Modeling of glubam roof truss, parameter identification and updating based on parallel genetic algorithm

D Shi, GC Marano, C Demartino - Engineering Structures, 2024 - Elsevier
This research introduces an innovative approach to the design and simulation of bio-based
laminated structures, specifically focusing on glue-laminated bamboo (glubam) used in roof …

Contributions of e-defense shaking table to earthquake engineering and its future

T Horiuchi, M Ohsaki, M Kurata, JA Ramirez… - Journal of Disaster …, 2022 - jstage.jst.go.jp
A shaking table is an experimental facility consisting of a table that loads a structural
specimen and actuators that produce acceleration of the table to simulate seismic motions …

Bayesian optimization-assisted approximate Bayesian computation and its application to identifying cyclic constitutive law of structural steels

B Do, M Ohsaki - Computers & Structures, 2023 - Elsevier
A costly finite element model discourages Bayesian inference of the underlying parameters
from noise-corrupted experimental datasets. This arises because the likelihood of such a …

Glubam roof truss with riveted glubam connections adopting thin-walled steel tube: Experiment, modeling, and model-updating

D Shi, Y Xu, C Demartino, G Lu, Z Li - Journal of Building Engineering, 2024 - Elsevier
Bio-based laminated structures offer a timely solution to meet the pressing demand for
resource-efficient and environmentally responsible construction practices in civil …

Machine learning-based performance predictions for steels considering manufacturing process parameters: a review

W Fang, J Huang, T Peng, Y Long, F Yin - Journal of Iron and Steel …, 2024 - Springer
Steels are widely used as structural materials, making them essential for supporting our lives
and industries. However, further improving the comprehensive properties of steel through …

An asynchronous parallel high-throughput model calibration framework for crystal plasticity finite element constitutive models

A Tran, H Lim - Computational Mechanics, 2023 - Springer
Crystal plasticity finite element model (CPFEM) is a powerful numerical simulation in the
integrated computational materials engineering toolboxes that relates microstructures to …

Proximal-exploration multi-objective Bayesian optimization for inverse identification of cyclic constitutive law of structural steels

B Do, M Ohsaki - Structural and Multidisciplinary Optimization, 2022 - Springer
Despite its importance in seismic response analysis, solving an inverse problem to identify
the cyclic elastoplastic parameters for structural steels using conventional optimization …

Bio-based hybrid planar truss: Experimental testing, FE modeling and Bayesian model updating

D Shi, Z Li, C Demartino - Engineering Structures, 2024 - Elsevier
This paper examines the cyclic behavior of a bio-based truss structure with slotted steel
plate bolted connections through a comprehensive approach involving experimental testing …

Two-step parameter identification of multi-axial cyclic constitutive law of structural steels from cyclic structural responses

M Ohsaki, B Do, J Fujiwara, T Kimura, T Yamashita - Structures, 2022 - Elsevier
This paper presents a two-step Bayesian optimization (BO) method for identifying the
elastoplastic material parameters of structural steels subjected to multi-axial cyclic loading. A …

Bayesian estimation and uncertainty quantification of a temperature-dependent thermal conductivity

RLS Silva, C Verhoosel, E Quaeghebeur - arXiv preprint arXiv:2403.12696, 2024 - arxiv.org
We consider the problem of estimating a temperature-dependent thermal conductivity model
(curve) from temperature measurements. We apply a Bayesian estimation approach that …