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 …

Current and emerging deep-learning methods for the simulation of fluid dynamics

M Lino, S Fotiadis, AA Bharath… - Proceedings of the …, 2023 - royalsocietypublishing.org
Over the last decade, deep learning (DL), a branch of machine learning, has experienced
rapid progress. Powerful tools for tasks that have been traditionally complex to automate …

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 …

Global field reconstruction from sparse sensors with Voronoi tessellation-assisted deep learning

K Fukami, R Maulik, N Ramachandra… - Nature Machine …, 2021 - nature.com
Achieving accurate and robust global situational awareness of a complex time-evolving field
from a limited number of sensors has been a long-standing challenge. This reconstruction …

Convolutional neural networks for fluid flow analysis: toward effective metamodeling and low dimensionalization

M Morimoto, K Fukami, K Zhang, AG Nair… - … and Computational Fluid …, 2021 - Springer
We focus on a convolutional neural network (CNN), which has recently been utilized for fluid
flow analyses, from the perspective on the influence of various operations inside it by …

Multi-scale rotation-equivariant graph neural networks for unsteady Eulerian fluid dynamics

M Lino, S Fotiadis, AA Bharath, CD Cantwell - Physics of Fluids, 2022 - pubs.aip.org
The simulation of fluid dynamics, typically by numerically solving partial differential
equations, is an essential tool in many areas of science and engineering. However, the high …

Exploring the impact of Hall and ion slip effects on mixed convective flow of Casson fluid Model: A stochastic investigation through non-Fourier double diffusion …

B Ali, S Liu, S Jubair, HAEW Khalifa… - Thermal Science and …, 2023 - Elsevier
Abstract The analysis of Non-Newtonian Casson fluid flow using Artificial Neural Networks
(ANNs) has enticed the attention of researchers and scientists due to their tremendous role …

Experimental velocity data estimation for imperfect particle images using machine learning

M Morimoto, K Fukami, K Fukagata - Physics of Fluids, 2021 - pubs.aip.org
We propose a method using supervised machine learning to estimate velocity fields from
particle images having missing regions due to experimental limitations. As a first example, a …

Residual-based physics-informed transfer learning: A hybrid method for accelerating long-term cfd simulations via deep learning

J Jeon, J Lee, R Vinuesa, SJ Kim - International Journal of Heat and Mass …, 2024 - Elsevier
While a big wave of artificial intelligence (AI) has propagated to the field of computational
fluid dynamics (CFD) acceleration studies, recent research has highlighted that the …

Model order reduction with neural networks: Application to laminar and turbulent flows

K Fukami, K Hasegawa, T Nakamura, M Morimoto… - SN Computer …, 2021 - Springer
We investigate the capability of neural network-based model order reduction, ie,
autoencoder (AE), for fluid flows. As an example model, an AE which comprises of …