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Related papers: Knowledge-Driven 3D Semantic Spectrum Map: KE-VQ-T…

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This paper introduces a novel channel knowledge map (CKM)-assisted dual-domain tracking and predictive beamforming scheme for high-mobility wireless networks. The central premise is that the CKM integrates both the coordinate and beam…

Signal Processing · Electrical Eng. & Systems 2026-01-22 Ruolin Du , Zhiqiang Wei , Zai Yang , Lei Yang , Yong Zeng , Derrick Wing Kwan Ng , Jinhong Yuan

Semantic Communication (SC) is a novel paradigm for data transmission in 6G. However, there are several challenges posed when performing SC in 3D scenarios: 1) 3D semantic extraction; 2) Latent semantic redundancy; and 3) Uncertain channel…

Information Theory · Computer Science 2024-03-12 Feibo Jiang , Yubo Peng , Li Dong , Kezhi Wang , Kun Yang , Cunhua Pan , Xiaohu You

Millimeter-wave (mmWave) and terahertz (THz) communication systems require large antenna arrays and use narrow directive beams to ensure sufficient receive signal power. However, selecting the optimal beams for these large antenna arrays…

Information Theory · Computer Science 2024-02-23 Shoaib Imran , Gouranga Charan , Ahmed Alkhateeb

Radio map is an efficient demonstration for visually displaying the wireless signal coverage within a certain region. It has been considered to be increasingly helpful for the future sixth generation (6G) of wireless networks, as wireless…

Signal Processing · Electrical Eng. & Systems 2024-08-29 Shuhang Zhang , Shuai Jiang , Wanjie Lin , Zheng Fang , Kangjun Liu , Hongliang Zhang , Ke Chen

Semantic communication, augmented by knowledge bases (KBs), offers substantial reductions in transmission overhead and resilience to errors. However, existing methods predominantly rely on end-to-end training to construct KBs, often failing…

Image and Video Processing · Electrical Eng. & Systems 2024-10-25 Peiwen Jiang , Chao-Kai Wen , Shi Jin , Jun Zhang

The creation of a metric-semantic map, which encodes human-prior knowledge, represents a high-level abstraction of environments. However, constructing such a map poses challenges related to the fusion of multi-modal sensor data, the…

Robotics · Computer Science 2024-12-03 Jianhao Jiao , Ruoyu Geng , Yuanhang Li , Ren Xin , Bowen Yang , Jin Wu , Lujia Wang , Ming Liu , Rui Fan , Dimitrios Kanoulas

Uncrewed aerial vehicles (UAVs) have played an important role in the low-altitude economy and have been used in various applications. However, with the increasing number of UAVs and explosive wireless data, the existing bit-oriented…

Information Theory · Computer Science 2026-02-03 Boya Li , Xiaonan Liu , Dongzhu Liu , Dusit Niyato , Zhu Han

Semantic communication (SemCom) has recently been considered a promising solution for the inevitable crisis of scarce communication resources. This trend stimulates us to explore the potential of applying SemCom to vehicular networks, which…

Systems and Control · Electrical Eng. & Systems 2024-10-28 Le Xia , Yao Sun , Dusit Niyato , Kairong Ma , Jiawen Kang , Muhammad Ali Imran

Unmanned aerial vehicle (UAV) is expected to bring transformative improvement to the integrated sensing and communication (ISAC) system. However, due to shared spectrum resources, it is challenging to achieve a critical trade-off between…

Information Theory · Computer Science 2022-11-10 Kaitao Meng , Qingqing Wu , Shaodan Ma , Wen Chen , Tony Q. S. Quek

This paper addresses the problem of building a speech recognition system attuned to the control of unmanned aerial vehicles (UAVs). Even though UAVs are becoming widespread, the task of creating voice interfaces for them is largely…

Sound · Computer Science 2019-07-03 Dan Oneata , Horia Cucu

Internet of Vehicles (IoV), as the core of intelligent transportation system, enables comprehensive interconnection between vehicles and their surroundings through multiple communication modes, which is significant for autonomous driving…

Networking and Internet Architecture · Computer Science 2025-06-19 Sha Ye , Qiong Wu , Pingyi Fan , Qiang Fan

This paper investigates a new spectrum sharing scenario between unmanned aerial vehicle (UAV) and terrestrial wireless communication systems. We consider that a cognitive/secondary UAV transmitter communicates with a ground secondary…

Signal Processing · Electrical Eng. & Systems 2018-02-15 Yuwei Huang , Jie Xu , Ling Qiu , Rui Zhang

Semantic scene completion (SSC) is essential for achieving comprehensive perception in autonomous driving systems. However, existing SSC methods often overlook the high deployment costs in real-world applications. Traditional architectures,…

Computer Vision and Pattern Recognition · Computer Science 2026-01-21 Yansong Qu , Zixuan Xu , Zilin Huang , Zihao Sheng , Tiantian Chen , Sikai Chen

Semantic scene completion is the task of predicting a complete 3D representation of volumetric occupancy with corresponding semantic labels for a scene from a single point of view. Previous works on Semantic Scene Completion from RGB-D data…

Computer Vision and Pattern Recognition · Computer Science 2021-11-29 Aloisio Dourado , Teofilo Emidio de Campos , Hansung Kim , Adrian Hilton

We study an unsupervised domain adaptation problem for the semantic labeling of 3D point clouds, with a particular focus on domain discrepancies induced by different LiDAR sensors. Based on the observation that sparse 3D point clouds are…

Computer Vision and Pattern Recognition · Computer Science 2021-04-01 Li Yi , Boqing Gong , Thomas Funkhouser

Future intelligent systems will consist of a massive number of battery-less sensors, where quick and accurate aggregation of sensor data will be of paramount importance. Over-the-air computation (AirComp) is a promising technology wherein…

Networking and Internet Architecture · Computer Science 2020-01-14 Amin Farajzadeh , Ozgur Ercetin , Halim Yanikomeroglu

Every autonomous driving dataset has a different configuration of sensors, originating from distinct geographic regions and covering various scenarios. As a result, 3D detectors tend to overfit the datasets they are trained on. This causes…

Computer Vision and Pattern Recognition · Computer Science 2022-09-15 Darren Tsai , Julie Stephany Berrio , Mao Shan , Eduardo Nebot , Stewart Worrall

In this paper, the intelligent reflecting surface (IRS)-aided unmanned aerial vehicle (UAV) communication system is studied, where the UAV is deployed to serve the user equipment (UE) with the assistance of multiple IRSs mounted on several…

Signal Processing · Electrical Eng. & Systems 2022-08-31 Liang Wang , Kezhi Wang , Cunhua Pan , Nauman Aslam

Cooperative perception, offering a wider field of view than standalone perception, is becoming increasingly crucial in autonomous driving. This perception is enabled through vehicle-to-vehicle (V2V) communication, allowing connected…

Information Theory · Computer Science 2024-09-17 Yucheng Sheng , Le Liang , Hao Ye , Shi Jin , Geoffrey Ye Li

Autonomous vehicles demand detailed maps to maneuver reliably through traffic, which need to be kept up-to-date to ensure a safe operation. A promising way to adapt the maps to the ever-changing road-network is to use crowd-sourced data…

Robotics · Computer Science 2024-10-11 Markus Herb , Nassir Navab , Federico Tombari