Review of machine learning for hydrodynamics, transport, and reactions in multiphase flows and reactors

LT Zhu, XZ Chen, B Ouyang, WC Yan… - Industrial & …, 2022 - ACS Publications
Artificial intelligence (AI), machine learning (ML), and data science are leading to a
promising transformative paradigm. ML, especially deep learning and physics-informed ML …

Estimates on the generalization error of physics-informed neural networks for approximating a class of inverse problems for PDEs

S Mishra, R Molinaro - IMA Journal of Numerical Analysis, 2022 - academic.oup.com
Physics-informed neural networks (PINNs) have recently been very successfully applied for
efficiently approximating inverse problems for partial differential equations (PDEs). We focus …

Estimates on the generalization error of physics-informed neural networks for approximating PDEs

S Mishra, R Molinaro - IMA Journal of Numerical Analysis, 2023 - academic.oup.com
Physics-informed neural networks (PINNs) have recently been widely used for robust and
accurate approximation of partial differential equations (PDEs). We provide upper bounds …

A comprehensive deep learning-based approach to reduced order modeling of nonlinear time-dependent parametrized PDEs

S Fresca, L Dede', A Manzoni - Journal of Scientific Computing, 2021 - Springer
Conventional reduced order modeling techniques such as the reduced basis (RB) method
(relying, eg, on proper orthogonal decomposition (POD)) may incur in severe limitations …

Modeling of dynamical systems through deep learning

P Rajendra, V Brahmajirao - Biophysical Reviews, 2020 - Springer
This review presents a modern perspective on dynamical systems in the context of current
goals and open challenges. In particular, our review focuses on the key challenges of …

Physics-informed attention-based neural network for hyperbolic partial differential equations: application to the Buckley–Leverett problem

R Rodriguez-Torrado, P Ruiz, L Cueto-Felgueroso… - Scientific reports, 2022 - nature.com
Physics-informed neural networks (PINNs) have enabled significant improvements in
modelling physical processes described by partial differential equations (PDEs) and are in …

An artificial neural network approach to bifurcating phenomena in computational fluid dynamics

F Pichi, F Ballarin, G Rozza, JS Hesthaven - Computers & Fluids, 2023 - Elsevier
This work deals with the investigation of bifurcating fluid phenomena using a reduced order
modelling setting aided by artificial neural networks. We discuss the POD-NN approach …

[HTML][HTML] A cardiac electromechanical model coupled with a lumped-parameter model for closed-loop blood circulation

F Regazzoni, M Salvador, PC Africa, M Fedele… - Journal of …, 2022 - Elsevier
We propose a novel mathematical and numerical model for cardiac electromechanics,
wherein biophysically detailed core models describe the different physical processes …

Hierarchical deep learning of multiscale differential equation time-steppers

Y Liu, JN Kutz, SL Brunton - … Transactions of the Royal …, 2022 - royalsocietypublishing.org
Nonlinear differential equations rarely admit closed-form solutions, thus requiring numerical
time-stepping algorithms to approximate solutions. Further, many systems characterized by …

[HTML][HTML] A machine learning method for real-time numerical simulations of cardiac electromechanics

F Regazzoni, M Salvador, L Dedè… - Computer methods in …, 2022 - Elsevier
We propose a machine learning-based method to build a system of differential equations
that approximates the dynamics of 3D electromechanical models for the human heart …