Results 211 to 220 of about 2,349 (245)

NH-PINN: Neural homogenization-based physics-informed neural network for multiscale problems

open access: yesJournal of Computational Physics, 2022
Physics-informed neural network (PINN) is a data-driven approach to solve equations. It is successful in many applications; however, the accuracy of the PINN is not satisfactory when it is used to solve multiscale equations. Homogenization is a way of approximating a multiscale equation by a homogenized equation without multiscale property; it includes
Wing Tat Leung   +2 more
exaly   +4 more sources

PINN-FORM: A new physics-informed neural network for reliability analysis with partial differential equation

open access: yesComputer Methods in Applied Mechanics and Engineering, 2023
The first-order reliability method (FORM) is commonly used in the field of structural reliability analysis, which transforms the reliability analysis problem into the solution of an optimization problem with equality constraint.
Zeng Meng   +2 more
exaly   +2 more sources

A data‐assisted physics‐informed neural network (DA‐PINN) for fretting fatigue lifetime prediction

open access: yesInternational Journal of Mechanical System Dynamics
In this study, we present for the first time the application of physics-informed neural network (PINN) to fretting fatigue problems. Although PINN has recently been applied to pure fatigue lifetime prediction, it has not yet been explored in the case of ...
Zhikun Zhou, Magd Abdel Wahab
exaly   +2 more sources

Interface PINNs (I-PINNs): A physics-informed neural networks framework for interface problems

Computer Methods in Applied Mechanics and Engineering
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Antareep Kumar Sarma   +4 more
openaire   +2 more sources

Physics-Informed Neural Networks (PINNs) in Finance

SSRN Electronic Journal, 2023
Miquel Noguer i Alonso, Daniel Maxwell
openaire   +1 more source

Physics-Informed Neural Networks (PINNs) for Axisymmetric Nanoplates

Elastostatics of axisymmetric Kirchhoff nanoplates is investigated exploiting a stress-drivennonlocal theory to capture size-dependent mechanical behaviours. Physics-Informed NeuralNetworks (PINNs) are applied as a cutting-edge machine learning tool to solve the governingsixth-order differential problem, offering a powerful alternative to traditional ...
Baidehi Das   +3 more
openaire   +1 more source

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