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In this paper, we consider power allocation and antenna activation of cell-free massive multiple-input multiple-output (CFmMIMO) systems. We first derive closed-form expressions for the system spectral efficiency (SE) and energy efficiency…

Signal Processing · Electrical Eng. & Systems 2026-04-13 Phuong Nam Tran , Nhan Thanh Nguyen , Hien Quoc Ngo , Markku Juntti

Modern communication networks have become very complicated and highly dynamic, which makes them hard to model, predict and control. In this paper, we develop a novel experience-driven approach that can learn to well control a communication…

Networking and Internet Architecture · Computer Science 2018-01-18 Zhiyuan Xu , Jian Tang , Jingsong Meng , Weiyi Zhang , Yanzhi Wang , Chi Harold Liu , Dejun Yang

Deep reinforcement learning (DRL) is a booming area of artificial intelligence. Many practical applications of DRL naturally involve more than one collaborative learners, making it important to study DRL in a multi-agent context. Previous…

Machine Learning · Computer Science 2019-10-22 Gang Chen

6G industrial in-X subnetworks are expected to support highly time-critical alarm reporting in large-scale environments characterized by mobility, bursty event-driven traffic, and limited radio resources. In such settings, conventional…

Systems and Control · Electrical Eng. & Systems 2026-05-08 Samira Abdelrahman , Hossam Farag , Gilberto Berardinelli

The open and broadcast nature of wireless communication systems, while enabling ubiquitous connectivity, also exposes them to jamming attacks that may critically compromise network performance or disrupt service availability. The…

Networking and Internet Architecture · Computer Science 2025-12-10 Ngoc-Tan Nguyen , Thi-Thu Hoang , Trung-Dung Hoang , Thai-Duong Nguyen

The Open Radio Access Network (Open RAN) paradigm, and its reference architecture proposed by the O-RAN Alliance, is paving the way toward open, interoperable, observable and truly intelligent cellular networks. Crucial to this evolution is…

Networking and Internet Architecture · Computer Science 2025-10-08 Raoul Raftopoulos , Salvatore D'Oro , Tommaso Melodia , Giovanni Schembra

Communication is an important factor for the big multi-agent world to stay organized and productive. Recently, the AI community has applied the Deep Reinforcement Learning (DRL) to learn the communication strategy and the control policy for…

Multiagent Systems · Computer Science 2019-03-14 Hangyu Mao , Zhibo Gong , Zhengchao Zhang , Zhen Xiao , Yan Ni

Transmission interface power flow adjustment is a critical measure to ensure the security and economy operation of power systems. However, conventional model-based adjustment schemes are limited by the increasing variations and…

Systems and Control · Electrical Eng. & Systems 2024-05-28 Shunyu Liu , Wei Luo , Yanzhen Zhou , Kaixuan Chen , Quan Zhang , Huating Xu , Qinglai Guo , Mingli Song

Upcoming Augmented Reality (AR) and Virtual Reality (VR) systems require high data rates ($\geq$ 500 Mbps) and low power consumption for seamless experience. With an increasing number of subscribing users, the total number of antennas…

Signal Processing · Electrical Eng. & Systems 2025-01-22 Muhammad Ahmed Mohsin , Sagnik Bhattacharya , Kamyar Rajabalifardi , Rohan Pote , John M. Cioffi

We consider the problem of joint channel assignment and power allocation in underlaid cellular vehicular-to-everything (C-V2X) systems where multiple vehicle-to-network (V2N) uplinks share the time-frequency resources with multiple…

Signal Processing · Electrical Eng. & Systems 2022-06-22 Hung V. Vu , Mohammad Farzanullah , Zheyu Liu , Duy H. N. Nguyen , Robert Morawski , Tho Le-Ngoc

Wireless support of virtual reality (VR) has challenges when a network has multiple users, particularly for 3D VR gaming, digital AI avatars, and remote team collaboration. This work addresses these challenges through investigation of the…

Networking and Internet Architecture · Computer Science 2025-07-28 Muhammad Ahmed Mohsin , Sagnik Bhattacharya , Abhiram Gorle , Muhammad Ali Jamshed , John M. Cioffi

As emerging networks such as Open Radio Access Networks (O-RAN) and 5G continue to grow, the demand for various services with different requirements is increasing. Network slicing has emerged as a potential solution to address the different…

Distributed, Parallel, and Cluster Computing · Computer Science 2023-06-19 Fatemeh Lotfi , Fatemeh Afghah , Jonathan Ashdown

We consider a multicast scheme recently proposed for a wireless downlink in [1]. It was shown earlier that power control can significantly improve its performance. However for this system, obtaining optimal power control is intractable…

Networking and Internet Architecture · Computer Science 2019-10-25 Ramkumar Raghu , Pratheek Upadhyaya , Mahadesh Panju , Vaneet Aggarwal , Vinod Sharma

Efficient spectrum allocation has become crucial as the surge in wireless-connected devices demands seamless support for more users and applications, a trend expected to grow with 6G. Innovations in satellite technologies such as SpaceX's…

Signal Processing · Electrical Eng. & Systems 2025-01-17 Muhammad Ahmed Mohsin , Hassan Rizwan , Muhammad Umer , Sagnik Bhattacharya , Ahsan Bilal , John M. Cioffi

Cellular-based networks are expected to offer connectivity for massive Internet of Things (mIoT) systems. However, their Random Access CHannel (RACH) procedure suffers from unreliability, due to the collision from the simultaneous massive…

Networking and Internet Architecture · Computer Science 2020-05-05 Nan Jiang , Yansha Deng , Arumugam Nallanathan , Jinghong Yuan

We present a novel algorithm (DeepMNavigate) for global multi-agent navigation in dense scenarios using deep reinforcement learning (DRL). Our approach uses local and global information for each robot from motion information maps. We use a…

Multiagent Systems · Computer Science 2020-07-30 Qingyang Tan , Tingxiang Fan , Jia Pan , Dinesh Manocha

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

Deep Reinforcement Learning (DRL) is a key machine learning technology driving progress across various scientific and engineering fields, including wireless communication. However, its limited interpretability and generalizability remain…

Machine Learning · Computer Science 2025-07-31 Atefeh Termehchi , Ekram Hossain , Isaac Woungang

In this paper, we propose a network scenario where the baseband processes of the virtual small cells powered solely by energy harvesters and batteries can be opportunistically executed in a grid-connected edge computing server, co-located…

Systems and Control · Electrical Eng. & Systems 2019-06-14 Dagnachew Azene T. , Marco Miozzo , Paolo Dini

This article investigates the adaptive resource allocation scheme for digital twin (DT) synchronization optimization over dynamic wireless networks. In our considered model, a base station (BS) continuously collects factory physical object…

Networking and Internet Architecture · Computer Science 2025-02-25 Haonan Tong , Mingzhe Chen , Jun Zhao , Ye Hu , Zhaohui Yang , Yuchen Liu , Changchuan Yin