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Complete awareness of the wireless environment, crucial for future intelligent networks, requires sensing all transmitted signals, not just the strongest. A fundamental barrier is estimating the target signal when it is buried under strong…

Signal Processing · Electrical Eng. & Systems 2026-03-17 Bowen Li , Junting Chen , Nikolaos Pappas

Relay-based cooperative communication has become a research focus in recent years because it can achieve diversity gain in wireless networks. In existing works, network coding and two-path relay are adopted to deal with the increase of…

Information Theory · Computer Science 2013-04-09 Hao Lu , Peilin Hong , Kaiping Xue

LTE random access procedure performs satisfactorily in case of asynchronous, uncorrelated traffic arrivals. However, when the arrivals are correlated and arrive synchronously, the performance of the random access channel (RACH) is…

Information Theory · Computer Science 2014-10-27 Germán Corrales Madueño , Čedomir Stefanović , Petar Popovski

Random jammers that overpower transmitted signals are a practical concern for many wireless communication protocols. As such, wireless receivers must be able to cope with standard channel noise and jamming (intentional or unintentional). To…

Information Theory · Computer Science 2023-01-25 Furkan Ercan , Kevin Galligan , David Starobinski , Muriel Medard , Ken R. Duffy , Rabia Tugce Yazicigil

Reconfigurable intelligent surface (RIS) technology enhances wireless communication performance, but it also introduces new vulnerabilities that can be exploited by adversaries. This paper investigates channel reciprocity attack (CRACK)…

Signal Processing · Electrical Eng. & Systems 2025-09-16 Haoyu Wang , Jiawei Hu , Jiaqi Xu , Ying Ju , A. Lee Swindlehurst

We study the collaborative image retrieval problem at the wireless edge, where multiple edge devices capture images of the same object from different angles and locations, which are then used jointly to retrieve similar images at the edge…

Image and Video Processing · Electrical Eng. & Systems 2023-02-14 Wing Fei Lo , Nitish Mital , Haotian Wu , Deniz Gündüz

This paper studies a two-hop decode-and-forward underlay cognitive radio system with interference alignment technique. An energy-constrained relay node harvests the energy from the interference signals through a power-splitting (PS)…

Information Theory · Computer Science 2018-03-12 Sultangali Arzykulov , Galymzhan Nauryzbayev , Theodoros A. Tsiftsis , Mohamed Abdallah

A model-independent method is proposed to characterize and correct charge sharing spectral distortions in energy-resolved X-ray acquisitions with pixellated photon-counting detectors. The technique is based on the determination of a…

This invited paper presents some novel ideas on how to enhance the performance of consensus algorithms in distributed wireless sensor networks, when communication costs are considered. Of particular interest are consensus algorithms that…

Distributed, Parallel, and Cluster Computing · Computer Science 2014-09-04 Steffen Limmer , Slawomir Stanczak , Mario Goldenbaum , Renato L. G. Cavalcante

In this paper, we focus on the joint impairments compensation and symbol detection problem in communication systems. First, we introduce a new multi-layer channel model that represents the underlying physics of multiple impairments in…

Signal Processing · Electrical Eng. & Systems 2022-03-02 Vincent Choqueuse , Alexandru Frunza , Stéphane Azou , Pascal Morel

In the field of healthcare, precise skin lesion segmentation is crucial for the early detection and accurate diagnosis of skin diseases. Despite significant advances in deep learning for image processing, existing methods have yet to…

Computer Vision and Pattern Recognition · Computer Science 2025-12-09 Siyu Wang , Hua Wang , Huiyu Li , Fan Zhang

Semantic communication has emerged as a promising technology to break the Shannon limit by extracting the meaning of source data and sending relevant semantic information only. However, some mobile devices may have limited computation and…

Information Theory · Computer Science 2023-11-17 Tianyu Liu , Changsheng You , Zeyang Hu , Chenyu Wu , Yi Gong , Kaibin Huang

Scanning Electron Microscopy (SEM) is a widely used tool for nanoparticle characterization, but long-term directional drift can compromise image quality. We present a novel algorithm for post-imaging drift correction in SEM nanoparticle…

We propose a network for semantic mapping called the Dense Dilated Convolutions Merging Network (DDCM-Net) to provide a deep learning approach that can recognize multi-scale and complex shaped objects with similar color and textures, such…

Computer Vision and Pattern Recognition · Computer Science 2019-09-02 Qinghui Liu , Michael Kampffmeyer , Robert Jenssen , Arnt-Børre Salberg

Numerous studies showed that concurrent transmissions can boost wireless network performance despite collisions. While these works provide empirical evidence that concurrent transmissions may be received reliably, existing signal capture…

Networking and Internet Architecture · Computer Science 2014-08-19 Matthias Wilhelm , Vincent Lenders , Jens B. Schmitt

In this letter, we propose an efficient mix source separation algorithm for collision resolution in radio frequency identification (RFID) systems equipped with an antenna array at the reader. We first introduce an approach that exploits the…

Signal Processing · Electrical Eng. & Systems 2025-11-20 Mohamed Siala , Noura Sellami

This paper studies the problem of neighbor discovery in wireless networks, namely, each node wishes to discover and identify the network interface addresses (NIAs) of those nodes within a single hop. A novel paradigm, called compressed…

Networking and Internet Architecture · Computer Science 2015-03-17 Lei Zhang , Jun Luo , Dongning Guo

As a critical technology for next-generation communication networks, integrated sensing and communication (ISAC) aims to achieve the harmonious coexistence of communication and sensing. The degrees-of-freedom (DoF) of ISAC is limited due to…

Information Theory · Computer Science 2024-10-28 Yongqing Xu , Yong Li , Tony Q. S. Quek

In some Internet of Things (IoT) applications, multi-path propagation is a main constraint of communication channel. Recently, the chaotic baseband wireless communication system (CBWCS) is promising to eliminate the inter-symbol…

Signal Processing · Electrical Eng. & Systems 2022-03-29 Hui-Ping Yin , Chao Bai , Hai-Peng Ren

A novel technique is proposed which enables each transmitter to acquire global channel state information (CSI) from the sole knowledge of individual received signal power measurements, which makes dedicated feedback or inter-transmitter…

Networking and Internet Architecture · Computer Science 2017-07-04 Chao Zhang , Vineeth Varma , Samson Lasaulce , Raphael Visoz
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