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A wireless network operator typically divides the radio spectrum it possesses into a number of subbands. In a cellular network those subbands are then reused in many cells. To mitigate co-channel interference, a joint spectrum and power…

Signal Processing · Electrical Eng. & Systems 2020-12-22 Yasar Sinan Nasir , Dongning Guo

This study delves into the classification of interference signals to global navigation satellite systems (GNSS) stemming from mobile jammers such as unmanned aerial vehicles (UAVs) across diverse wireless communication zones, employing…

Signal Processing · Electrical Eng. & Systems 2024-06-25 Min Jiang , Ziqiang Ye , Yue Xiao , Xiaogang Gou

The receiver design for multi-input multi-output (MIMO) ultra-reliable and low-latency communication (URLLC) systems can be a tough task due to the use of short channel codes and few pilot symbols. Consequently, error propagation can occur…

Signal Processing · Electrical Eng. & Systems 2024-04-12 Yi Sun , Hong Shen , Bingqing Li , Wei Xu , Pengcheng Zhu , Nan Hu , Chunming Zhao

In this paper, we propose a data-driven framework for collaborative wideband spectrum sensing and scheduling for networked unmanned aerial vehicles (UAVs), which act as the secondary users (SUs) to opportunistically utilize detected…

Machine Learning · Computer Science 2024-06-05 Sravan Reddy Chintareddy , Keenan Roach , Kenny Cheung , Morteza Hashemi

Federated learning (FL) has emerged as a key paradigm for collaborative model training across multiple clients without sharing raw data, enabling privacy-preserving applications in areas such as radiology and pathology. However, works on…

Machine Learning · Computer Science 2025-10-31 Furkan Pala , Islem Rekik

Intelligent reflecting surface (IRS) is a promising technology to deliver the higher spectral and energy requirements in fifth-generation (5G) and beyond wireless networks while shaping the propagation environment. Such a design can be…

Information Theory · Computer Science 2022-06-30 Anastasios Papazafeiropoulos , Pandelis Kourtessis , Konstantinos Ntontin , Symeon Chatzinotas

Suppressing the deliberate interference for wireless networks is critical to guarantee a reliable communication link. However, nullifying the jamming signals can be problematic when the correlations between transmitted jamming signals are…

Signal Processing · Electrical Eng. & Systems 2022-02-09 Linh Manh Hoang , Diep N. Nguyen , J. Andrew Zhang , Dinh Thai Hoang

We address the detection of material defects, which are inside a layered material structure using compressive sensing based multiple-input and multiple-output (MIMO) wireless radar. Here, the strong clutter due to the reflection of the…

Signal Processing · Electrical Eng. & Systems 2022-04-18 Udaya S. K. P. Miriya Thanthrige , Peter Jung , Aydin Sezgin

A cost-effective millimeter-wave (MMW) joint radar-communication (JRC) system with super resolution is proposed and experimentally demonstrated, using optical heterodyne up-conversion and self-coherent detection down-conversion techniques.…

Signal Processing · Electrical Eng. & Systems 2023-02-01 Wenlin Bai , Peixuan Li , Xihua Zou , Ningyuan Zhong , Wei Pan , Lianshan Yan , Bin Luo

With conventional anti-jamming solutions like frequency hopping or spread spectrum, legitimate transceivers often tend to "escape" or "hide" themselves from jammers. These reactive anti-jamming approaches are constrained by the lack of…

Networking and Internet Architecture · Computer Science 2019-04-09 Nguyen Van Huynh , Diep N. Nguyen , Dinh Thai Hoang , Eryk Dutkiewicz

The joint communication and sensing (JCS) system can provide higher spectrum efficiency and load-saving for 6G machine-type communication (MTC) applications by merging necessary communication and sensing abilities with unified spectrum and…

Information Theory · Computer Science 2023-04-05 Xu Chen , Zhiyong Feng , Zhiqing Wei , Ping Zhang , Xin Yuan

The impending spectrum congestion imposed by the emergence of new bandwidth-thirsty applications may be mitigated by the integration of radar and classic communications functionalities in a common system. Furthermore, the merger of a…

Signal Processing · Electrical Eng. & Systems 2021-11-10 Leonardo Leyva , Daniel Castanheira , Adão Silva , Atílio Gameiro , Lajos Hanzo

Wireless jamming identification, which detects and classifies electromagnetic jamming from non-cooperative devices, is crucial for emerging low-altitude wireless networks consisting of many drone terminals that are highly susceptible to…

Signal Processing · Electrical Eng. & Systems 2025-08-19 Pengyu Wang , Zhaocheng Wang , Tianqi Mao , Weijie Yuan , Haijun Zhang , George K. Karagiannidis

The rapid proliferation of unmanned aerial vehicles (UAVs) and their applications in diverse domains, such as surveillance, disaster management, agriculture, and defense, have revolutionized modern technology. While the potential benefits…

Cryptography and Security · Computer Science 2025-12-01 Kanchon Gharami , Shafika Showkat Moni

Model merging has emerged as a promising paradigm for enabling multi-task capabilities without additional training. However, existing methods often experience substantial performance degradation compared with individually fine-tuned models,…

Machine Learning · Computer Science 2025-12-02 Kuangpu Guo , Yuhe Ding , Jian Liang , Zilei Wang , Ran He

The exponential expansion of IoT and 5G-Advanced applications has enlarged the attack surface for DDoS, malware, and zero-day intrusions. We propose an intrusion detection system that fuses a convolutional neural network (CNN), a…

Cryptography and Security · Computer Science 2025-09-22 Rasil Baidar , Sasa Maric , Robert Abbas

Fusing deep learning models trained on separately located clients into a global model in a one-shot communication round is a straightforward implementation of Federated Learning. Although current model fusion methods are shown…

Machine Learning · Computer Science 2023-10-31 Biao Zhang , Shuqin Zhang

We propose neural network layers that explicitly combine frequency and image feature representations and show that they can be used as a versatile building block for reconstruction from frequency space data. Our work is motivated by the…

Computer Vision and Pattern Recognition · Computer Science 2023-06-29 Nalini M. Singh , Juan Eugenio Iglesias , Elfar Adalsteinsson , Adrian V. Dalca , Polina Golland

Time-fluctuating signals are ubiquitous and diverse in many physical, chemical, and biological systems, among which random telegraph signals (RTSs) refer to a series of instantaneous switching events between two discrete levels from…

Applied Physics · Physics 2022-06-02 Marcel Robitaille , HeeBong Yang , Lu Wang , Na Young Kim

In recent years, remote sensing change detection has garnered significant attention due to its critical role in resource monitoring and disaster assessment. Change detection tasks exist with different output granularities such as BCD, SCD,…

Computer Vision and Pattern Recognition · Computer Science 2025-11-25 Yuan Qu , Zhipeng Zhang , Chaojun Xu , Qiao Wan , Mengying Xie , Yuzeng Chen , Zhenqi Liu , Yanfei Zhong