[HTML][HTML] Methodology for the assessment of the risk of failure of metastatic vertebrae through ROM-based patient-specific simulations

X Garcia-Andrés, E Nadal, E Arana… - Computers & …, 2024 - Elsevier
The structural performance of a vertebra can be significantly undermined if it develops a
tumour, that could even lead to the vertebra's structural collapse. In cancers with a high …

Learning Data-Driven Stable Corrections of Dynamical Systems—Application to the Simulation of the Top-Oil Temperature Evolution of a Power Transformer

C Ghnatios, X Kestelyn, G Denis, V Champaney… - Energies, 2023 - mdpi.com
Many engineering systems can be described by using differential models whose solutions,
generally obtained after discretization, can exhibit a noticeable deviation with respect to the …

Casting hybrid twin: physics-based reduced order models enriched with data-driven models enabling the highest accuracy in real-time

A Ammar, M Ben Saada, E Cueto… - International Journal of …, 2024 - Springer
Knowing the thermo-mechanical history of a part during its processing is essential to master
the final properties of the product. During forming processes, several parameters can affect …

Advanced Meta-Modeling framework combining Machine Learning and Model Order Reduction towards real-time virtual testing of woven composite laminates in …

MEF Idrissi, A Pasquale, F Meraghni, F Praud… - … Science and Technology, 2025 - Elsevier
This paper presents an advanced meta-modeling framework that efficiently combines
Machine Learning and Model Order Reduction (MOR) techniques for real-time virtual testing …

Data-driven parametric modelling of split-Hopkinson pressure bar tests on cohesive soils

A Van Lerberghe, A Pasquale, S Rodriguez… - International Journal of …, 2025 - Elsevier
Soil-filled wire and geotextile gabions stand as vital bulwarks in military bases, harnessing
soil's innate capacity to absorb shock and safeguard both personnel and critical assets from …

Identification of material parameters in low-data limit: application to gradient-enhanced continua

DV Nguyen, M Jebahi, V Champaney… - International Journal of …, 2024 - Springer
Due to the growing trend towards miniaturization, small-scale manufacturing processes
have become widely used in various engineering fields to manufacture miniaturized …

[HTML][HTML] Discovering PDEs Corrections from Data Within a Hybrid Modeling Framework

C Ghnatios, F Chinesta - Mathematics, 2024 - mdpi.com
In the context of hybrid twins, a data-driven enrichment is added to the physics-based
solution to represent with higher accuracy the reference solution assumed to be known at …

Modular parametric PGD enabling online solution of partial differential equations

A Pasquale, MJ Kazemzadeh-Parsi… - arXiv preprint arXiv …, 2024 - arxiv.org
In the present work, a new methodology is proposed for building surrogate parametric
models of engineering systems based on modular assembly of pre-solved modules. Each …

Optimal trajectory planning combining model-based and data-driven hybrid approaches

C Ghnatios, D Di Lorenzo, V Champaney… - Advanced Modeling and …, 2024 - Springer
Trajectory planning aims at computing an optimal trajectory through the minimization of a
cost function. This paper considers four different scenarios:(i) the first concerns a given …

Advanced model order reduction and data-driven technologies enabling physics-augmented digital twins

V Champaney - 2023 - pastel.hal.science
In the 20th century, engineering made remarkable strides in various fields, while other
disciplines turned to data for diagnostic and prognostic purposes. Recognizing the potential …