activity
20162020
most citedRepresentation of Reynolds Stress Perturbations with Application in Machine-Learning-Assisted Turbulence Modeling

7 citations · 14 across the 3 of their papers we have counts for

collaborators

9 papers

physics.flu-dyn2020

Obtaining the mean fields with known Reynolds stresses at steady state

Xianwen Guo, Zhenhua Xia, Heng Xiao +2

With the rising of modern data science, data--driven turbulence modeling with the aid of machine learning algorithms is becoming a new promising field. Many approaches are able to…

physics.comp-ph2019

Enforcing Deterministic Constraints on Generative Adversarial Networks for Emulating Physical Systems

Zeng Yang, Jin-Long Wu, Heng Xiao

Generative adversarial networks (GANs) were initially proposed to generate images by learning from a large number of samples. Recently, GANs have been used to emulate complex physi…

physics.flu-dyn20197 cited

Flows Over Periodic Hills of Parameterized Geometries: A Dataset for Data-Driven Turbulence Modeling From Direct Simulations

Heng Xiao, Jin-Long Wu, Sylvain Laizet +1

Computational fluid dynamics models based on Reynolds-averaged Navier--Stokes equations with turbulence closures still play important roles in engineering design and analysis. Howe…

physics.comp-ph2019

Enforcing Statistical Constraints in Generative Adversarial Networks for Modeling Chaotic Dynamical Systems

Jin-Long Wu, Karthik Kashinath, Adrian Albert +3

Simulating complex physical systems often involves solving partial differential equations (PDEs) with some closures due to the presence of multi-scale physics that cannot be fully…

physics.comp-ph2018

Seeing Permeability From Images: Fast Prediction with Convolutional Neural Networks

Jin-Long Wu, Xiao-Long Yin, Heng Xiao

Fast prediction of permeability directly from images enabled by image recognition neural networks is a novel pore-scale modeling method that has a great potential. This article pre…

physics.flu-dyn2018

RANS Equations with Explicit Data-Driven Reynolds Stress Closure Can Be Ill-Conditioned

Jin-Long Wu, Heng Xiao, Rui Sun +1

Reynolds-averaged Navier--Stokes (RANS) simulations with turbulence closure models continue to play important roles in industrial flow simulations. However, the commonly used linea…