A review on data-driven constitutive laws for solids

JN Fuhg, G Anantha Padmanabha, N Bouklas… - … Methods in Engineering, 2024 - Springer
This review article highlights state-of-the-art data-driven techniques to discover, encode,
surrogate, or emulate constitutive laws that describe the path-independent and path …

Towards Material Testing 2.0. A review of test design for identification of constitutive parameters from full‐field measurements

F Pierron, M Grédiac - Strain, 2021 - Wiley Online Library
Full‐field optical measurements like digital image correlation or the grid method have
brought a paradigm shift in the experimental mechanics community. While inverse …

[HTML][HTML] Automated discovery of generalized standard material models with EUCLID

M Flaschel, S Kumar, L De Lorenzis - Computer Methods in Applied …, 2023 - Elsevier
We extend the scope of our recently developed approach for unsupervised automated
discovery of material laws (denoted as EUCLID) to the general case of a material belonging …

[HTML][HTML] NN-EUCLID: Deep-learning hyperelasticity without stress data

P Thakolkaran, A Joshi, Y Zheng, M Flaschel… - Journal of the …, 2022 - Elsevier
We propose a new approach for unsupervised learning of hyperelastic constitutive laws with
physics-consistent deep neural networks. In contrast to supervised learning, which assumes …

[HTML][HTML] Unsupervised discovery of interpretable hyperelastic constitutive laws

M Flaschel, S Kumar, L De Lorenzis - Computer Methods in Applied …, 2021 - Elsevier
We propose a new approach for data-driven automated discovery of isotropic hyperelastic
constitutive laws. The approach is unsupervised, ie, it requires no stress data but only …

Discovering plasticity models without stress data

M Flaschel, S Kumar, L De Lorenzis - npj Computational Materials, 2022 - nature.com
We propose an approach for data-driven automated discovery of material laws, which we
call EUCLID (Efficient Unsupervised Constitutive Law Identification and Discovery), and we …

[HTML][HTML] Bayesian-EUCLID: Discovering hyperelastic material laws with uncertainties

A Joshi, P Thakolkaran, Y Zheng, M Escande… - Computer Methods in …, 2022 - Elsevier
Within the scope of our recent approach for Efficient Unsupervised Constitutive Law
Identification and Discovery (EUCLID), we propose an unsupervised Bayesian learning …

Automated constitutive modeling of isotropic hyperelasticity based on artificial neural networks

KA Kalina, L Linden, J Brummund, P Metsch… - Computational …, 2022 - Springer
Herein, an artificial neural network (ANN)-based approach for the efficient automated
modeling and simulation of isotropic hyperelastic solids is presented. Starting from a large …

Material testing 2.0: A brief review

F Pierron - Strain, 2023 - Wiley Online Library
With the advent of camera‐based full‐field measurement techniques such as digital image
correlation (DIC), researchers have been trying to exploit such rich data sets through the use …

Finite element solver for data-driven finite strain elasticity

A Platzer, A Leygue, L Stainier, M Ortiz - Computer Methods in Applied …, 2021 - Elsevier
A nominal finite element solver is proposed for data-driven finite strain elasticity. It bypasses
the need for a constitutive model by considering a database of deformation gradient/first …