Multi-scale reconstruction of turbulent rotating flows with proper orthogonal decomposition and generative adversarial networks

T Li, M Buzzicotti, L Biferale, F Bonaccorso… - Journal of Fluid …, 2023 - cambridge.org
Data reconstruction of rotating turbulent snapshots is investigated utilizing data-driven tools.
This problem is crucial for numerous geophysical applications and fundamental aspects …

Three-dimensional generative adversarial networks for turbulent flow estimation from wall measurements

A Cuéllar, A Güemes, A Ianiro, Ó Flores… - Journal of Fluid …, 2024 - cambridge.org
Different types of neural networks have been used to solve the flow sensing problem in
turbulent flows, namely to estimate velocity in wall-parallel planes from wall measurements …

Multi-scale reconstruction of turbulent rotating flows with generative diffusion models

T Li, AS Lanotte, M Buzzicotti, F Bonaccorso, L Biferale - Atmosphere, 2023 - mdpi.com
We address the problem of data augmentation in a rotating turbulence set-up, a
paradigmatic challenge in geophysical applications. The goal is to reconstruct information in …

Stochastic Reconstruction of Gappy Lagrangian Turbulent Signals by Conditional Diffusion Models

T Li, L Biferale, F Bonaccorso, M Buzzicotti… - arXiv preprint arXiv …, 2024 - arxiv.org
We present a stochastic method for reconstructing missing spatial and velocity data along
the trajectories of small objects passively advected by turbulent flows with a wide range of …

Turbulence scaling from deep learning diffusion generative models

T Whittaker, RA Janik, Y Oz - Journal of Computational Physics, 2024 - Elsevier
Complex spatial and temporal structures are inherent characteristics of turbulent fluid flows
and comprehending them poses a major challenge. This comprehension necessitates an …

From Sparse to Dense Representations in Open Channel Flow Images with Convolutional Neural Networks

F Sofos, G Sofiadis, E Chatzoglou, A Palasis… - Inventions, 2024 - mdpi.com
Convolutional neural networks (CNN) have been widely adopted in fluid dynamics
investigations over the past few years due to their ability to extract and process fluid flow …

Some effects of limited wall-sensor availability on flow estimation with 3D-GANs

A Cuéllar, A Ianiro, S Discetti - Theoretical and Computational Fluid …, 2024 - Springer
In this work we assess the impact of the limited availability of wall-embedded sensors on the
full 3D estimation of the flow field in a turbulent channel with R e τ= 200. The estimation …

Generative diffusion models for synthetic trajectories of heavy and light particles in turbulence

T Li, S Tommasi, M Buzzicotti, F Bonaccorso… - arXiv preprint arXiv …, 2024 - arxiv.org
Heavy and light particles are commonly found in many natural phenomena and industrial
processes, such as suspensions of bubbles, dust, and droplets in incompressible turbulent …

A multiscale and multicriteria Generative Adversarial Network to synthesize 1-dimensional turbulent fields

CG Belinchon, MC Gallucci - Machine Learning: Science and …, 2024 - iopscience.iop.org
This article introduces a new neural network stochastic model to generate a 1-dimensional
stochastic field with turbulent velocity statistics. Both the model architecture and training …

The impact of AI on engineering design procedures for dynamical systems

KM de Payrebrune, K Flaßkamp, T Ströhla… - arXiv preprint arXiv …, 2024 - arxiv.org
Artificial intelligence (AI) is driving transformative changes across numerous fields,
revolutionizing conventional processes and creating new opportunities for innovation. The …