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Fluid antenna systems (FAS) have recently emerged as a promising paradigm for achieving spatially reconfigurable, compact, and energy-efficient wireless communications in beyond fifth-generation (B5G) and sixth-generation (6G) networks. By…

信号处理 · 电气工程与系统科学 2026-02-02 Saeid Pakravan , Mohsen Ahmadzadeh , Ming Zeng , Wessam Ajib , Ji Wang , Xingwang Li

We propose a learning-based method for the joint design of a transmit and receive filter, the constellation geometry and associated bit labeling, as well as a neural network (NN)-based detector. The method maximizes an achievable…

信息论 · 计算机科学 2022-03-25 Fayçal Ait Aoudia , Jakob Hoydis

An overarching issue in resource management of wireless networks is assessing their capacity: How much communication can be achieved in a network, utilizing all the tools available: power control, scheduling, routing, channel assignment and…

网络与互联网体系结构 · 计算机科学 2018-06-29 Magnus M. Halldorsson , Tigran Tonoyan

Deep Neural Networks have been shown to be vulnerable to adversarial images. Conventional attacks strive for indistinguishable adversarial images with strictly restricted perturbations. Recently, researchers have moved to explore…

计算机视觉与模式识别 · 计算机科学 2023-06-19 Zhengyu Zhao , Zhuoran Liu , Martha Larson

In this paper, we consider random access, wireless, multi-hop networks, with multi-packet reception capabilities, where multiple flows are forwarded to the gateways through node disjoint paths. We explore the issue of allocating flow on…

网络与互联网体系结构 · 计算机科学 2016-03-29 Manolis Ploumidis , Nikolaos Pappas , Apostolos Traganitis

To enhance resource utilization and address interference issues in ultra-dense networks with mobile edge computing (MEC), a resource utilization approach is first introduced, which integrates orthogonal frequency division multiple access…

信息论 · 计算机科学 2024-10-17 Tianqing Zhou , Kangle Liu , Dong Qin , Xuan Li , Nan Jiang , Chunguo Li

This paper proposes a fluid antenna (FA)-assisted near-field integrated sensing and communications (ISAC) system enabled by the extremely large-scale simultaneously transmitting and reflecting surface (XL-STARS). By optimizing the…

信号处理 · 电气工程与系统科学 2024-10-01 Jingxuan Zhou , Yinchao Yang , Zhaohui Yang , Mohammad Shikh-Bahaei

Generative Adversarial Networks (GANs) are formulated as minimax game problems, whereby generators attempt to approach real data distributions by virtue of adversarial learning against discriminators. The intrinsic problem complexity poses…

计算机视觉与模式识别 · 计算机科学 2021-08-10 Yuesong Tian , Li Shen , Li Shen , Guinan Su , Zhifeng Li , Wei Liu

We present Advancing Front Mapping (AFM), a provably robust algorithm for the computation of surface mappings to simple base domains. Given an input mesh and a convex or star-shaped target domain, AFM installs a (possibly refined) version…

计算几何 · 计算机科学 2024-01-08 Marco Livesu

In this paper, we consider the (global and sum) energy efficiency optimization problem in downlink multi-input multi-output multi-cell systems, where all users suffer from multi-user interference. This is a challenging problem due to…

最优化与控制 · 数学 2019-09-04 Yang Yang , Marius Pesavento , Symeon Chatzinotas , Björn Ottersten

Modern wireless communication systems necessitate the development of cost-effective resource allocation strategies, while ensuring maximal system performance. While commonly realizable via efficient waterfilling schemes, ergodic-optimal…

信号处理 · 电气工程与系统科学 2024-12-03 Gokberk Yaylali , Dionysios S. Kalogerias

Fiber-Wireless (FiWi) access networks have been widely deployed due to the complementary advantages of high-capacity fiber backhaul and ubiquitous wireless front end. To meet the increasing demands for bandwidth-hungry applications, access…

网络与互联网体系结构 · 计算机科学 2019-01-01 Zhuojia Gu , Hancheng Lu , Daren Zhu , Yujiao Lu

This paper investigates the formation control problem of heterogeneous, autonomous agents that communicate over a wireless multiple access channel. Instead of avoiding interference through orthogonal node-to-node transmissions, we exploit…

系统与控制 · 电气工程与系统科学 2026-03-12 Michael Epp , Fabio Molinari , Jörg Raisch

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…

信号处理 · 电气工程与系统科学 2018-01-17 Haichao Wang , Guochun Ren , Jin Chen , Guoru Ding , Yijun Yang

Unmanned aerial vehicle (UAV)-enabled integrated sensing and communication (ISAC) is regarded as a key enabler for next-generation wireless systems. However, conventional fixed-position antennas limit the ability of UAVs to fully exploit…

信息论 · 计算机科学 2026-03-20 Wenchao Liu , Xuhui Zhang , Jinke Ren , Weijie Yuan , Changsheng You , Shuangyang Li

In this paper, we investigate a fluid antenna relay (FAR)-assisted communication system with hybrid relaying scheme selection. By leveraging statistical channel state information (CSI) and distribution characteristics of fluid antenna…

信号处理 · 电气工程与系统科学 2026-01-21 Ruopeng Xu , Songling Zhang , Zhaohui Yang , Mingzhe Chen , Zhaoyang Zhang , Kai-Kit Wong

This paper investigates covert wireless communication with a Fusion Center (FC) that aggregates raw energy measurements from multiple Wardens via soft fusion. Extending our prior work on power-threshold randomization, we consider a stronger…

信号处理 · 电气工程与系统科学 2026-04-28 Abbas Arghavani , Subhrakanti Dey , Anders Ahlen

Underwater acoustic (UWA) communication plays a key role in the process of exploring and studying the ocean. In this paper, a modified non-stationary wideband channel model for UWA communication in shallow water scenarios is proposed. In…

信号处理 · 电气工程与系统科学 2021-08-17 Xiuming Zhu , Cheng-Xiang Wang , Ruofei Ma

Mobile entities with wireless links are able to form a mobile ad-hoc network. Such an infrastructureless network does not have to be administrated. However, self-organizing principles have to be applied to deal with upcoming problems, e.g.…

网络与互联网体系结构 · 计算机科学 2007-06-11 Matthias R. Brust , Steffen Rothkugel

This paper proposes computationally efficient algorithms to maximize the energy efficiency in multi-carrier wireless interference networks, by a suitable allocation of the system radio resources, namely the transmit powers and subcarrier…

网络与互联网体系结构 · 计算机科学 2018-03-02 Salvatore D'Oro , Alessio Zappone , Sergio Palazzo , Marco Lops