Scientific machine learning through physics–informed neural networks: Where we are and what's next

S Cuomo, VS Di Cola, F Giampaolo, G Rozza… - Journal of Scientific …, 2022 - Springer
Abstract Physics-Informed Neural Networks (PINN) are neural networks (NNs) that encode
model equations, like Partial Differential Equations (PDE), as a component of the neural …

On the eigenvector bias of Fourier feature networks: From regression to solving multi-scale PDEs with physics-informed neural networks

S Wang, H Wang, P Perdikaris - Computer Methods in Applied Mechanics …, 2021 - Elsevier
Physics-informed neural networks (PINNs) are demonstrating remarkable promise in
integrating physical models with gappy and noisy observational data, but they still struggle …

Multiwavelet-based operator learning for differential equations

G Gupta, X Xiao, P Bogdan - Advances in neural …, 2021 - proceedings.neurips.cc
The solution of a partial differential equation can be obtained by computing the inverse
operator map between the input and the solution space. Towards this end, we introduce a …

A unified scalable framework for causal sweeping strategies for physics-informed neural networks (PINNs) and their temporal decompositions

M Penwarden, AD Jagtap, S Zhe… - Journal of …, 2023 - Elsevier
Physics-informed neural networks (PINNs) as a means of solving partial differential
equations (PDE) have garnered much attention in the Computational Science and …

Physics-informed neural networks: A deep learning framework for solving forward and inverse problems involving nonlinear partial differential equations

M Raissi, P Perdikaris, GE Karniadakis - Journal of Computational physics, 2019 - Elsevier
We introduce physics-informed neural networks–neural networks that are trained to solve
supervised learning tasks while respecting any given laws of physics described by general …

Physics-informed dynamic mode decomposition

PJ Baddoo, B Herrmann… - … of the Royal …, 2023 - royalsocietypublishing.org
In this work, we demonstrate how physical principles—such as symmetries, invariances and
conservation laws—can be integrated into the dynamic mode decomposition (DMD). DMD is …

An introduction to trajectory optimization: How to do your own direct collocation

M Kelly - SIAM Review, 2017 - SIAM
This paper is an introductory tutorial for numerical trajectory optimization with a focus on
direct collocation methods. These methods are relatively simple to understand and …

The AAA algorithm for rational approximation

Y Nakatsukasa, O Sète, LN Trefethen - SIAM Journal on Scientific Computing, 2018 - SIAM
We introduce a new algorithm for approximation by rational functions on a real or complex
set of points, implementable in 40 lines of MATLAB and requiring no user input parameters …

A survey on numerical methods for spectral space-fractional diffusion problems

S Harizanov, R Lazarov, S Margenov - Fractional Calculus and …, 2020 - degruyter.com
The survey is devoted to numerical solution of the equation A α u= f, 0< α< 1, where A is a
symmetric positive definite operator corresponding to a second order elliptic boundary value …

Exit time as a measure of ecological resilience

BMS Arani, SR Carpenter, L Lahti, EH Van Nes… - Science, 2021 - science.org
INTRODUCTION Financial markets may collapse, rainforest can shift to savanna, a person
can become trapped in a depression, and the Gulf Stream can come to a standstill. Such …