Investigating molecular transport in the human brain from MRI with physics-informed neural networks

B Zapf, J Haubner, M Kuchta, G Ringstad, PK Eide… - Scientific Reports, 2022 - nature.com
In recent years, a plethora of methods combining neural networks and partial differential
equations have been developed. A widely known example are physics-informed neural …

Physics-informed machine learning: A survey on problems, methods and applications

Z Hao, S Liu, Y Zhang, C Ying, Y Feng, H Su… - arXiv preprint arXiv …, 2022 - arxiv.org
Recent advances of data-driven machine learning have revolutionized fields like computer
vision, reinforcement learning, and many scientific and engineering domains. In many real …

Exact imposition of boundary conditions with distance functions in physics-informed deep neural networks

N Sukumar, A Srivastava - Computer Methods in Applied Mechanics and …, 2022 - Elsevier
In this paper, we introduce a new approach based on distance fields to exactly impose
boundary conditions in physics-informed deep neural networks. The challenges in satisfying …

Theory-inspired machine learning—towards a synergy between knowledge and data

JG Hoffer, AB Ofner, FM Rohrhofer, M Lovrić, R Kern… - Welding in the …, 2022 - Springer
Most engineering domains abound with models derived from first principles that have
beenproven to be effective for decades. These models are not only a valuable source of …

Perspective: Machine learning in experimental solid mechanics

NR Brodnik, C Muir, N Tulshibagwale, J Rossin… - Journal of the …, 2023 - Elsevier
Experimental solid mechanics is at a pivotal point where machine learning (ML) approaches
are rapidly proliferating into the discovery process due to significant advances in data …

Inverse Dirichlet weighting enables reliable training of physics informed neural networks

S Maddu, D Sturm, CL Müller… - … Learning: Science and …, 2022 - iopscience.iop.org
We characterize and remedy a failure mode that may arise from multi-scale dynamics with
scale imbalances during training of deep neural networks, such as physics informed neural …

Mixed formulation of physics‐informed neural networks for thermo‐mechanically coupled systems and heterogeneous domains

A Harandi, A Moeineddin, M Kaliske… - International Journal …, 2024 - Wiley Online Library
Physics‐informed neural networks (PINNs) are a new tool for solving boundary value
problems by defining loss functions of neural networks based on governing equations …

Pinnacle: A comprehensive benchmark of physics-informed neural networks for solving pdes

Z Hao, J Yao, C Su, H Su, Z Wang, F Lu, Z Xia… - arXiv preprint arXiv …, 2023 - arxiv.org
While significant progress has been made on Physics-Informed Neural Networks (PINNs), a
comprehensive comparison of these methods across a wide range of Partial Differential …

A data-driven tracking control framework using physics-informed neural networks and deep reinforcement learning for dynamical systems

RR Faria, BDO Capron, AR Secchi… - … Applications of Artificial …, 2024 - Elsevier
This paper addresses how physical knowledge can improve machine learning in process
control. A data-driven tracking control framework using physics-informed neural networks …

[HTML][HTML] Adaptive weighting of Bayesian physics informed neural networks for multitask and multiscale forward and inverse problems

S Perez, S Maddu, IF Sbalzarini, P Poncet - Journal of Computational …, 2023 - Elsevier
In this paper, we present a novel methodology for automatic adaptive weighting of Bayesian
Physics-Informed Neural Networks (BPINNs), and we demonstrate that this makes it …