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Related papers: PSTNet: Physically-Structured Turbulence Network

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Air quality forecasting (AQF) is critical for public health and environmental management, yet remains challenging due to the complex interplay of emissions, meteorology, and chemical transformations. Traditional numerical models, such as…

Machine Learning · Computer Science 2025-05-28 Shuo Wang , Yun Cheng , Qingye Meng , Olga Saukh , Jiang Zhang , Jingfang Fan , Yuanting Zhang , Xingyuan Yuan , Lothar Thiele

Modern pedestrian dead reckoning (PDR) systems rely on fusing noisy and biased estimates of position, velocity, and calibrated orientation derived from loosely coupled sensors to determine the current pose of a localized object. However,…

Machine Learning · Computer Science 2026-05-18 Peter Bauer , Andreas Porada , Felix Ott , Christopher Mutschler , Tobias Feigl

In this paper, we present a novel hybrid deep learning model, named ConvLSTMTransNet, designed for time series prediction, with a specific application to internet traffic telemetry. This model integrates the strengths of Convolutional…

Machine Learning · Computer Science 2024-09-23 Sajal Saha , Saikat Das , Glaucio H. S. Carvalho

FourCastNeXt is an optimization of FourCastNet - a global machine learning weather forecasting model - that performs with a comparable level of accuracy and can be trained using around 5% of the original FourCastNet computational…

Computer Vision and Pattern Recognition · Computer Science 2024-03-22 Edison Guo , Maruf Ahmed , Yue Sun , Rui Yang , Harrison Cook , Tennessee Leeuwenburg , Ben Evans

Controlling UAV flights precisely requires a realistic dynamic model and accurate state estimates from onboard sensors like UAV, GPS and visual observations. Obtaining a precise dynamic model is extremely difficult, as important aerodynamic…

Robotics · Computer Science 2022-03-29 Quentin Possamaï , Steeven Janny , Madiha Nadri , Laurent Bako , Christian Wolf

This study employs three-dimensional particle-resolved simulations of planar shocks passing through a suspension of stationary solid particles to study wake-induced gas-phase velocity fluctuations, termed pseudo-turbulence. Strong coupling…

Fluid Dynamics · Physics 2025-04-07 Archana Sridhar , Rodney O. Fox , Jesse Capecelatro

Turbulent fluid flows are among the most computationally demanding problems in science, requiring enormous computational resources that become prohibitive at high flow speeds. Physics-informed neural networks (PINNs) represent a radically…

Machine Learning · Computer Science 2025-10-14 Sifan Wang , Shyam Sankaran , Xiantao Fan , Panos Stinis , Paris Perdikaris

With more and more data being collected, data-driven modeling methods have been gaining in popularity in recent years. While physically sound, classical gray-box models are often cumbersome to identify and scale, and their accuracy might be…

Machine Learning · Computer Science 2023-04-05 Loris Di Natale , Bratislav Svetozarevic , Philipp Heer , Colin Neil Jones

Ray tracing (RT) has emerged as a key tool for propagation channel modeling and network planning. Conventional RT is based on electromagnetic (EM) wave theory and its application relies on detailed mesh-based environment representations and…

Signal Processing · Electrical Eng. & Systems 2026-05-13 Zhuoyin Li , Ruisi He , Mi Yang , Ziyi Qi , Zhengyu Zhang , Jiahui Han , Haoxiang Zhang , Bingcheng Liu

Accurate and efficient climate simulations are crucial for understanding Earth's evolving climate. However, current general circulation models (GCMs) face challenges in capturing unresolved physical processes, such as cloud and convection.…

Atmospheric and Oceanic Physics · Physics 2026-01-27 Xin Wang , Jianda Chen , Juntao Yang , Jeff Adie , Simon See , Kalli Furtado , Chen Chen , Troy Arcomano , Romit Maulik , Wei Xue , Gianmarco Mengaldo

Accurate prediction of turbulence kinetic energy (TKE) added by wind-turbine wakes is of significant scientific value for understanding the wake recovery mechanisms. Furthermore, this physical quantity is a critical input for engineering…

Fluid Dynamics · Physics 2025-11-26 Bowen Du , Jingshan Zhu , Baoliang Li , Mingwei Ge , Xintao Li , Yongqian Liu

As a core task in intelligent transportation systems, traffic forecasting plays a critical role in urban traffic management. Accurate traffic forecasting relies on modeling complex spatiotemporal dependencies, which is inherently…

Artificial Intelligence · Computer Science 2026-05-26 Ruiwen Gu , Yahao Liu , Zhenyu Liu , Qitai Tan , Xiao-Ping Zhang

Turbulence modeling is a classical approach to address the multiscale nature of fluid turbulence. Instead of resolving all scales of motion, which is currently mathematically and numerically intractable, reduced models that capture the…

Fluid Dynamics · Physics 2018-12-10 Rui Fang , David Sondak , Pavlos Protopapas , Sauro Succi

Time series datasets often have missing or corrupted entries, which need to be ignored in subsequent data analysis. For example, in the context of space physics, calibration issues, satellite telemetry issues, and unexpected events can make…

Solar and Stellar Astrophysics · Physics 2022-10-05 Daniel Wrench , Tulasi N. Parashar , Ritesh K. Singh , Marcus Frean , Ramesh Rayudu

Accurate simulation of turbulent flows is fundamental to scientific and engineering applications. Direct numerical simulation (DNS) offers the highest fidelity but is computationally prohibitive, while existing data-driven alternatives…

Fluid Dynamics · Physics 2026-02-12 Yilong Dai , Shengyu Chen , Xiaowei Jia , Peyman Givi , Runlong Yu

Accurate prediction of remaining useful life (RUL) is essential to enhance system reliability and reduce maintenance risk. Yet many strong contemporary models are fragile around fault onset and opaque to engineers: short, high-energy spikes…

Machine Learning · Computer Science 2026-04-23 Junhao Fan , Wenrui Liang , Wei-Qiang Zhang

Earth structural heterogeneities have a remarkable role in the petroleum economy for both exploration and production projects. Automatic detection of detailed structural heterogeneities is challenging when considering modern machine…

Computer Vision and Pattern Recognition · Computer Science 2024-04-17 Luiz Schirmer , Guilherme Schardong , Vinícius da Silva , Rogério Santos , Hélio Lopes

Background: Deep learning techniques, particularly neural networks, have revolutionized computational physics, offering powerful tools for solving complex partial differential equations (PDEs). However, ensuring stability and efficiency…

Artificial Intelligence · Computer Science 2024-07-11 A. Noorizadegan , R. Cavoretto , D. L. Young , C. S. Chen

Particles transported in fluids are everywhere, occurring for example in indoor air, the atmosphere, the oceans, and engineering applications. In this study, a novel three-dimensional numerical framework -- the Palabos Turret is presented,…

Computational Physics · Physics 2025-06-09 Taraprasad Bhowmick , Jonas Latt , Yong Wang , Gholamhossein Bagheri

We present lightweight and efficient architectures to detect weather conditions from RGB images, predicting the weather type (sunny, rain, snow, fog) and 11 complementary attributes such as intensity, visibility, and ground condition, for a…

Computer Vision and Pattern Recognition · Computer Science 2026-04-16 Hamed Ouattara , Pierre Duthon , Pascal Houssam Salmane , Frédéric Bernardin , Omar Ait Aider
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