A fraction function regularization model for the structural damage identification

R Li, X Song, F Wang, Q Deng, X Li… - Advances in Structural …, 2023 - journals.sagepub.com
The conventional model updating based on sensitivity analysis generally employs l 1-norm
regularizer to characterize the sparsity of the structural damage. However, the l 1-norm …

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 …

A robust sparse Bayesian learning method for the structural damage identification by a mixture of Gaussians

R Li, S Zheng, F Wang, Q Deng, X Li, Y Xiao… - Mechanical Systems and …, 2023 - Elsevier
Sparse Bayesian learning methods have been successfully applied to the community of
structural damage identification, which commonly assumes that the uncertainties from …

Physics-enhanced machine learning-based optimization of tuned mass damper parameters for seismically-excited buildings

X Yang, Y Lei, J Wang, H Zhu, W Shen - Engineering Structures, 2023 - Elsevier
Optimal design of tuned mass damper (TMD) parameters should be implemented before
device installation to achieve the desired vibration reduction effects for tall and quite slender …

Gibbs Sampler-Based Probabilistic Damage Detection of Structures Using Reduced Order Model

A Das, N Debnath - International Journal of Structural Stability and …, 2023 - World Scientific
Vibration-based global damage detection based on updating of finite element (FE) model by
targeting the modal measurements is a significant area of interest in structural health …

[HTML][HTML] Fatigue damage assessment of a large rail-cum-road steel truss-arch bridge using structural health monitoring dynamic data

HP Chen, SS Lu, WB Wu, L Dai, R Ceravolo - Case Studies in Construction …, 2024 - Elsevier
Structural health monitoring (SHM) system provides valuable information for the fatigue
assessment of existing rail-cum-road bridges. This paper aims to develop an effective …

A joint fraction function regularization model for the structural damage identification

R Li, Y Wang, H Jiang, Y Zhang, L Ma… - Advances in …, 2024 - journals.sagepub.com
The sparse regularization (SReg) model has been prove to be an effective tool for the
structural damage identification. However, the SReg model overly penalizes the larger …

Substructuring methods for responses, response sensitivity, and model updating of nonlinear systems

W Tian - 2023 - theses.lib.polyu.edu.hk
Civil engineering structures exhibit nonlinearities. Finite element model updating of these
structures is significant to obtain a more accurate numerical model for various applications …

An efficient model updating method for multilayer thermal insulation structures based on surrogate model

Y Li, E He, C Zhou, M Yin… - First Aerospace Frontiers …, 2024 - spiedigitallibrary.org
Traditional updating methods based on numerical simulation are computationally expensive
and are not suitable for model updating with limited resources or time constraints. The …