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We introduce PRISM, a method for real-time filtering in a probabilistic generative model of agent motion and visual perception. Previous approaches either lack uncertainty estimates for the map and agent state, do not run in real-time, do…

机器学习 · 计算机科学 2022-12-07 Atanas Mirchev , Baris Kayalibay , Ahmed Agha , Patrick van der Smagt , Daniel Cremers , Justin Bayer

The deployment flexibility and maneuverability of Unmanned Aerial Vehicles (UAVs) increased their adoption in various applications, such as wildfire tracking, border monitoring, etc. In many critical applications, UAVs capture images and…

分布式、并行与集群计算 · 计算机科学 2022-12-22 Marwan Dhuheir , Emna Baccour , Aiman Erbad , Sinan Sabeeh Al-Obaidi , Mounir Hamdi

Precise aerial radio environment characterization is vital for low-altitude planning. However, existing datasets and estimation methods lack the high-resolution granularity required for complex aerial spaces. Additionally, current schemes…

信号处理 · 电气工程与系统科学 2026-04-21 Shijian Gao , Jiahui Liang , Yifeng Yuan , Wenlihan Lu , Guobin Shen , Liuqing Yang

In this paper, we investigate joint 3-dimensional (3D) trajectory planning and resource allocation for rotary-wing unmanned aerial vehicle (UAV) synthetic aperture radar (SAR) sensing. To support emerging real-time SAR applications and…

信号处理 · 电气工程与系统科学 2024-04-02 Mohamed-Amine Lahmeri , Walid R. Ghanem , Christina Bonfert , Robert Schober

The emerging applications of next-generation wireless networks demand high-fidelity environmental intelligence. 3D radio maps bridge physical environments and electromagnetic propagation for spectrum planning and environment-aware sensing.…

网络与互联网体系结构 · 计算机科学 2026-04-30 Chaozheng Wen , Jingwen Tong , Zehong Lin , Chenghong Bian , Jun Zhang

Localization is one of the most important technologies needed to use Unmanned Aerial Vehicles (UAVs) in actual fields. Currently, most UAVs use GNSS to estimate their position. Recently, there have been attacks that target the weaknesses of…

机器人学 · 计算机科学 2020-08-06 Junho Choi , Hyun Myung

This paper studies optimal unmanned aerial vehicle (UAV) placement to ensure line-of-sight (LOS) communication and sensing for a cluster of ground users possibly in deep shadow, while the UAV maintains backhaul connectivity with a base…

系统与控制 · 电气工程与系统科学 2024-09-04 Yuanshuai Zheng , Junting Chen

Channel rank and condition number of multi-input multi-output (MIMO) channels can be effective indicators of achievable rates with spatial multiplexing in mobile networks. In this paper, we use extensive ray tracing simulations to…

信号处理 · 电气工程与系统科学 2025-07-29 Donggu Lee , Ismail Guvenc

A new generation of exoplanet research beckons and with it the need for simulation tools that accurately predict signal and noise in transit spectroscopy observations. We developed ExoSim: an end-to-end simulator that models noise and…

天体物理仪器与方法 · 物理学 2021-03-17 Subhajit Sarkar , Enzo Pascale , Andreas Papageorgiou , Luke J. Johnson , Ingo Waldmann

The increasing complexity of wireless environments, characterized by user mobility and dynamic obstructions, poses challenges for the maintenance of Line-of-Sight (LoS) connectivity. Mobile base stations (gNBs) stand as a promising solution…

网络与互联网体系结构 · 计算机科学 2025-08-06 Pedro Duarte , André Coelho , Manuel Ricardo

In unmanned aerial vehicle (UAV) networks, communication protocols and algorithms are essential for cooperation and collaboration between UAVs. Simulation provides a cost-effective solution for prototyping, debugging, and analyzing…

网络与互联网体系结构 · 计算机科学 2025-07-15 Zihao Zhou , Zipeng Dai , Linyi Huang , Cui Yang , Youjun Xiang , Jie Tang , Kai-kit Wong

This paper presents details and applications of a novel channel simulation software named NYUSIM, which can be used to generate realistic temporal and spatial channel responses to support realistic physical- and link-layer simulations and…

信息论 · 计算机科学 2017-04-03 Shu Sun , George R. MacCartney , Theodore S. Rappaport

Explicit neural representations such as 3D Gaussian Splatting (3DGS) enable high-fidelity and real-time novel view synthesis, yet optimize for alpha-composited optical appearance rather than ray-intersectable geometry. In contrast,…

计算机视觉与模式识别 · 计算机科学 2026-05-11 Niklas Vaara , Lam Huynh , Pekka Sangi , Miguel Bordallo López , Janne Heikkilä

This paper presents a BIM-discrepancy-driven active sensing framework for cooperative navigation between unmanned aerial vehicles (UAVs) and unmanned ground vehicles (UGVs) in dynamic construction environments. Traditional navigation…

机器人学 · 计算机科学 2025-11-19 Hesam Mojtahedi , Reza Akhavian

Deep learning models deployed in safety critical applications like autonomous driving use simulations to test their robustness against adversarial attacks in realistic conditions. However, these simulations are non-differentiable, forcing…

Urban Air Mobility (UAM) presents a transformative vision for metropolitan transportation, but its practical implementation is hindered by substantial infrastructure costs and operational complexities. We address these challenges by…

分布式、并行与集群计算 · 计算机科学 2025-12-10 Xuan Jiang , Xuanyu Zhou , Yibo Zhao , Shangqing Cao , Dingyi Zhuang , Jinhua Zhao , Haris Koutsopoulos , Shenhao Wang , Mark Hansen , Raja Sengupta

This paper investigates the three-dimensional (3D) deployment of uncrewed aerial vehicles (UAVs) as aerial base stations in heterogeneous communication networks under constraints imposed by diverse ground obstacles. Given the diverse data…

信号处理 · 电气工程与系统科学 2026-01-16 Senning Wan , Bin Li , Hongbin Chen , Lei Liu

Unmanned aerial vehicles (UAVs) are recognized as promising technologies for area coverage due to the flexibility and adaptability. However, the ability of a single UAV is limited, and as for the large-scale three-dimensional (3D) scenario,…

信号处理 · 电气工程与系统科学 2023-09-22 Jia He , Ziye Jia , Chao Dong , Junyu Liu , Qihui Wu , Jingxian Liu

Given the spatial heterogeneity of land use patterns in most cities, large-scale UAM deployments will likely focus on specific areas, such as intertransfer traffic between suburbs and city centers. However, large-scale UAM operations…

系统与控制 · 电气工程与系统科学 2025-08-26 Canqiang Weng , Can Chen , Jingjun Tan , Tianlu Pan , Renxin Zhong

Unmanned aerial vehicles (UAVs) have increasingly been adopted for safety, security, and rescue missions, for which they need precise and reliable pose estimates relative to their environment. To ensure mission safety when relying on visual…

机器人学 · 计算机科学 2019-09-19 Chengyao Li , Steven L. Waslander