Friction stir welding and processing enabled the creation of stronger joints, novel ultrafine- grained metals, new metal matrix composites, and multifunctional surfaces at user-defined …
D Zhan, H Xing - Journal of Global Optimization, 2020 - Springer
The expected improvement (EI) algorithm is a very popular method for expensive optimization problems. In the past twenty years, the EI criterion has been extended to deal …
H Liu, YS Ong, J Cai - Structural and Multidisciplinary Optimization, 2018 - Springer
Metamodeling is becoming a rather popular means to approximate the expensive simulations in today's complex engineering design problems since accurate metamodels …
This article provides an overview of multi-fidelity modeling trends. Fidelity in modeling refers to the level of detail and accuracy provided by a predictive model or simulation. Generally …
S Chakraborty - Journal of Computational Physics, 2021 - Elsevier
For many systems in science and engineering, the governing differential equation is either not known or known in an approximate sense. Analyses and design of such systems are …
ML Shi, L Lv, L Xu - Engineering Computations, 2023 - emerald.com
Purpose Extreme support vector regression (ESVR) has been widely used in the design, analysis and optimization of engineering systems of its fast training speed and good …
Multi-output regression problems have extensively arisen in modern engineering community. This article investigates the state-of-the-art multi-output Gaussian processes …
Multifidelity surrogates are essential in cases where it is not affordable to have more than a few high-fidelity samples, but it is affordable to have as many low-fidelity samples as …
Uncertainty quantification (UQ) includes the characterization, integration, and propagation of uncertainties that result from stochastic variations and a lack of knowledge or data in the …