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The multiuser communication channel, in which multiple users exchange information with the help of a relay terminal, termed the multi-way relay channel (mRC), is introduced. In this model, multiple interfering clusters of users communicate…

信息论 · 计算机科学 2015-03-14 Deniz Gunduz , Aylin Yener , Andrea Goldsmith , H. Vincent Poor

In this letter, we propose a novel Multi-Agent Deep Reinforcement Learning (MADRL) framework for Medium Access Control (MAC) protocol design. Unlike centralized approaches, which rely on a single entity for decision-making, MADRL empowers…

系统与控制 · 电气工程与系统科学 2024-11-25 Navid Keshtiarast , Oliver Renaldi , Marina Petrova

Model predictive control (MPC) has emerged as an effective strategy for water distribution systems (WDSs) management. However, it is hampered by the computational burden for large-scale WDSs due to the combinatorial growth of possible…

系统与控制 · 电气工程与系统科学 2024-06-11 Saskia Putri , Faegheh Moazeni , Javad Khazaei

Due to the scarcity in the wireless spectrum and limited energy resources especially in mobile applications, efficient resource allocation strategies are critical in wireless networks. Motivated by the recent advances in deep reinforcement…

信息论 · 计算机科学 2021-12-30 Ziyang Lu , Chen Zhong , M. Cenk Gursoy

Quality of service (QoS) for a network is characterized in terms of various parameters specifying packet delay and loss tolerance requirements for the application. The unpredictable nature of the wireless channel demands for application of…

信息论 · 计算机科学 2016-11-17 M. Majid Butt , Eduard A. Jorswieck , Bjorn Ottersten

Mobile-edge computing (MEC) enhances the capacities and features of mobile devices by offloading computation-intensive tasks over wireless networks to edge servers. One challenge faced by the deployment of MEC in cellular networks is to…

信息论 · 计算机科学 2021-02-08 Zezu Liang , Yuan Liu , Tat-Ming Lok , Kaibin Huang

We propose and analyse a model predictive control (MPC) strategy tailored for networks of underwater agents tasked with maintaining formation while following a shared path and using acoustic communication channels. The strategy accommodates…

最优化与控制 · 数学 2024-10-22 Emil Wengle , Damiano Varagnolo

In wireless ad hoc networks, distributed nodes can collaboratively form an antenna array for long-distance communications to achieve high energy efficiency. In recent work, Ochiai, et al., have shown that such collaborative beamforming can…

信息论 · 计算机科学 2007-07-13 Athina P. Petropulu , Lun Dong , H. Vincent Poor

Cooperative video caching and transcoding in mobile edge computing (MEC) networks is a new paradigm for future wireless networks, e.g., 5G and 5G beyond, to reduce scarce and expensive backhaul resource usage by prefetching video files…

信息论 · 计算机科学 2019-07-16 Sepehr Rezvani , Saeedeh Parsaeefard , Nader Mokari , Mohammad R. Javan , Halim Yanikomeroglu

We study an incremental redundancy (IR) cooperative coding scheme for wireless networks. To exploit the spatial diversity benefit we propose a cluster-based collaborating strategy for a quasi-static Rayleigh fading channel model and based…

信息论 · 计算机科学 2007-07-13 Ruoheng Liu , Predrag Spasojevic , Emina Soljanin

The Metaverse holds the potential to revolutionize digital interactions through the establishment of a highly dynamic and immersive virtual realm over wireless communications systems, offering services such as massive twinning and…

网络与互联网体系结构 · 计算机科学 2025-02-25 Hamidreza Mazandarani , Masoud Shokrnezhad , Tarik Taleb

Wireless networks employing small cells like femtocells are considered to be the choice of network deployment for 4G or advanced networks. This hierarchical deployment of cells introduces the necessity of effective frequency planning for…

网络与互联网体系结构 · 计算机科学 2018-10-08 Md. Tashikur Rahman , Md. Didarul Alam , Mostafa Zaman Chowdhury

In duty-cycled wireless sensor networks, the nodes switch between active and dormant states, and each node may determine its active/dormant schedule independently. This complicates the Minimum-Energy Multicasting (MEM) problem, which has…

网络与互联网体系结构 · 计算机科学 2011-08-02 Kai Han , Yang Liu , Jun Luo

In cluster-based routing protocol (CBRP), two-level hierarchical structure is successfully used to reduce over-flooding in wireless Ad Hoc networks. As it is vulnerable to a single point of failure, we propose a new adaptive distributed…

密码学与安全 · 计算机科学 2010-03-15 Alok Ojha , Hongmei Deng , Dharma P. Agrawal , S. Sanyal

The advancements in wireless mesh networks (WMN), and the surge in multi-radio multi-channel (MRMC) WMN deployments have spawned a multitude of network performance issues. These issues are intricately linked to the adverse impact of endemic…

网络与互联网体系结构 · 计算机科学 2016-01-29 Srikant Manas Kala , Ranadheer Musham , M Pavan Kumar Reddy , Bheemarjuna Reddy Tamma

This paper proposes an online cross-layered defense strategy for multi-channel systems with switched dynamics under DoS attacks. The enabling condition of a channel under attacks is formulated with respect to attack flow and channel…

系统与控制 · 电气工程与系统科学 2025-04-30 Liheng Wan , Panshuo Li , James Lam

The exponential growth of wireless devices and stringent reliability requirements of emerging applications demand fundamental improvements in distributed channel access mechanisms for unlicensed bands. Current Wi-Fi systems, which rely on…

人工智能 · 计算机科学 2025-09-30 Jinzhe Pan , Jingqing Wang , Yuehui Ouyang , Wenchi Cheng , Wei Zhang

Multicast communication plays a crucial role in Mobile Adhoc Networks (MANETs). MANETs provide low cost, self configuring devices for multimedia data communication in military battlefield scenarios, disaster and public safety networks…

网络与互联网体系结构 · 计算机科学 2017-09-01 Gaurav Singal , Vijay Laxmi , Manoj S Gaur , D Vijay Rao , Riti Kushwaha

This paper proposes a new channel access procedure to mitigate the channel access contention in next generation of Wireless Local-Area Networks (WLANs) by allowing cooperation among devices belonging to same network, while maintaining high…

网络与互联网体系结构 · 计算机科学 2024-10-01 Qing Xia , Salvatore Talarico

In this paper, we propose a multi-channel full-duplex Medium Access Control (MAC) protocol for cognitive radio networks (MFDC-MAC). Our design exploits the fact that full-duplex (FD) secondary users (SUs) can perform spectrum sensing and…

信息论 · 计算机科学 2016-02-02 Tan Le Thanh , Long Bao Le