[HTML][HTML] Methods for enabling real-time analysis in digital twins: A literature review

MS Es-haghi, C Anitescu, T Rabczuk - Computers & Structures, 2024‏ - Elsevier
This paper presents a literature review on methods for enabling real-time analysis in digital
twins, which are virtual models of physical systems. The advantages of digital twins are …

Characterizing possible failure modes in physics-informed neural networks

A Krishnapriyan, A Gholami, S Zhe… - Advances in neural …, 2021‏ - proceedings.neurips.cc
Recent work in scientific machine learning has developed so-called physics-informed neural
network (PINN) models. The typical approach is to incorporate physical domain knowledge …

CAN-PINN: A fast physics-informed neural network based on coupled-automatic–numerical differentiation method

PH Chiu, JC Wong, C Ooi, MH Dao, YS Ong - Computer Methods in …, 2022‏ - Elsevier
In this study, novel physics-informed neural network (PINN) methods for coupling
neighboring support points and their derivative terms which are obtained by automatic …

DeepXDE: A deep learning library for solving differential equations

L Lu, X Meng, Z Mao, GE Karniadakis - SIAM review, 2021‏ - SIAM
Deep learning has achieved remarkable success in diverse applications; however, its use in
solving partial differential equations (PDEs) has emerged only recently. Here, we present an …

fPINNs: Fractional physics-informed neural networks

G Pang, L Lu, GE Karniadakis - SIAM Journal on Scientific Computing, 2019‏ - SIAM
Physics-informed neural networks (PINNs), introduced in M. Raissi, P. Perdikaris, and G.
Karniadakis, J. Comput. Phys., 378 (2019), pp. 686--707, are effective in solving integer …

[PDF][PDF] Artificial neural network methods for the solution of second order boundary value problems

C Anitescu, E Atroshchenko, N Alajlan… - Computers, Materials & …, 2019‏ - academia.edu
We present a method for solving partial differential equations using artificial neural networks
and an adaptive collocation strategy. In this procedure, a coarse grid of training points is …

Prediction of porous media fluid flow using physics informed neural networks

MM Almajid, MO Abu-Al-Saud - Journal of Petroleum Science and …, 2022‏ - Elsevier
Due to the explosion of the digital age of data, deep learning applications for different
physical sciences have gained momentum. In this paper, we implement a physics informed …

A fast and accurate physics-informed neural network reduced order model with shallow masked autoencoder

Y Kim, Y Choi, D Widemann, T Zohdi - Journal of Computational Physics, 2022‏ - Elsevier
Traditional linear subspace reduced order models (LS-ROMs) are able to accelerate
physical simulations in which the intrinsic solution space falls into a subspace with a small …

Optimal control of PDEs using physics-informed neural networks

S Mowlavi, S Nabi - Journal of Computational Physics, 2023‏ - Elsevier
Physics-informed neural networks (PINNs) have recently become a popular method for
solving forward and inverse problems governed by partial differential equations (PDEs). By …

VC-PINN: Variable coefficient physics-informed neural network for forward and inverse problems of PDEs with variable coefficient

Z Miao, Y Chen - Physica D: Nonlinear Phenomena, 2023‏ - Elsevier
The paper proposes a deep learning method specifically dealing with the forward and
inverse problem of variable coefficient partial differential equations–variable coefficient …