A finite element model updating method based on the trust region and adaptive surrogate model

Y Bai, Z Peng, Z Wang - Journal of Sound and Vibration, 2023 - Elsevier
The traditional finite element (FE) model updating method based on a static surrogate model
often suffers from high calculation costs and low updating accuracy. To address these …

Optimum-pursuing method for constrained optimization and reliability-based design optimization problems using Kriging model

Z Meng, L Kong, J Yi, H Peng - Computer Methods in Applied Mechanics …, 2024 - Elsevier
This paper proposes a new active learning method named as optimum-pursuing method
(OPM) from the viewpoint of optimization theory, which aims to provide an effective tool for …

Variable-fidelity expected improvement based efficient global optimization of expensive problems in presence of simulation failures and its parallelization

Y He, J Sun, P Song, X Wang - Aerospace Science and Technology, 2021 - Elsevier
To further alleviate the computational cost of single-fidelity efficient global optimization
(EGO) method, the variable-fidelity surrogate-based EGO method assisted by variable …

Support vector machine-based importance sampling for rare event estimation

C Ling, Z Lu - Structural and Multidisciplinary Optimization, 2021 - Springer
Structural reliability analysis aims at computing failure probability with respect to prescribed
performance function. To efficiently estimate the structural failure probability, a novel two …

Robust optimization for functional multiresponse in 3D printing process

Z Feng, J Wang, X Zhou, C Zhai, Y Ma - Simulation Modelling Practice and …, 2023 - Elsevier
Computer models are commonly used to simulate the functional relationships between
inputs and outputs for quality design in 3D printing. However, the high-dimensional outputs …

Theoretical and experimental investigations on a data-driven trajectory planning scheme for dynamic shape control of piezo-actuated compliant morphing structures

X Wang, X Hu, J Xing, W Zhou - Engineering Structures, 2024 - Elsevier
Piezo-actuated compliant morphing structures can transmit motion and force via elastic
deformation with lower weight, simplified design, and higher accuracy, a typical example is …

An active learning Kriging model with adaptive parameters for reliability analysis

H Xu, W Zhang, N Zhou, L Xiao, J Zhang - Engineering with Computers, 2023 - Springer
The prevalence of highly nonlinear and implicit performance functions in structural reliability
analysis has increased the computational effort significantly. To solve this problem, an …

Kriging‐Based Space Exploration Global Optimization Method in Aerodynamic Design

W Zhang, Z Gao, C Wang, L Xia - International Journal of …, 2023 - Wiley Online Library
For complicated aerodynamic design problems, the efficient global optimization method
suffered from the defect of the incorrect portrayal of the design space, resulting in bad global …

Multi-fidelity surrogate model ensemble based on feasible intervals

S Zhang, P Liang, Y Pang, J Li, X Song - Structural and Multidisciplinary …, 2022 - Springer
Multi-fidelity surrogate models received a lot of attention in engineering optimization due to
their ability to achieve the required accuracy at a lower cost. However, selecting an …

An in silico Model of T Cell Infiltration Dynamics Based on an Advanced in vitro System to Enhance Preclinical Decision Making in Cancer Immunotherapy

TD Lewin, B Avignon, A Tovaglieri, L Cabon… - Frontiers in …, 2022 - frontiersin.org
Cancer immunotherapy often involves the use of engineered molecules to selectively bind
and activate T cells located within tumour tissue. Fundamental to the success of such …