Enhancing computational fluid dynamics with machine learning

R Vinuesa, SL Brunton - Nature Computational Science, 2022 - nature.com
Abstract Machine learning is rapidly becoming a core technology for scientific computing,
with numerous opportunities to advance the field of computational fluid dynamics. Here we …

Modern Koopman theory for dynamical systems

SL Brunton, M Budišić, E Kaiser, JN Kutz - arXiv preprint arXiv:2102.12086, 2021 - arxiv.org
The field of dynamical systems is being transformed by the mathematical tools and
algorithms emerging from modern computing and data science. First-principles derivations …

A physics-informed deep learning framework for inversion and surrogate modeling in solid mechanics

E Haghighat, M Raissi, A Moure, H Gomez… - Computer Methods in …, 2021 - Elsevier
We present the application of a class of deep learning, known as Physics Informed Neural
Networks (PINN), to inversion and surrogate modeling in solid mechanics. We explain how …

SciANN: A Keras/TensorFlow wrapper for scientific computations and physics-informed deep learning using artificial neural networks

E Haghighat, R Juanes - Computer Methods in Applied Mechanics and …, 2021 - Elsevier
In this paper, we introduce SciANN, a Python package for scientific computing and physics-
informed deep learning using artificial neural networks. SciANN uses the widely used deep …

Unsupervised deep learning for super-resolution reconstruction of turbulence

H Kim, J Kim, S Won, C Lee - Journal of Fluid Mechanics, 2021 - cambridge.org
Recent attempts to use deep learning for super-resolution reconstruction of turbulent flows
have used supervised learning, which requires paired data for training. This limitation …

[HTML][HTML] Super-resolution and denoising of fluid flow using physics-informed convolutional neural networks without high-resolution labels

H Gao, L Sun, JX Wang - Physics of Fluids, 2021 - pubs.aip.org
High-resolution (HR) information of fluid flows, although preferable, is usually less
accessible due to limited computational or experimental resources. In many cases, fluid data …

The transformative potential of machine learning for experiments in fluid mechanics

R Vinuesa, SL Brunton, BJ McKeon - Nature Reviews Physics, 2023 - nature.com
The field of machine learning (ML) has rapidly advanced the state of the art in many fields of
science and engineering, including experimental fluid dynamics, which is one of the original …

Machine-learning-based spatio-temporal super resolution reconstruction of turbulent flows

K Fukami, K Fukagata, K Taira - Journal of Fluid Mechanics, 2021 - cambridge.org
We present a new data reconstruction method with supervised machine learning techniques
inspired by super resolution and inbetweening to recover high-resolution turbulent flows …

Convolutional neural network and long short-term memory based reduced order surrogate for minimal turbulent channel flow

T Nakamura, K Fukami, K Hasegawa, Y Nabae… - Physics of …, 2021 - pubs.aip.org
We investigate the applicability of the machine learning based reduced order model (ML-
ROM) to three-dimensional complex flows. As an example, we consider a turbulent channel …

[HTML][HTML] Super-resolution analysis via machine learning: a survey for fluid flows

K Fukami, K Fukagata, K Taira - Theoretical and Computational Fluid …, 2023 - Springer
This paper surveys machine-learning-based super-resolution reconstruction for vortical
flows. Super resolution aims to find the high-resolution flow fields from low-resolution data …