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Predictive millimeter-wave (mmWave) beamforming is a promising technique to enable low-latency and high-rate ground-air communications for cellular-connected unmanned aerial vehicles (UAVs). However, the high vulnerability of mmWave to…

Signal Processing · Electrical Eng. & Systems 2024-04-19 Shiqi Zeng , Xiaoli Xu , Yong Zeng

Deep learning has been proven to be a powerful tool for addressing the most significant issues in cognitive radio networks, such as spectrum sensing, spectrum sharing, resource allocation, and security attacks. The utilization of deep…

Networking and Internet Architecture · Computer Science 2024-11-01 Senthil Kumar Jagatheesaperumal , Ijaz Ahmad , Marko Höyhtyä , Suleman Khan , Andrei Gurtov

Intelligent Reflecting Surfaces (IRSs) have potential for significant performance gains in next-generation wireless networks but face key challenges, notably severe double-pathloss and complex multi-user scheduling due to hardware…

Information Theory · Computer Science 2025-08-12 Xintong Chen , Zhenyu Jiang , Jiangbin Lyu , Liqun Fu

Accurate and robust wireless localization is a key enabler for a wide range of mobile computing applications. Fingerprint-based localization using channel state information (CSI) has attracted significant attention due to its high accuracy…

Signal Processing · Electrical Eng. & Systems 2026-03-09 Haoyu Huang , Guangjin Pan , Kaixuan Huang , Shunqing Zhang , Yuhao Zhang , Musa Furkan Keskin , Zheng Xing , Henk Wymeersch

Recently, ray tracing has gained renewed interest with the advent of Reflective Intelligent Surfaces (RIS) technology, a key enabler of 6G wireless communications due to its capability of intelligent manipulation of electromagnetic waves.…

Information Theory · Computer Science 2024-11-07 Huiying Yang , Zihan Jin , Chenhao Wu , Rujing Xiong , Robert Caiming Qiu , Zenan Ling

Channel State Information (CSI) provides a detailed description of the wireless channel and has been widely adopted for Wi-Fi sensing, particularly for high-precision indoor positioning. However, complete CSI is rarely available in…

Information Theory · Computer Science 2026-02-16 Ran Tao , Jiajia Guo , Yiming Cui , Xiangyi Li , Chao-Kai Wen , Shi Jin

In the sixth-generation (6G), the extremely large-scale multiple-input-multiple-output (XL-MIMO) is considered a promising enabling technology. With the further expansion of array element number and frequency bands, near-field effects will…

Information Theory · Computer Science 2024-04-29 Haiyang Miao , Jianhua Zhang , Pan Tang , Lei Tian , Weirang Zuo , Qi Wei , Guangyi Liu

The acquisition of channel state information (CSI) is essential in MIMO-OFDM communication systems. Data-aided enhanced receivers, by incorporating domain knowledge, effectively mitigate performance degradation caused by imperfect CSI,…

Information Theory · Computer Science 2025-04-22 Xinjie Li , Jing Zhang , Xingyu Zhou , Chao-Kai Wen , Shi Jin

As the current standardization for the 5G networks nears completion, work towards understanding the potential technologies for the 6G wireless networks is already underway. One of these potential technologies for the 6G networks are…

Signal Processing · Electrical Eng. & Systems 2020-07-17 Hamidreza Taghvaee , Akshay Jain , Xavier Timoneda , Christos Liaskos , Sergi Abadal , Eduard Alarcón , Albert Cabellos-Aparicio

Channel-gain maps provide the channel gain between any two locations in a geographical region. They find numerous applications, from resource allocation and interference control to path planning for autonomous vehicles. Channel-gain map…

Signal Processing · Electrical Eng. & Systems 2026-05-12 Prasenjit Dhara , Daniel Romero

Cardiac Magnetic Resonance Imaging (CMR) is widely used since it can illustrate the structure and function of heart in a non-invasive and painless way. However, it is time-consuming and high-cost to acquire the high-quality scans due to the…

Image and Video Processing · Electrical Eng. & Systems 2020-07-09 Jhih-Yuan Lin , Yu-Cheng Chang , Winston H. Hsu

COST INTERACT working group (WG)1 aims at increasing the theoretical and experimental understanding of radio propagation and channels in environments of interest and at deriving models for design, simulation, planning and operation of…

Networking and Internet Architecture · Computer Science 2023-10-02 Mate Boban , Vittorio Degli-Esposti

Radio maps are important for environment-aware wireless communication, network planning, and radio resource optimization. However, dense radio map construction remains challenging when only a limited number of measurements are available,…

Computer Vision and Pattern Recognition · Computer Science 2026-04-08 Zhihan Zeng , Ning Wei , Muhammad Baqer Mollah , Kaihe Wang , Phee Lep Yeoh , Fei Xu , Yue Xiu , Zhongpei Zhang

In modern wireless networks, radio channels serve a dual role. Whilst their primary function is to carry bits of information from a transmitter to a receiver, the intrinsic sensitivity of transmitted signals to the physical structure of the…

Quantum Physics · Physics 2026-03-12 Ivana Nikoloska

In the realm of 5G communication systems, the accuracy of Channel State Information (CSI) prediction is vital for optimizing performance. This letter introduces a pioneering approach: the Spectral-Temporal Graph Neural Network (STEM GNN),…

Information Theory · Computer Science 2023-12-06 Sharan Mourya , Pavan Reddy , SaiDhiraj Amuru , Kiran Kumar Kuchi

Enabling highly-mobile millimeter wave (mmWave) systems is challenging because of the huge training overhead associated with acquiring the channel knowledge or designing the narrow beams. Current mmWave beam training and channel estimation…

Information Theory · Computer Science 2018-08-08 Xiaofeng Li , Ahmed Alkhateeb , Cihan Tepedelenlioğlu

Recently, large language models (LLMs) have gained significant attention for their ability to generate fast and accurate answer to the given query. These models have evolved into large multimodal models (LMMs), which can interpret and…

Information Theory · Computer Science 2026-01-13 Sunwoo Kim , Byonghyo Shim

Site-specific radio frequency (RF) propagation prediction increasingly relies on models built from visual data such as cameras and LIDAR sensors. When operating in dynamic settings, the environment may only be partially observed. This paper…

Robotics · Computer Science 2022-07-05 Mingsheng Yin , Yaqi Hu , Tommy Azzino , Seongjoon Kang , Marco Mezzavilla , Sundeep Rangan

The ability to intelligently utilize resources to meet the need of growing diversity in services and user behavior marks the future of wireless communication systems. Intelligent wireless communications aims at enabling the system to…

Information Theory · Computer Science 2018-12-27 Xiangwei Zhou , Mingxuan Sun , Geoffrey Ye Li , Biing-Hwang Juang

Deep learning-based channel state information (CSI) feedback schemes demonstrate strong compression capabilities but are typically constrained to fixed system configurations, limiting their generalization and flexibility. To address this…

Signal Processing · Electrical Eng. & Systems 2025-08-08 Xuanyu Liu , Shijian Gao , Boxun Liu , Xiang Cheng , Liuqing Yang