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09/19/2023
Adaptive mesh refinement for global stability analysis of transitional flows
In this work, we introduce the novel application of the adaptive mesh re...
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03/01/2023
Predicting the wall-shear stress and wall pressure through convolutional neural networks
The objective of this study is to assess the capability of convolution-b...
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06/23/2022
Large-Scale Direct Numerical Simulations of Turbulence Using GPUs and Modern Fortran
We present our approach to making direct numerical simulations of turbul...
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03/02/2022
Predicting the temporal dynamics of turbulent channels through deep learning
The success of recurrent neural networks (RNNs) has been demonstrated in...
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09/08/2021
Strong Scaling of OpenACC enabled Nek5000 on several GPU based HPC systems
We present new results on the strong parallel scaling for the OpenACC-ac...
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08/27/2021
A High-Fidelity Flow Solver for Unstructured Meshes on Field-Programmable Gate Arrays
The impending termination of Moore's law motivates the search for new fo...
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07/22/2021
Physics-informed neural networks for solving Reynolds-averaged Navierx2013Stokes equations
Physics-informed neural networks (PINNs) are successful machine-learning...
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07/02/2021
Neko: A Modern, Portable, and Scalable Framework for High-Fidelity Computational Fluid Dynamics
Recent trends and advancement in including more diverse and heterogeneou...
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10/26/2020
High-Performance Spectral Element Methods on Field-Programmable Gate Arrays
Improvements in computer systems have historically relied on two well-kn...
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05/27/2020
Optimization of Tensor-product Operations in Nekbone on GPUs
In the CFD solver Nek5000, the computation is dominated by the evaluatio...
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02/04/2020