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Related papers: Tracking Low-Level Cloud Systems with Topology

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Global climate change plays an essential role in our daily life. Mesoscale ocean eddies have a significant impact on global warming, since they affect the ocean dynamics, the energy as well as the mass transports of ocean circulation. From…

Computer Vision and Pattern Recognition · Computer Science 2018-05-16 Katharina Franz , Ribana Roscher , Andres Milioto , Susanne Wenzel , Jürgen Kusche

Complex networks, which are the abstractions of many real-world systems, present a persistent challenge across disciplines for people to decipher their underlying information. Recently, hyperbolic geometry of latent spaces has gained…

Social and Information Networks · Computer Science 2024-05-28 Kai Zheng , Qilong Feng , Yaohang Li , Qichang Zhao , Jinhui Xu , Jianxin Wang

Fully re-orientable small spacecraft are now supported by commercial technologies, allowing them to point their instruments in any direction and capture images, with short notice. When combined with improved onboard processing, and…

Robotics · Computer Science 2025-06-24 Sreeja Roy-Singh , Alan P. Li , Vinay Ravindra , Roderick Lammers , Marc Sanchez Net

This paper addresses the problem of tracking the position of a cable-suspended payload carried by an unmanned aerial vehicle, with a focus on real-world deployment and minimal hardware requirements. In contrast to many existing approaches…

Robotics · Computer Science 2025-12-02 Martin Jiroušek , Tomáš Báča , Martin Saska

We consider the problem of learning the dynamics in the topology of time-evolving point clouds, the prevalent spatiotemporal model for systems exhibiting collective behavior, such as swarms of insects and birds or particles in physics. In…

Machine Learning · Computer Science 2024-11-14 Sebastian Zeng , Florian Graf , Martin Uray , Stefan Huber , Roland Kwitt

Despite the unprecedented volume of multimodal data provided by modern Earth observation systems, our ability to model atmospheric dynamics remains constrained. Traditional modeling frameworks force heterogeneous measurements into…

Once deemed a far-fetched vision, emerging deployments of massive satellite constellations will soon offer true global coverage. When these constellations overlay the evolving terrestrial networks, a new hybrid continuum is formed which has…

Information Theory · Computer Science 2021-06-09 Bassel Al Homssi , Akram Al-Hourani

3D single object tracking plays an essential role in many applications, such as autonomous driving. It remains a challenging problem due to the large appearance variation and the sparsity of points caused by occlusion and limited sensor…

Computer Vision and Pattern Recognition · Computer Science 2023-03-20 Tian-Xing Xu , Yuan-Chen Guo , Yu-Kun Lai , Song-Hai Zhang

One-dimensional (vertical) models of planetary atmospheres typically balance the net solar and internal energy fluxes against the net thermal radiative and convective heat fluxes to determine an equilibrium thermal structure. Thus,simple…

Earth and Planetary Astrophysics · Physics 2019-04-17 Juan P. Tolento , Tyler D. Robinson

Unmanned aerial vehicles (UAVs) are a relatively new technology. Their application can often involve complex and unseen problems. For instance, they can work in a cooperative-based environment under the supervision of a ground station to…

A coupled map model for cloud dynamics is proposed, which consists of the successive operations of the physical processes; buoyancy, diffusion, viscosity, adiabatic expansion, fall of a droplet by gravity, descent flow dragged by the…

chao-dyn · Physics 2021-01-29 Tatsuo Yanagita , Kunihiko Kaneko

Networks are important representations in computer science to communicate structural aspects of a given system of interacting components. The evolution of a network has several topological properties that can provide us information on the…

Social and Information Networks · Computer Science 2020-04-30 Joao Pita Costa , Tihana Galinac Grbac

Navigation in complex 3D scenarios requires appropriate environment representation for efficient scene understanding and trajectory generation. We propose a highly efficient and extensible global navigation framework based on a tomographic…

Robotics · Computer Science 2024-03-13 Bowen Yang , Jie Cheng , Bohuan Xue , Jianhao Jiao , Ming Liu

With technological advancements and constant changes of Internet, cloud computing has been today's trend. With the lower cost and convenience of cloud computing services, users have increasingly put their Web resources and information in…

Networking and Internet Architecture · Computer Science 2015-05-13 Po-Huei Liang , Jiann-Min Yang

3D single object tracking (SOT) in LiDAR point clouds is a critical task in computer vision and autonomous driving. Despite great success having been achieved, the inherent sparsity of point clouds introduces a dual-redundancy challenge…

Computer Vision and Pattern Recognition · Computer Science 2025-11-25 Sifan Zhou , Yichao Cao , Jiahao Nie , Yuqian Fu , Ziyu Zhao , Xiaobo Lu , Shuo Wang

Understanding the earth's climate system and how it might be changing is a preeminent scientific challenge. Global climate models are used to simulate past, present, and future climates, and experiments are executed continuously on an array…

The ability to analyze and forecast stratospheric weather conditions is fundamental to addressing climate change. However, our capacity to collect data in the stratosphere is limited by sparsely deployed weather balloons. We propose a…

Machine Learning · Computer Science 2019-12-06 Kiwan Maeng , Iskender Kushan , Brandon Lucia , Ashish Kapoor

Cloud is critical for planetary climate and habitability, but it is also one of the most challenging parts of studying planets in and beyond the solar system. Here we use a cloud-resolving model (CRM) with high resolution (2 km) in a…

Earth and Planetary Astrophysics · Physics 2022-08-17 Qiyu Song , Jun Yang , Hang Luo , Cheng Li , Shizuo Fu

Topological invariants have proved useful for analyzing emergent function as they characterize a property of the entire system, and are insensitive to local details, disorder, and noise. They support boundary states, which reduce the system…

Statistical Mechanics · Physics 2025-10-10 Jaime Agudo-Canalejo , Evelyn Tang

Continuous-time quantum walk describes the propagation of a quantum particle (or an excitation) evolving continuously in time on a graph. As such, it provides a natural framework for modeling transport processes, e.g., in light-harvesting…

Quantum Physics · Physics 2021-08-02 Luca Razzoli , Matteo G. A. Paris , Paolo Bordone