Search Results for author: Moritz Flaschel

Found 3 papers, 1 papers with code

A review on data-driven constitutive laws for solids

no code implementations6 May 2024 Jan Niklas Fuhg, Govinda Anantha Padmanabha, Nikolaos Bouklas, Bahador Bahmani, WaiChing Sun, Nikolaos N. Vlassis, Moritz Flaschel, Pietro Carrara, Laura De Lorenzis

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-dependent response of solids.

Automated discovery of interpretable hyperelastic material models for human brain tissue with EUCLID

no code implementations25 May 2023 Moritz Flaschel, Huitian Yu, Nina Reiter, Jan Hinrichsen, Silvia Budday, Paul Steinmann, Siddhant Kumar, Laura De Lorenzis

Following the motive of the recently proposed computational framework EUCLID (Efficient Unsupervised Constitutive Law Identitication and Discovery) and in contrast to conventional parameter calibration methods, we construct an extensive set of candidate hyperelastic models, i. e., a model library including popular models known from the literature, and develop a computational strategy for automatically selecting a model from the library that conforms to the available experimental data while being represented as an interpretable symbolic mathematical expression.

Model Selection regression

NN-EUCLID: deep-learning hyperelasticity without stress data

1 code implementation4 May 2022 Prakash Thakolkaran, Akshay Joshi, Yiwen Zheng, Moritz Flaschel, Laura De Lorenzis, Siddhant Kumar

We propose a new approach for unsupervised learning of hyperelastic constitutive laws with physics-consistent deep neural networks.

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