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Integrated sensing and communication (ISAC) has emerged as a pivotal technology for advancing low-altitude wireless networks (LAWNs), serving as a critical enabler for next-generation communication systems. This paper investigates the…

Signal Processing · Electrical Eng. & Systems 2025-07-29 Jun Wu , Weijie Yuan , Qingqing Cheng , Haijia Jin

In unmanned aerial vehicle (UAV) networks, high-capacity data transmission is of utmost importance for applications such as intelligent transportation, smart cities, and forest monitoring, which rely on the mobility of UAVs to collect and…

Networking and Internet Architecture · Computer Science 2023-08-15 Yingying Zou , Zhiqing Wei , Yanpeng Cui , Xinyi Liu , Zhiyong Feng

Deep joint source-channel coding (JSCC) has emerged as a promising paradigm for semantic communication, delivering significant performance gains over conventional separate coding schemes. However, existing JSCC frameworks remain vulnerable…

Computer Vision and Pattern Recognition · Computer Science 2025-11-04 Changyuan Zhao , Jiacheng Wang , Ruichen Zhang , Dusit Niyato , Hongyang Du , Zehui Xiong , Dong In Kim , Ping Zhang

This paper investigates a novel unmanned aerial vehicles (UAVs) secure communication system with the assistance of reconfigurable intelligent surfaces (RISs), where an UAV and a ground user communicate with each other, while an eavesdropper…

Information Theory · Computer Science 2021-04-29 Li Sixian , Duo Bin , Marco Di Renzo , Tao Meixia , Yuan Xiaojun

This paper investigates downlink transmission over a quasi-static fading Gaussian broadcast channel (BC), to model delay-sensitive applications over slowly time-varying fading channels. System performance is characterized by outage…

Information Theory · Computer Science 2007-11-13 Wenyi Zhang , Shivaprasad Kotagiri , J. Nicholas Laneman

The rapid development of low-altitude economy has driven the proliferation of Unmanned Aerial Vehicle (UAV) applications, including logistics, inspection, and emergency response. However, transmitting high-volume image data from UAVs to…

Image and Video Processing · Electrical Eng. & Systems 2026-05-14 Kexin Zhang , Lixin Li , Yuna Yan , Xin Zhang , Wensheng Lin , Rui Li , Dongwei Zhao , Zhu Han

This paper investigates an information-theoretic model of secure semantic-aware communication. For this purpose, we consider the lossy joint source-channel coding (JSCC) of a memoryless semantic source transmitted over a memoryless wiretap…

Information Theory · Computer Science 2026-05-26 Denis Kozlov , Mahtab Mirmohseni , Rahim Tafazolli

Cross-View Geo-Localization (CVGL) between UAV imagery and satellite images plays a crucial role in target localization and UAV self-positioning. However, most existing methods rely on the idealized assumption of scale consistency between…

Computer Vision and Pattern Recognition · Computer Science 2026-03-10 Yibin Ye , Shuo Chen , Kun Wang , Xiaokai Song , Jisheng Dang , Qifeng Yu , Xichao Teng , Zhang Li

Many rescue missions demand effective perception and real-time decision making, which highly rely on effective data collection and processing. In this study, we propose a three-layer architecture of emergency caching networks focusing on…

Networking and Internet Architecture · Computer Science 2024-02-28 Zeyu Tian , Lianming Xu , Liang Li , Li Wang , Aiguo Fei

Unmanned aerial vehicles (UAVs) equipped with multiple complementary sensors have tremendous potential for fast autonomous or remote-controlled semantic scene analysis, e.g., for disaster examination. Here, we propose a UAV system for…

Computer Vision and Pattern Recognition · Computer Science 2022-10-19 Simon Bultmann , Jan Quenzel , Sven Behnke

We present a resilient deep neural network (DNN) framework for decentralized transport and coverage using uncrewed aerial systems (UAS) operating in $\mathbb{R}^n$. The proposed DNN-based mass-transport architecture constructs a layered…

Systems and Control · Electrical Eng. & Systems 2025-12-09 Muhammad Junayed Hasan Zahed , Hossein Rastgoftar

Synthetic aperture radar (SAR) on unmanned aerial vehicles (UAVs) enables high-resolution sensing in low-altitude wireless networks, while requiring reliable uplink data backhaul to ground base stations under dynamic channel conditions.…

Signal Processing · Electrical Eng. & Systems 2026-04-02 Zhen Du , Fan Liu , Jie Yang , Yuanhao Cui , Rui Wang , Zenghui Zhang , Shi Jin

One of the key enablers for the realization of a variety of unmanned aerial vehicle (UAV)-based systems is the high-performance communication system linking many UAVs and ground station. We have proposed a spectrum-efficient full-duplex…

Information Theory · Computer Science 2022-11-07 Tao Yu , Kento Kajiwara , Kiyomichi Araki , Kei Sakaguchi

Cooperative ad hoc unmanned aerial vehicle (UAV) networks need essential security services to ensure their communication security. Cryptography, as the inseparable tool for providing security services, requires a robust key management…

Cryptography and Security · Computer Science 2021-05-07 Mohammed Gharib , Fatemeh Afghah

In this paper, we design a new class of high-efficiency deep joint source-channel coding methods to achieve end-to-end video transmission over wireless channels. The proposed methods exploit nonlinear transform and conditional coding…

Computer Vision and Pattern Recognition · Computer Science 2022-11-03 Sixian Wang , Jincheng Dai , Zijian Liang , Kai Niu , Zhongwei Si , Chao Dong , Xiaoqi Qin , Ping Zhang

The exponential surge in high-resolution remote sensing data faces a severe bottleneck in satellite-to-ground transmission. Limited downlink bandwidth forces the use of extreme high-ratio compression, which irreversibly destroys…

Computer Vision and Pattern Recognition · Computer Science 2026-04-29 Yun Li , Xianju Li

This letter investigates the transmit power and trajectory optimization problem for unmanned aerial vehicle (UAV)-aided networks. Different from majority of the existing studies with fixed communication infrastructure, a dynamic scenario is…

Signal Processing · Electrical Eng. & Systems 2018-01-17 Haichao Wang , Guochun Ren , Jin Chen , Guoru Ding , Yijun Yang

Semantic segmentation of aerial videos has been extensively used for decision making in monitoring environmental changes, urban planning, and disaster management. The reliability of these decision support systems is dependent on the…

Computer Vision and Pattern Recognition · Computer Science 2021-05-28 Girisha S , Ujjwal Verma , Manohara Pai M M , Radhika Pai

The Internet of Vehicles (IoV) transforms the transportation ecosystem promising pervasive connectivity and data-driven approaches. Deep learning and generative Artificial Intelligence (AI) have the potential to significantly enhance the…

Networking and Internet Architecture · Computer Science 2025-07-04 Hao Liu , Bo Yang , Zhiwen Yu , Xuelin Cao , George C. Alexandropoulos , Yan Zhang , Chau Yuen

We consider UAV IoT aerial sensing that delivers multiple VR/AR immersive communication sessions to remote users. The UAV swarm is spatially distributed over a wide area of interest, and each UAV captures a viewpoint of the scene below it.…

Networking and Internet Architecture · Computer Science 2017-07-25 Jacob Chakareski