Machine learning with data assimilation and uncertainty quantification for dynamical systems: a review

S Cheng, C Quilodrán-Casas, S Ouala… - IEEE/CAA Journal of …, 2023 - ieeexplore.ieee.org
Data assimilation (DA) and uncertainty quantification (UQ) are extensively used in analysing
and reducing error propagation in high-dimensional spatial-temporal dynamics. Typical …

Physics-informed neural networks for solving forward and inverse problems in complex beam systems

T Kapoor, H Wang, A Núñez… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
This article proposes a new framework using physics-informed neural networks (PINNs) to
simulate complex structural systems that consist of single and double beams based on Euler …

Physics-informed data based neural networks for two-dimensional turbulence

V Kag, K Seshasayanan, V Gopinath - Physics of Fluids, 2022 - pubs.aip.org
Turbulence remains a problem that is yet to be fully understood, with experimental and
numerical studies aiming to fully characterize the statistical properties of turbulent flows …

Physics-informed neural networks for data-driven simulation: Advantages, limitations, and opportunities

FF de la Mata, A Gijón, M Molina-Solana… - Physica A: Statistical …, 2023 - Elsevier
The last decade has seen a rise in the number and variety of techniques available for data-
driven simulation of physical phenomena. One of the most promising approaches is Physics …

[HTML][HTML] A probabilistic, data-driven closure model for RANS simulations with aleatoric, model uncertainty

A Agrawal, PS Koutsourelakis - Journal of Computational Physics, 2024 - Elsevier
We propose a data-driven, closure model for Reynolds-averaged Navier-Stokes (RANS)
simulations that incorporates aleatoric, model uncertainty. The proposed closure consists of …

[HTML][HTML] Inverse flow prediction using ensemble PINNs and uncertainty quantification

J Soibam, I Aslanidou, K Kyprianidis… - International Journal of …, 2024 - Elsevier
The thermal boundary conditions in a numerical simulation for heat transfer are often
imprecise. This leads to poorly defined boundary conditions for the energy equation. The …

[HTML][HTML] Physics-informed neural networks for heat transfer prediction in two-phase flows

D Jalili, S Jang, M Jadidi, G Giustini, A Keshmiri… - International Journal of …, 2024 - Elsevier
This paper presents data-driven simulations of two-phase fluid processes with heat transfer.
A Physics-Informed Neural Network (PINN) was applied to capture the behaviour of phase …

Training deep surrogate models with large scale online learning

LT Meyer, M Schouler, RA Caulk… - International …, 2023 - proceedings.mlr.press
The spatiotemporal resolution of Partial Differential Equations (PDEs) plays important roles
in the mathematical description of the world's physical phenomena. In general, scientists …

High Throughput Training of Deep Surrogates from Large Ensemble Runs

LT Meyer, M Schouler, RA Caulk, A Ribés… - Proceedings of the …, 2023 - dl.acm.org
Recent years have seen a surge in deep learning approaches to accelerate numerical
solvers, which provide faithful but computationally intensive simulations of the physical …

Three-dimensional laminar flow using physics informed deep neural networks

SK Biswas, NK Anand - Physics of Fluids, 2023 - pubs.aip.org
Physics informed neural networks (PINNs) have demonstrated their effectiveness in solving
partial differential equations (PDEs). By incorporating the governing equations and …