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Inefficient traffic signal control methods may cause numerous problems, such as traffic congestion and waste of energy. Reinforcement learning (RL) is a trending data-driven approach for adaptive traffic signal control in complex urban…

Signal Processing · Electrical Eng. & Systems 2021-07-14 Zhenning Li , Chengzhong Xu , Guohui Zhang

Subset selection is central to many wireless communication problems, including link scheduling, power allocation, and spectrum management. However, these problems are often NP-complete, because of which heuristic algorithms applied to solve…

Signal Processing · Electrical Eng. & Systems 2025-03-06 Xiangliu Tu , Chiranjib Saha , Harpreet S. Dhillon

In this paper, we propose an autonomous UAV path planning framework using deep reinforcement learning approach. The objective is to employ a self-trained UAV as a flying mobile unit to reach spatially distributed moving or static targets in…

Robotics · Computer Science 2020-03-25 Omar Bouhamed , Hakim Ghazzai , Hichem Besbes , Yehia Massoud

This paper investigates a futuristic spectrum sharing paradigm for heterogeneous wireless networks with imperfect channels. In the heterogeneous networks, multiple wireless networks adopt different medium access control (MAC) protocols to…

Networking and Internet Architecture · Computer Science 2020-03-26 Yiding Yu , Soung Chang Liew , Taotao Wang

Deep reinforcement learning for high dimensional, hierarchical control tasks usually requires the use of complex neural networks as functional approximators, which can lead to inefficiency, instability and even divergence in the training…

Machine Learning · Computer Science 2019-11-26 Yuguang Yang

Optimization methodologies for training large-scale neural architectures often rely on uniform gradient propagation mechanisms that fail to align with hierarchical linguistic structures, limiting their capacity to generalize across diverse…

Computation and Language · Computer Science 2025-03-26 Daphne Quillington , Kingsley Fairbrother , Xavier Tattershall , Irin Kabakum

Cell-free network is considered as a promising architecture for satisfying more demands of future wireless networks, where distributed access points coordinate with an edge cloud processor to jointly provide service to a smaller number of…

Information Theory · Computer Science 2021-02-08 Weilai Li , Wanli Ni , Hui Tian , Meihui Hua

This letter investigates the reconfigurable intelligent surface (RIS)-assisted multiple-input single-output (MISO) wireless system, where both half-duplex (HD) and full-duplex (FD) operating modes are considered together, for the first time…

Signal Processing · Electrical Eng. & Systems 2021-10-12 Alice Faisal , Ibrahim Al-Nahhal , Octavia A. Dobre , Telex M. N. Ngatched

Deep Reinforcement Learning is gaining increasing attention thanks to its capability to learn complex policies in high-dimensional settings. Recent advancements utilize a dual-network architecture to learn optimal policies through the…

Machine Learning · Computer Science 2025-10-14 Alberto Sinigaglia , Niccolò Turcato , Ruggero Carli , Gian Antonio Susto

In this paper, we consider a wireless cooperative network with an energy harvesting relay which is powered by the energy harvested from ambient RF waves, such as that of a data packet. At any given time, the relay operates either in the…

Networking and Internet Architecture · Computer Science 2017-06-06 Masoumeh Moradian , Farid Ashtiani , Ying Jun Zhang

In this paper, we propose a novel joint deep reinforcement learning (DRL)-based solution to optimize the utility of an uncrewed aerial vehicle (UAV)-assisted communication network. To maximize the number of users served within the…

Networking and Internet Architecture · Computer Science 2025-01-03 Xuli Cai , Poonam Lohan , Burak Kantarci

In this paper, we address the problem of optimal relay placement in a cellular network assuming network densification, with the aim of maximizing cell capacity. In our model, a fraction of radio resources is dedicated to the base-station…

Networking and Internet Architecture · Computer Science 2013-07-17 Jean-Marc Kelif , Marceau Coupechoux , Marc Sigelle

We consider distributed optimization under communication constraints for training deep learning models. We propose a new algorithm, whose parameter updates rely on two forces: a regular gradient step, and a corrective direction dictated by…

Machine Learning · Computer Science 2022-04-29 Yunfei Teng , Wenbo Gao , Francois Chalus , Anna Choromanska , Donald Goldfarb , Adrian Weller

For robotic vehicles to navigate robustly and safely in unseen environments, it is crucial to decide the most suitable navigation policy. However, most existing deep reinforcement learning based navigation policies are trained with a…

Robotics · Computer Science 2023-10-31 Kyowoon Lee , Seongun Kim , Jaesik Choi

Mobile edge computing (MEC) emerges recently as a promising solution to relieve resource-limited mobile devices from computation-intensive tasks, which enables devices to offload workloads to nearby MEC servers and improve the quality of…

Machine Learning · Computer Science 2020-10-20 Zhao Chen , Xiaodong Wang

In wireless networks, many problems can be formulated as subset selection problems where the goal is to select a subset from the ground set with the objective of maximizing some objective function. These problems are typically NP-hard and…

Information Theory · Computer Science 2019-05-03 Chiranjib Saha , Harpreet S. Dhillon

The fog radio access network (F-RAN) is a promising technology in which the user mobile devices (MDs) can offload computation tasks to the nearby fog access points (F-APs). Due to the limited resource of F-APs, it is important to design an…

Machine Learning · Computer Science 2022-06-14 Lingling Zhang , Yanxiang Jiang , Fu-Chun Zheng , Mehdi Bennis , Xiaohu You

User-to-network relaying enabled via Device-to-Device communications (D2D) is a promising technique for improving the performance of cellular networks. Since in practice relays are in mobility, a dynamic relay selection scheme is…

Information Theory · Computer Science 2020-10-26 Rita Ibrahim , Mohamad Assaad , Berna Sayrac

Due to the highly dynamic changes in wireless network topologies, efficiently obtaining network status information and flexibly forwarding data to improve communication quality of service are important challenges. This article introduces an…

Networking and Internet Architecture · Computer Science 2023-05-19 Jinqiang Li , Miao Ye , Linqiang Huang , Xiaofang Deng , Hongbing Qiu , Yong Wang

Millimeter-wave (mmWave) base station can offer abundant high capacity channel resources toward connected vehicles so that quality-of-service (QoS) of them in terms of downlink throughput can be highly improved. The mmWave base station can…

Signal Processing · Electrical Eng. & Systems 2020-01-09 Dohyun Kwon , Joongheon Kim