Statistically equivalent surrogate material models: impact of random imperfections on the elasto-plastic response

DOI10.1016/j.cma.2022.115278OpenAlexW4284698152MaRDI QIDQ2679290

Ustim Khristenko, Andrei Constantinescu, Barbara I. Wohlmuth, Le Tallec, Patrick

Publication date: 19 January 2023

Published in: Computer Methods in Applied Mechanics and Engineering (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/2112.06655

zbMATH Keywords

stochastic optimizationrandom fieldsuncertainty quantificationsurrogate modeladditive manufacturingelasto-plastic material

Mathematics Subject Classification ID

Small-strain, rate-independent theories of plasticity (including rigid-plastic and elasto-plastic materials) (74C05) Stochastic and other probabilistic methods applied to problems in solid mechanics (74S60)

Uses Software

• L-BFGS
• PyTorch
• GitHub

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