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The recent advancements in cloud services, Internet of Things (IoT) and Cellular networks have made cloud computing an attractive option for intelligent traffic signal control (ITSC). Such a method significantly reduces the cost of cables,…

Signal Processing · Electrical Eng. & Systems 2020-03-09 Rusheng Zhang , Xinze Zhou , Ozan K. Tonguz

Perfect channel state information (CSI) is usually required when considering relay selection and power allocation in cooperative communication. However, it is difficult to get an accurate CSI in practical situations. In this letter, we…

Information Theory · Computer Science 2021-03-16 Yuanzhe Geng , Erwu Liu , Rui Wang , Yiming Liu , Jie Wang , Gang Shen , Zhao Dong

The surge in Internet of Things (IoT) devices and data generation highlights the limitations of traditional cloud computing in meeting demands for immediacy, Quality of Service, and location-aware services. Fog computing emerges as a…

Cryptography and Security · Computer Science 2024-08-06 Amir Pakmehr

Despite the numerous applications and success of deep reinforcement learning in many control tasks, it still suffers from many crucial problems and limitations, including temporal credit assignment with sparse reward, absence of effective…

Neural and Evolutionary Computing · Computer Science 2022-09-20 Marzieh Sadat Esmaeeli , Hamed Malek

This research proposes a new integrated framework for identifying safe landing locations and planning in-flight divert maneuvers. The state-of-the-art algorithms for landing zone selection utilize local terrain features such as slopes and…

Robotics · Computer Science 2021-02-25 Keidai Iiyama , Kento Tomita , Bhavi A. Jagatia , Tatsuwaki Nakagawa , Koki Ho

Ultra-dense edge computing (UDEC) has great potential, especially in the 5G era, but it still faces challenges in its current solutions, such as the lack of: i) efficient utilization of multiple 5G resources (e.g., computation,…

Networking and Internet Architecture · Computer Science 2020-09-23 Shuai Yu , Xu Chen , Zhi Zhou , Xiaowen Gong , Di Wu

In the last decade, Reinforcement Learning (RL) has achieved remarkable success in the control and decision-making of complex dynamical systems. However, most RL algorithms rely on the Markov Decision Process assumption, which is violated…

Machine Learning · Statistics 2026-02-03 Armando Alves Neto

In this paper, relay selection is considered to enhance security of a cooperative system with multiple threshold-selection decode-and-forward (DF) relays. Threshold-selection DF relays are the relays in which a predefined signal-to-noise…

Signal Processing · Electrical Eng. & Systems 2018-03-05 C. Kundu , T. M. N. Ngatched , O. A. Dobre

Radio Frequency Energy Harvesting (RF-EH) networks are key enablers of massive Internet-of-things by providing controllable and long-distance energy transfer to energy-limited devices. Relays, helping either energy or information transfer,…

Machine Learning · Computer Science 2024-02-07 Aysun Gurur Onalan , Berkay Kopru , Sinem Coleri

This paper investigates the secure communication in a two-hop cooperative wireless network, where a buffer-aided relay is utilized to forward data from the source to destination, and a passive eavesdropper attempts to intercept data…

Information Theory · Computer Science 2018-02-20 Ji He , Jia Liu , Yulong Shen , Xiaohong Jiang

In this paper, we for the first time investigate the random access problem for a delay-constrained heterogeneous wireless network. We begin with a simple two-device problem where two devices deliver delay-constrained traffic to an access…

Networking and Internet Architecture · Computer Science 2022-05-05 Lei Deng , Danzhou Wu , Zilong Liu , Yijin Zhang , Yunghsiang S. Han

Despite technological advancements, the significance of interdisciplinary subjects like complex networks has grown. Exploring communication within these networks is crucial, with traffic becoming a key concern due to the expanding…

Networking and Internet Architecture · Computer Science 2024-01-02 Seyed Hassan Yajadda , Farshad Safaei

Real-time reinforcement learning (RL) introduces several challenges. First, policies are constrained to a fixed number of actions per second due to hardware limitations. Second, the environment may change while the network is still…

Machine Learning · Computer Science 2025-04-01 Ivan Anokhin , Rishav Rishav , Matthew Riemer , Stephen Chung , Irina Rish , Samira Ebrahimi Kahou

When the agent's observations or interactions are delayed, classic reinforcement learning tools usually fail. In this paper, we propose a simple yet new and efficient solution to this problem. We assume that, in the undelayed environment,…

Machine Learning · Computer Science 2022-05-12 Pierre Liotet , Davide Maran , Lorenzo Bisi , Marcello Restelli

Internet-of-Things (IoT) is featured with low-power communications among a massive number of ubiquitously-deployed and energy-constrained electronics, e.g., sensors and actuators. To cope with the demand, wireless-powered cooperative…

Information Theory · Computer Science 2021-02-03 Xiao Lu , Dusit Niyato , Hai Jiang , Ekram Hossain , Ping Wang

This work proposes an analytical framework to study how relay selection strategies perform in half- and full-duplex deployments by combining renewal theory and stochastic geometry. Specifically, we assume that the network nodes -- operating…

Information Theory · Computer Science 2017-01-31 Carlos H. M. de Lima , Hirley Alves , Pedro. H. J. Nardelli , Matti Latva-aho

In this paper, we present a relay-selection strategy for multi-way cooperative multi-antenna systems that are aided by a central processor node, where a cluster formed by two users is selected to simultaneously transmit to each other with…

Information Theory · Computer Science 2019-07-17 F. L. Duarte , R. C. de Lamare

Mobile networks are experiencing tremendous increase in data volume and user density. An efficient technique to alleviate this issue is to bring the data closer to the users by exploiting the caches of edge network nodes, such as fixed or…

Networking and Internet Architecture · Computer Science 2021-05-18 Nikolaos Nomikos , Spyros Zoupanos , Themistoklis Charalambous , Ioannis Krikidis , Athina Petropulu

The transport capacity of a communication network can be characterized by the transition from a free-flow state to a congested state. Here, we propose a dynamic routing strategy in complex networks based on hierarchical bypass selections.…

Multiagent Systems · Computer Science 2022-07-05 Shiyuan Hu , Shihan Xiao

Reinforcement learning typically assumes that the state update from the previous actions happens instantaneously, and thus can be used for making future decisions. However, this may not always be true. When the state update is not…

Machine Learning · Computer Science 2021-02-23 Mridul Agarwal , Vaneet Aggarwal