Physics-informed neural networks with hard constraints for inverse design

L Lu, R Pestourie, W Yao, Z Wang, F Verdugo… - SIAM Journal on …, 2021 - SIAM
Inverse design arises in a variety of areas in engineering such as acoustic, mechanics,
thermal/electronic transport, electromagnetism, and optics. Topology optimization is an …

Neural networks with physics-informed architectures and constraints for dynamical systems modeling

F Djeumou, C Neary, E Goubault… - … for Dynamics and …, 2022 - proceedings.mlr.press
Effective inclusion of physics-based knowledge into deep neural network models of
dynamical systems can greatly improve data efficiency and generalization. Such a priori …

Physics and equality constrained artificial neural networks: application to forward and inverse problems with multi-fidelity data fusion

S Basir, I Senocak - Journal of Computational Physics, 2022 - Elsevier
Physics-informed neural networks (PINNs) have been proposed to learn the solution of
partial differential equations (PDE). In PINNs, the residual form of the PDE of interest and its …

Physics-informed neural networks with hard linear equality constraints

H Chen, GEC Flores, C Li - Computers & Chemical Engineering, 2024 - Elsevier
Surrogate modeling is used to replace computationally expensive simulations. Neural
networks have been widely applied as surrogate models that enable efficient evaluations …

Error-bounded learned scientific data compression with preservation of derived quantities

J Lee, Q Gong, J Choi, T Banerjee, S Klasky, S Ranka… - Applied Sciences, 2022 - mdpi.com
Scientific applications continue to grow and produce extremely large amounts of data, which
require efficient compression algorithms for long-term storage. Compression errors in …

Complexity of single loop algorithms for nonlinear programming with stochastic objective and constraints

A Alacaoglu, SJ Wright - International Conference on …, 2024 - proceedings.mlr.press
We analyze the sample complexity of single-loop quadratic penalty and augmented
Lagrangian algorithms for solving nonconvex optimization problems with functional equality …

[PDF][PDF] Review of machine learning techniques for optimal power flow

H Khaloie, M Dolanyi, JF Toubeau… - Available at SSRN …, 2024 - researchgate.net
ABSTRACT The Optimal Power Flow (OPF) problem is the cornerstone of power systems
operations, providing generators' most economical dispatch for power demands by fulfilling …

Machine Learning in Computer Aided Engineering

FJ Montáns, E Cueto, KJ Bathe - Machine Learning in Modeling and …, 2023 - Springer
The extraordinary success of Machine Learning (ML) in many complex heuristic fields has
promoted its introduction in more analytical engineering fields, improving or substituting …

Nonlinear wave evolution with data-driven breaking

D Eeltink, H Branger, C Luneau, Y He… - Nature …, 2022 - nature.com
Wave breaking is the main mechanism that dissipates energy input into ocean waves by
wind and transferred across the spectrum by nonlinearity. It determines the properties of a …

Invariant preservation in machine learned PDE solvers via error correction

N McGreivy, A Hakim - arxiv preprint arxiv:2303.16110, 2023 - arxiv.org
Machine learned partial differential equation (PDE) solvers trade the reliability of standard
numerical methods for potential gains in accuracy and/or speed. The only way for a solver to …