in Complex Models with Applications to Neutronics | Zendy

Kayla Coleman | Zendy; Allison Lewis | Zendy; Ralph C. Smith | Zendy; Brian J. Williams | Zendy; Max D. Morris | Zendy; Bassam Khuwaileh | Zendy

Open Access

Gradient-Free Construction of Active Subspaces for Dimension Reduction in Complex Models with Applications to Neutronics

Author(s) -

Kayla Coleman,

Allison Lewis,

Ralph C. Smith,

Brian J. Williams,

Max D. Morris,

Bassam Khuwaileh

Publication year - 2019

Publication title -

siam/asa journal on uncertainty quantification

Language(s) - English

Resource type - Journals

SCImago Journal Rank - 1.094

H-Index - 29

ISSN - 2166-2525

DOI - 10.1137/16m1075119

Subject(s) - subspace topology , linear subspace , initialization , dimension (graph theory) , algorithm , krylov subspace , transformation (genetics) , mathematical optimization , dimensionality reduction , computer science , mathematics , pure mathematics , artificial intelligence , biochemistry , chemistry , iterative method , gene , programming language

Recent developments in the field of reduced-order modeling---and, in particular, active subspace construction---have made it possible to efficiently approximate complex models by constructing low-o...

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