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Related papers: Average AoI Minimization for Energy Harvesting Rel…

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An energy harvesting sensor that is sending status updates to a destination through an erasure channel is considered, in which transmissions are prone to being erased with some probability $q$, independently from other transmissions. The…

Information Theory · Computer Science 2018-11-13 Ahmed Arafa , Jing Yang , Sennur Ulukus , H. Vincent Poor

Age of information (AoI) is a performance metric that captures the freshness of status updates. While AoI has been studied thoroughly for point-to-point links, the impact of modern random-access protocols on this metric is still unclear. In…

Information Theory · Computer Science 2021-12-03 Khac-Hoang Ngo , Giuseppe Durisi , Alexandre Graell i Amat

The optimal dispatch of energy storage systems (ESSs) presents formidable challenges due to the uncertainty introduced by fluctuations in dynamic prices, demand consumption, and renewable-based energy generation. By exploiting the…

Systems and Control · Electrical Eng. & Systems 2023-07-27 Shengren Hou , Edgar Mauricio Salazar Duque , Peter Palensky , Pedro P. Vergara

A two-hop energy harvesting communication network is considered, in which measurement updates are transmitted by a source to a destination through an intermediate relay. Updates are to be sent in a timely fashion that minimizes the age of…

Information Theory · Computer Science 2019-06-18 Ahmed Arafa , Sennur Ulukus

Deep Reinforcement Learning (DRL) has emerged as an efficient approach to resource allocation due to its strong capability in handling complex decision-making tasks. However, only limited research has explored the training of DRL models…

Machine Learning · Computer Science 2025-09-23 Aohan Li , Miyu Tsuzuki

In this paper, we investigate the problem of age of information (AoI)-aware radio resource management for expected long-term performance optimization in a Manhattan grid vehicle-to-vehicle network. With the observation of global network…

Artificial Intelligence · Computer Science 2019-11-18 Xianfu Chen , Celimuge Wu , Tao Chen , Honggang Zhang , Zhi Liu , Yan Zhang , Mehdi Bennis

Consider an energy harvesting sensor continuously monitors a system and sends time-stamped status update to a destination. The destination keeps track of the system status through the received updates. Under the energy causality constraint…

Networking and Internet Architecture · Computer Science 2018-03-12 Songtao Feng , Jing Yang

This paper focuses on optimizing the long-term average age of information (AoI) in device-to-device (D2D) networks through age-aware link scheduling. The problem is naturally formulated as a Markov decision process (MDP). However, finding…

Signal Processing · Electrical Eng. & Systems 2024-11-04 Lixin Wang , Qian Wang , He Chen , Shidong Zhou

Data collected and transmitted by Internet of things (IoT) devices are typically used for control and monitoring purposes; and hence, their timely delivery is of utmost importance for the underlying applications. However, IoT devices…

Information Theory · Computer Science 2020-04-24 Elvina Gindullina , Leonardo Badia , Deniz Gündüz

We summarize recent contributions in the broad area of age of information (AoI). In particular, we describe the current state of the art in the design and optimization of low-latency cyberphysical systems and applications in which sources…

Information Theory · Computer Science 2020-07-20 Roy D. Yates , Yin Sun , D. Richard Brown , Sanjit K. Kaul , Eytan Modiano , Sennur Ulukus

Millions of sensors, cameras, meters, and other edge devices are deployed in networks to collect and analyse data. In many cases, such devices are powered only by Energy Harvesting(EH) and have limited energy available to analyse acquired…

Networking and Internet Architecture · Computer Science 2022-05-31 Jernej Hribar , Ryoichi Shinkuma , George Iosifidis , Ivana Dusparic

Age of Information (AoI) is a crucial metric for quantifying information freshness in real-time systems where the sampling rate of data packets is time-varying. Evaluating AoI under such conditions is challenging, as system states become…

Information Theory · Computer Science 2025-07-08 Jin Xu , Weiqi Wang , Natarajan Gautam

Considering grant-free transmissions in low-power IoT networks with unknown time-frequency distribution of interference, we address the problem of Dynamic Resource Configuration (DRC), which amounts to a Markov decision process.…

Information Theory · Computer Science 2021-06-08 Yang Huang , Caiyong Hao , Yijie Mao , Fuhui Zhou

As augmented and virtual reality evolve, achieving seamless synchronization between physical and digital realms remains a critical challenge, especially for real-time applications where delays affect the user experience. This paper presents…

Networking and Internet Architecture · Computer Science 2025-10-30 Elif Ebru Ohri , Qi Liao , Anastasios Giovanidis , Francesca Fossati , Nour-El-Houda Yellas

We consider status updating under inexact knowledge of the battery level of an energy harvesting (EH) sensor that sends status updates about a random process to users via a cache-enabled edge node. More precisely, the control decisions are…

Systems and Control · Electrical Eng. & Systems 2022-04-13 Mohammad Hatami , Markus Leinonen , Marian Codreanu

In this paper, we investigate the impact of channel probing and reservation on the Age of Information (AoI) in energy-harvesting (EH) random access networks, where each source relies solely on harvested energy for status updating. To…

Networking and Internet Architecture · Computer Science 2026-04-29 Ziyi Li , Fangming Zhao , Howard H. Yang

Device-to-device (D2D) links scheduling for avoiding excessive interference is critical to the success of wireless D2D communications. Most of the traditional scheduling schemes only consider the maximum throughput or fairness of the system…

Information Theory · Computer Science 2022-02-08 Ling Luo , Zhenyu Liu , Zhiyong Chen , Min Hua , Wenqing Li , Bin Xia

Vehicle-to-Infrastructure (V2I) communication is becoming critical for the enhanced reliability of autonomous vehicles (AVs). However, the uncertainties in the road-traffic and AVs' wireless connections can severely impair timely…

Machine Learning · Computer Science 2022-08-05 Zijiang Yan , Hina Tabassum

In the emerging fifth generation (5G) technology, communication nodes are expected to support two crucial classes of information traffic, namely, the enhanced mobile broadband (eMBB) traffic with high data rate requirements, and…

Information Theory · Computer Science 2019-11-19 Rajshekhar Vishweshwar Bhat , Rahul Vaze , Mehul Motani

In the realm of emerging real-time networked applications such as cyber-physical systems (CPS), the Age of Information (AoI) has emerged as a pivotal metric for evaluating timeliness. To meet the high computational demands, such as those in…

Machine Learning · Computer Science 2026-01-05 Lyudong Jin , Ming Tang , Jiayu Pan , Meng Zhang , Hao Wang