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 …

Transfer learning enhanced deeponet for long-time prediction of evolution equations

W Xu, Y Lu, L Wang - Proceedings of the AAAI Conference on Artificial …, 2023 - ojs.aaai.org
Deep operator network (DeepONet) has demonstrated great success in various learning
tasks, including learning solution operators of partial differential equations. In particular, it …

Convolutional neural networks for compressible turbulent flow reconstruction

F Sofos, D Drikakis, IW Kokkinakis, SM Spottswood - Physics of Fluids, 2023 - pubs.aip.org
This paper investigates deep learning methods in the framework of convolutional neural
networks for reconstructing compressible turbulent flow fields. The aim is to develop …

Super-resolution-assisted rapid high-fidelity CFD modeling of data centers

B Hu, Z Yin, A Hamrani, A Leon, D McDaniel - Building and Environment, 2024 - Elsevier
Data center thermal management requires a good understanding of critical cooling airflow
path. While CFD modeling excels at portraying airflow and temperature fields, it is often …

[HTML][HTML] Super-resolution of three-dimensional temperature and velocity for building-resolving urban micrometeorology using physics-guided convolutional neural …

Y Yasuda, R Onishi, K Matsuda - Building and Environment, 2023 - Elsevier
This study proposes a convolutional neural network (CNN) that enhances the resolution of
instantaneous snapshots of three-dimensional air temperature and wind velocity fields …

Experiences readying applications for Exascale

N Malaya, B Messer, J Glenski, A Georgiadou… - Proceedings of the …, 2023 - dl.acm.org
The advent of Exascale computing invites an assessment of existing best practices for
developing application readiness on the world's largest supercomputers. This work details …

Data-driven correction of coarse grid CFD simulations

A Kiener, S Langer, P Bekemeyer - Computers & Fluids, 2023 - Elsevier
Computational fluid dynamics is a cornerstone of the modern aerospace industry, providing
important insights through aerodynamic analysis while reducing the need for expensive …

A deep learning super-resolution model for turbulent image upscaling and its application to shock wave–boundary layer interaction

F Sofos, D Drikakis, IW Kokkinakis, SM Spottswood - Physics of Fluids, 2024 - pubs.aip.org
Upscaling flow features from coarse-grained data is paramount for extensively utilizing
computational physics methods across complex flow, acoustics, and aeroelastic …

NUNet: Deep learning for non-uniform super-resolution of turbulent flows

O Obiols-Sales, A Vishnu, N Malaya… - arXiv preprint arXiv …, 2022 - arxiv.org
Deep Learning (DL) algorithms are becoming increasingly popular for the reconstruction of
high-resolution turbulent flows (aka super-resolution). However, current DL approaches …

A transfer learning method to assimilate numerical data with experimental data for effusion cooling

H Yu, J Lou, H Liu, Z Chu, Q Wang, L Yang… - Applied Thermal …, 2023 - Elsevier
Effusion cooling was one of the most important external cooling technologies for airfoils in
gas turbines and aeroengines. Due to the complicated flow field of effusion cooling …