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Motivated by the recent trend of integrating artificial intelligence into the Internet-of-Things (IoT), we consider the problem of scheduling packets from multiple sensing sources to a central controller over a wireless network. Here,…

Performance · Computer Science 2021-01-05 Bin Li

A novel approach is presented in this work for context-aware connectivity and processing optimization of Internet of things (IoT) networks. Different from the state-of-the-art approaches, the proposed approach simultaneously selects the…

Signal Processing · Electrical Eng. & Systems 2020-05-04 Metin Ozturk , Attai Ibrahim Abubakar , Rao Naveed Bin Rais , Mona Jaber , Sajjad Hussain , Muhammad Ali Imran

As Internet of Things (IoT) systems scale and device heterogeneity grows, multimodal data have become ubiquitous. Meanwhile, evaluating the freshness of multimodal data is essential, as stale updates would delay task execution, degrade…

Networking and Internet Architecture · Computer Science 2026-02-17 Ying Liu , Yifan Zhang , Xinyu Wang , Chao Yang , Kandaraj Piamrat , Stephan Sigg , Zheng Changr , Yusheng Ji

Age of Information (AoI) is emerging as a novel metric for measuring information freshness in real-time monitoring systems. For computation-intensive status data, the information is not revealed until being processed. We consider a status…

Information Theory · Computer Science 2025-08-21 Jianhang Zhu , Jie Gong

Industrial cyber-physical systems require dependable network communication with formal end-to-end reliability guarantees. Striving towards this goal, recent efforts aim to advance the integration of 5G into Time-Sensitive Networking (TSN).…

Networking and Internet Architecture · Computer Science 2025-02-18 S. Egger , J. Gross , J. Sachs , G. P. Sharma , C. Becker , F. Dürr

In this paper, we consider a point-to-point wireless communication system. The source monitors a physical process and generates status update packets according to a Poisson process. The packets are transmitted to the destination by using…

Signal Processing · Electrical Eng. & Systems 2019-08-20 Rui Wang , Yifan Gu , He Chen , Yonghui Li , Branka Vucetic

Traffic and channel-data rate combined with the stream oriented methodology can provide a scheme for offering optimized and guaranteed QoS. In this work a stream oriented modeled scheme is proposed based on each node's self-scheduling…

Networking and Internet Architecture · Computer Science 2010-09-10 Constandinos X. Mavromoustakis

We consider a wireless broadcast network with a base station sending time-sensitive information to a number of clients through unreliable channels. The Age of Information (AoI), namely the amount of time that elapsed since the most recently…

Networking and Internet Architecture · Computer Science 2018-01-08 Igor Kadota , Abhishek Sinha , Elif Uysal-Biyikoglu , Rahul Singh , Eytan Modiano

Due to increased energy consumption and carbon emissions of the ICT industry, operators worldwide are focusing on reducing energy consumption of their networks from financial as well as corporate responsibility perspectives. The subject of…

Networking and Internet Architecture · Computer Science 2015-07-28 Adnan Aijaz , A. Hamid Aghvami

Reconfigurable Intelligent Surfaces (RISs) are recently attracting a wide interest due to their capability of tuning wireless propagation environments in order to increase the system performance of wireless networks. In this paper, a…

Information Theory · Computer Science 2020-04-21 Stefano Buzzi , Carmen D'Andrea , Alessio Zappone , Maria Fresia , Yong-Ping Zhang , Shulan Feng

Large language models (LLMs) are increasingly deployed under the Model-as-a-Service (MaaS) paradigm. To meet stringent quality-of-service (QoS) requirements, existing LLM serving systems disaggregate the prefill and decode phases of…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-11-20 Ao Xu , Han Zhao , Weihao Cui , Quan Chen , Yukang Chen , Shulai Zhang , Shuang Chen , Jiemin Jiang , Zhibin Yu , Minyi Guo

Consider a stream of status updates generated by a source, where each update is of one of two types: high priority or ordinary (low priority). These updates are to be transmitted through a network to a monitor. However, the transmission…

Information Theory · Computer Science 2019-10-16 Elie Najm , Rajai Nasser , Emre Telatar

The potential of Wi-Fi backscatter communications systems is immense, yet challenges such as signal instability and energy constraints impose performance limits. This paper introduces FlexScatter, a Wi-Fi backscatter system using a designed…

Networking and Internet Architecture · Computer Science 2025-03-10 Xin He , Jingwen Xie , Aohua Zhang , Weiwei Jiang , Yujun Zhu , Tad Matsumoto

The looming electromagnetic spectrum crisis -- due to the fact of the explosive growth in the increasing user data demand -- has encouraged the emergence of new wireless technologies. This paper surveys the state-of-the-art leading and…

Signal Processing · Electrical Eng. & Systems 2023-03-20 Victor Monzon Baeza , Rafael Arellano Garcia

Being capable of sensing and behavioral adaptation in line with their changing environments, cognitive cyber-physical systems (CCPSs) are the new form of applications in future wireless networks. With the advancement of the machine learning…

Systems and Control · Electrical Eng. & Systems 2021-01-08 Mehmet Özgün Demir , Ozan Alp Topal , Ali Emre Pusane , Guido Dartmann , Gerd Ascheid , Güneş Karabulut Kurt

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…

Networking and Internet Architecture · Computer Science 2019-01-01 Zhuojia Gu , Hancheng Lu , Daren Zhu , Yujiao Lu

We study federated learning (FL) at the wireless edge, where power-limited devices with local datasets collaboratively train a joint model with the help of a remote parameter server (PS). We assume that the devices are connected to the PS…

Information Theory · Computer Science 2020-05-11 Mohammad Mohammadi Amiri , Deniz Gunduz , Sanjeev R. Kulkarni , H. Vincent Poor

In this paper, we study how to collect fresh data in time-varying networks with power constrained users. We measure data freshness from the perspective of the central controller by using the metric Age of Information, namely the time…

Information Theory · Computer Science 2019-11-27 Haoyue Tang , Jintao Wang , Linqi Song , Jian Song

White-Fi refers to WiFi deployed in the TV white spaces. Unlike its ISM band counterparts, White-Fi must obey requirements that protect TV reception. As a result, optimization of citywide White-Fi networks faces the challenges of…

Networking and Internet Architecture · Computer Science 2018-09-20 Sneihil Gopal , Sanjit K. Kaul , Sumit Roy

This paper studies an edge intelligence-based IoT network in which a set of edge servers learn a shared model using federated learning (FL) based on the datasets uploaded from a multi-technology-supported IoT network. The data uploading…

Distributed, Parallel, and Cluster Computing · Computer Science 2020-12-01 Yong Xiao , Yingyu Li , Guangming Shi , H. Vincent Poor