English
Related papers

Related papers: Diffusion Model-based Reinforcement Learning for V…

200 papers

Reinforcement learning has been proven to be highly effective in handling complex control tasks. Traditional methods typically use unimodal distributions, such as Gaussian distributions, to model the output of value distributions. However,…

Machine Learning · Computer Science 2025-07-14 Tong Liu , Yinuo Wang , Xujie Song , Wenjun Zou , Liangfa Chen , Likun Wang , Bin Shuai , Jingliang Duan , Shengbo Eben Li

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

Many emerging Internet of Things (IoT) applications rely on information collected by sensor nodes where the freshness of information is an important criterion. \textit{Age of Information} (AoI) is a metric that quantifies information…

While the notion of age of information (AoI) has recently been proposed for analyzing ultra-reliable low-latency communications (URLLC), most of the existing works have focused on the average AoI measure. Designing a wireless network based…

Networking and Internet Architecture · Computer Science 2019-12-24 Mohamed K. Abdel-Aziz , Sumudu Samarakoon , Chen-Feng Liu , Mehdi Bennis , Walid Saad

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

Status update systems require the timely collection of sensing information for which deploying multiple sensors/servers to obtain diversity gains is considered as a promising solution. In this work, we construct an absorbing Markov chain…

Information Theory · Computer Science 2025-09-30 Yifan Feng , Nail Akar , Zhengchuan Chen , Mehul Motani

Timely and efficient dissemination of service information is critical in compute-first networking systems, where user requests arrive dynamically and computing resources are constrained. In such systems, the access point (AP) plays a key…

Networking and Internet Architecture · Computer Science 2025-05-12 Jianpeng Qi , Chao Liu , Chengxiang Xu , Rui Wang , Junyu Dong , Yanwei Yu

We introduce D2AC, a new model-free reinforcement learning (RL) algorithm designed to train expressive diffusion policies online effectively. At its core is a policy improvement objective that avoids the high variance of typical policy…

Machine Learning · Computer Science 2026-05-25 Lunjun Zhang , Shuo Han , Hanrui Lyu , Bradly C Stadie

Unmanned aerial vehicles (UAVs) equipped with integrated sensing and communication (ISAC) capabilities are envisioned to play a pivotal role in future wireless networks due to their enhanced flexibility and efficiency. However, jointly…

Signal Processing · Electrical Eng. & Systems 2025-07-22 Yu Bai , Yifan Zhang , Boxuan Xie , Zheng Chang , Yanru Zhang , Riku Jantti , Zhu Han

With the rapid development of low-altitude wireless networking, autonomous aerial vehicles (AAVs) have emerged as critical enablers for timely and reliable data delivery, particularly in remote or underserved areas. In this context, the age…

Networking and Internet Architecture · Computer Science 2025-09-03 Zifan Lang , Guixia Liu , Jiahui Li , Geng Sun , Zemin Sun , Jiacheng Wang , Dusit Niyato , Victor C. M. Leung

Age-of-Information (AoI) is a performance metric for scheduling systems that measures the freshness of the data available at the intended destination. AoI is formally defined as the time elapsed since the destination received the recent…

Systems and Control · Electrical Eng. & Systems 2021-01-20 Archiki Prasad , Vishal Jain , Sharayu Moharir

Age-of-Information (AoI) is a recently introduced metric for network operation with sensor applications which quantifies the freshness of data. In the context of networked control systems (NCSs), we compare the worth of the AoI metric with…

Information Theory · Computer Science 2019-03-14 Onur Ayan , Mikhail Vilgelm , Markus Klügel , Sandra Hirche , Wolfgang Kellerer

Generative models such as Generative Adversarial Networks (GANs) and Variational Auto-Encoders (VAEs) are widely utilized to model the generative process of user interactions. However, these generative models suffer from intrinsic…

Information Retrieval · Computer Science 2025-06-26 Wenjie Wang , Yiyan Xu , Fuli Feng , Xinyu Lin , Xiangnan He , Tat-Seng Chua

In a typical Internet of Things (IoT) application where a central controller collects status updates from multiple terminals, e.g., sensors and monitors, through a wireless multiaccess uplink, an important problem is how to attain timely…

Information Theory · Computer Science 2018-01-15 Zhiyuan Jiang , Bhaskar Krishnamachari , Xi Zheng , Sheng Zhou , Zhisheng Niu

Age of information (AoI), defined as the time elapsed since the last received update was generated, is a newly proposed metric to measure the timeliness of information updates in a network. We consider AoI minimization problem for a network…

Information Theory · Computer Science 2018-03-20 Rajat Talak , Sertac Karaman , Eytan Modiano

Taking inspiration from linguistics, the communications theoretical community has recently shown a significant recent interest in pragmatic , or goal-oriented, communication. In this paper, we tackle the problem of pragmatic communication…

Networking and Internet Architecture · Computer Science 2023-06-07 Josefine Holm , Federico Chiariotti , Anders E. Kalør , Beatriz Soret , Torben Bach Pedersen , Petar Popovski

In this paper, we focus on a wireless-powered sensor network coordinated by a multi-antenna access point (AP). Each node can generate sensing information and report the latest information to the AP using the energy harvested from the AP's…

Systems and Control · Electrical Eng. & Systems 2022-12-29 Shimin Gong , Leiyang Cui , Bo Gu , Bin Lyu , Dinh Thai Hoang , Dusit Niyato

Age of Information (AoI) measures the freshness of the information at a remote location. AoI reflects the time that is elapsed since the generation of the packet by a transmitter. In this paper, we consider a remote monitoring problem…

Networking and Internet Architecture · Computer Science 2019-05-14 Anis Elgabli , Hamza Khan , Mounssif Krouka , Mehdi Bennis

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

Emerging 802.11p vehicle-to-vehicle (V2V) networks rely on periodic Basic Safety Messages (BSMs) to disseminate time-sensitive safety-critical information, such as vehicle position, speed, and heading -- that enables several safety…

Networking and Internet Architecture · Computer Science 2020-12-14 Biplav Choudhury , Vijay K. Shah , Avik Dayal , Jeffrey H. Reed