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Content caching in wireless networks provides a substantial opportunity to trade off low cost memory storage with energy consumption, yet finding the optimal causal policy with low computational complexity remains a challenge. This paper…

信号处理 · 电气工程与系统科学 2020-01-22 Zhijie Chen , Hoshyar Mohammed , Wei Chen

In this paper, we propose an approximate dynamic programming (ADP) algorithm to solve a Markov decision process (MDP) formulation for the admission control of elective patients. To manage the elective patients from multiple specialties…

最优化与控制 · 数学 2021-03-10 Jian Zhang , Mahjoub Dridi , Abdellah El Moudni

Despite high reliability, modern power systems with growing renewable penetration face an increasing risk of cascading outages. Real-time cascade mitigation requires fast, complex operational decisions under uncertainty. In this work, we…

物理与社会 · 物理学 2025-06-11 Kai Zhou , Youbiao He , Chong Zhong , Yifu Wu

In millimeter wave (mmWave) vehicular communications, multi-hop relay disconnection by line-of-sight (LOS) blockage is a critical problem, especially in the early diffusion phase of mmWave-available vehicles, where not all the vehicles have…

网络与互联网体系结构 · 计算机科学 2019-03-25 Akihito Taya , Takayuki Nishio , Masahiro Morikura , Koji Yamamoto

In this paper, we propose a systematic solution to the problem of scheduling delay-sensitive media data for transmission over time-varying wireless channels. We first formulate the dynamic scheduling problem as a Markov decision process…

多媒体 · 计算机科学 2010-08-27 Fangwen Fu , Mihaela van der Schaar

Average-reward Markov decision processes (MDPs) provide a foundational framework for sequential decision-making under uncertainty. However, average-reward MDPs have remained largely unexplored in reinforcement learning (RL) settings, with…

机器学习 · 计算机科学 2025-08-29 Juan Sebastian Rojas , Chi-Guhn Lee

The time allocation problem in multi-function cognitive radar systems focuses on the trade-off between scanning for newly emerging targets and tracking the previously detected targets. We formulate this as a multi-objective optimization…

机器学习 · 计算机科学 2025-06-27 Ziyang Lu , Subodh Kalia , M. Cenk Gursoy , Chilukuri K. Mohan , Pramod K. Varshney

This paper considers random access in deadline-constrained broadcasting with frame-synchronized traffic. To enhance the maximum achievable timely delivery ratio (TDR), we define a dynamic control scheme that allows each active node to…

系统与控制 · 电气工程与系统科学 2021-08-09 Aoyu Gong , Lei Deng , Fang Liu , Yijin Zhang

Platooning is considered one of the most representative 5G use cases. Due to the small spacing within the platoon, the platoon needs more reliable transmission to guarantee driving safety while improving fuel and driving efficiency.…

网络与互联网体系结构 · 计算机科学 2020-03-26 Xiongfeng Guo , Tianhao Wu , Lin Zhang

This paper proposes a comprehensive hierarchical control framework for autonomous decision-making arising in robotics and autonomous systems. In a typical hierarchical control architecture, high-level decision making is often characterised…

系统与控制 · 电气工程与系统科学 2024-09-21 Xue-Fang Wang , Jingjing Jiang , Wen-Hua Chen

This paper studies the multi-agent resource allocation problem in vehicular networks using non-orthogonal multiple access (NOMA) and network slicing. To ensure heterogeneous service requirements for different vehicles, we propose a network…

网络与互联网体系结构 · 计算机科学 2022-01-28 Zoubeir Mlika , Soumaya Cherkaoui

We consider a reinforcement learning (RL) setting in which the agent interacts with a sequence of episodic MDPs. At the start of each episode the agent has access to some side-information or context that determines the dynamics of the MDP…

机器学习 · 统计学 2019-10-24 Aditya Modi , Nan Jiang , Satinder Singh , Ambuj Tewari

Interference continues to be a key limiting factor in cellular radio access network (RAN) deployments. Effective, data-driven, self-adapting radio resource management (RRM) solutions are essential for tackling interference, and thus…

信号处理 · 电气工程与系统科学 2022-04-22 Mahdi Eskandari , Shipra Kapoor , Keith Briggs , Arman Shojaeifard , Huiling Zhu , Alain Mourad

MmWaves have been envisioned as a promising direction to provide Gbps wireless access. However, they are susceptible to high path losses and blockages, which directional antennas can only partially mitigate. That makes mmWave networks…

网络与互联网体系结构 · 计算机科学 2024-04-24 Bibo Zhang , Ilario Filippini

Modern vehicles increasingly rely on advanced driver-assistance systems (ADAS), with radars playing a key role due to their cost-effectiveness and reliable performance. However, the growing number of radars operating in the same spectrum…

网络与互联网体系结构 · 计算机科学 2026-03-06 Alessandro Bazzi , Francesco Miccoli , Fabrizio Cuccoli , Luca Facheris , Vincent Martinez

In this paper, we tackle the task of adaptive time allocation in integrated sensing and communication systems equipped with radar and communication units. The dual-functional radar-communication system's task involves allocating dwell times…

机器学习 · 计算机科学 2025-06-27 Ziyang Lu , M. Cenk Gursoy , Chilukuri K. Mohan , Pramod K. Varshney

The online Markov decision process (MDP) is a generalization of the classical Markov decision process that incorporates changing reward functions. In this paper, we propose practical online MDP algorithms with policy iteration and…

机器学习 · 计算机科学 2015-10-16 Yao Ma , Hao Zhang , Masashi Sugiyama

In cognitive radio (CR) networks, there are scenarios where the secondary (lower priority) users intend to communicate with each other by opportunistically utilizing the transmit spectrum originally allocated to the existing primary (higher…

信息论 · 计算机科学 2009-11-13 Rui Zhang , Ying Chang Liang

This paper presents a scalable and fault-tolerant framework for unmanned aerial vehicle (UAV) mission management in complex and uncertain environments. The proposed approach addresses the computational bottleneck inherent in solving…

机器人学 · 计算机科学 2025-12-02 Md Muzakkir Quamar , Ali Nasir , Sami ELFerik

This letter introduces a novel framework to optimize the power allocation for users in a Rate Splitting Multiple Access (RSMA) network. In the network, messages intended for users are split into different parts that are a single common part…

信息论 · 计算机科学 2021-10-06 Nguyen Quang Hieu , Dinh Thai Hoang , Dusit Niyato , Dong In Kim