A machine learning-based surrogate finite element model for estimating dynamic response of mechanical systems

A Hashemi, J Jang, J Beheshti - IEEE Access, 2023 - ieeexplore.ieee.org
An efficient approach for improving the predictive understanding of dynamic mechanical
system variability is developed in this work. The approach requires low model assessment …

Feed-forward neural networks for failure mechanics problems

F Aldakheel, R Satari, P Wriggers - Applied Sciences, 2021 - mdpi.com
This work addresses an efficient neural network (NN) representation for the phase-field
modeling of isotropic brittle fracture. In recent years, data-driven approaches, such as neural …

Multiscale computational solid mechanics: data and machine learning

TH Su, SJ Huang, JG Jean, CS Chen - Journal of Mechanics, 2022 - academic.oup.com
Multiscale computational solid mechanics concurrently connects complex material physics
and macroscopic structural analysis to accelerate the application of advanced materials in …

Deep learning framework for multiscale finite element analysis based on data-driven mechanics and data augmentation

S Kim, H Shin - Computer Methods in Applied Mechanics and …, 2023 - Elsevier
In this study, a deep learning framework for multiscale finite element analysis (FE 2) is
proposed. To overcome the inefficiency of the concurrent classical FE 2 method induced by …

Model-free data-driven inference in computational mechanics

E Prume, S Reese, M Ortiz - Computer Methods in Applied Mechanics and …, 2023 - Elsevier
We extend the model-free Data-Driven computing paradigm to solids and structures that are
stochastic due to intrinsic randomness in the material behavior. The behavior of such …

[HTML][HTML] Computationally aware estimation of ultimate strength reduction of stiffened panels caused by welding residual stress: From finite element to data-driven …

S Li, A Coraddu, L Oneto - Engineering Structures, 2022 - Elsevier
Ultimate limit state (ULS) assessment examines the maximum load-carrying capacity of
structures considering inelastic buckling failure. Contrary to the traditional allowable stress …

A data-driven approach for instability analysis of thin composite structures

X Bai, J Yang, W Yan, Q Huang, S Belouettar… - Computers & Structures, 2022 - Elsevier
This paper aims to propose a data-driven computing algorithm integrated with model
reduction technique to conduct instability analysis of thin composite structures. The data …

Accelerating the distance-minimizing method for data-driven elasticity with adaptive hyperparameters

LTK Nguyen, RC Aydin, CJ Cyron - Computational Mechanics, 2022 - Springer
Data-driven constitutive modeling in continuum mechanics assumes that abundant material
data are available and can effectively replace the constitutive law. To this end, Kirchdoerfer …

Manifold embedding data-driven mechanics

B Bahmani, WC Sun - Journal of the Mechanics and Physics of Solids, 2022 - Elsevier
This article introduces a manifold embedding data-driven paradigm to solve small-and finite-
strain elasticity problems without a conventional constitutive law. This formulation follows the …

Data-driven methods for computational mechanics: A fair comparison between neural networks based and model-free approaches

M Zlatić, F Rocha, L Stainier, M Čanađija - Computer methods in applied …, 2024 - Elsevier
We present a comparison between two approaches to modelling hyperelastic material
behaviour using data. The first approach is a novel approach based on Data-driven …