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Introducing cooperative coded caching into small cell networks is a promising approach to reducing traffic loads. By encoding content via maximum distance separable (MDS) codes, coded fragments can be collectively cached at small-cell base…

Information Theory · Computer Science 2020-06-25 Xiongwei Wu , Jun Li , Ming Xiao , P. C. Ching , H. Vincent Poor

Deep learning models in large-scale machine learning systems are often continuously trained with enormous data from production environments. The sheer volume of streaming training data poses a significant challenge to real-time training…

Machine Learning · Computer Science 2021-04-28 Chaosheng Dong , Xiaojie Jin , Weihao Gao , Yijia Wang , Hongyi Zhang , Xiang Wu , Jianchao Yang , Xiaobing Liu

This paper investigates a joint beamforming and resource allocation problem in downlink reconfigurable intelligent surface (RIS)-assisted orthogonal frequency division multiplexing (OFDM) systems to minimize the average delay, where data…

Artificial Intelligence · Computer Science 2025-07-25 Yu Ma , Xiao Li , Chongtao Guo , Le Liang , Michail Matthaiou , Shi Jin

In this paper, we consider femtocell CR networks, where femto base stations (FBS) are deployed to greatly improve network coverage and capacity. We investigate the problem of generic data multicast in femtocell networks. We reformulate the…

Information Theory · Computer Science 2012-10-23 Donglin Hu , Shiwen Mao

Opportunistic computation offloading is an effective method to improve the computation performance of mobile-edge computing (MEC) networks under dynamic edge environment. In this paper, we consider a multi-user MEC network with time-varying…

Networking and Internet Architecture · Computer Science 2021-07-08 Suzhi Bi , Liang Huang , Hui Wang , Ying-Jun Angela Zhang

The importance of content delivery networks (CDN) continues to rise with the exponential increase in the generation and consumption of electronic media. In order to ensure a high quality of experience, CDNs often deploy cache servers that…

Networking and Internet Architecture · Computer Science 2020-05-26 Srujan Teja Thomdapu , Palash Katiyar , Ketan Rajawat

In-network caching is likely to become an integral part of various networked systems (e.g., 5G networks, LPWAN and IoT systems) in the near future. In this paper, we compare and contrast model-based and machine learning approaches for…

Networking and Internet Architecture · Computer Science 2020-04-16 Adita Kulkarni , Anand Seetharam

In this paper, we consider a multi-user mobile-edge computing (MEC) network with time-varying wireless channels and stochastic user task data arrivals in sequential time frames. In particular, we aim to design an online computation…

Networking and Internet Architecture · Computer Science 2021-02-08 Suzhi Bi , Liang Huang , Hui Wang , Ying-Jun Angela Zhang

Off-policy learning from multistep returns is crucial for sample-efficient reinforcement learning, particularly in the experience replay setting now commonly used with deep neural networks. Classically, off-policy estimation bias is…

Machine Learning · Computer Science 2021-12-24 Brett Daley , Christopher Amato

Both caching and interference alignment (IA) are promising techniques for future wireless networks. Nevertheless, most of existing works on cache-enabled IA wireless networks assume that the channel is invariant, which is unrealistic…

Networking and Internet Architecture · Computer Science 2017-06-29 Y. He , S. Hu

We propose two scheduling algorithms that seek to optimize the quality of scalably coded videos that have been stored at a video server before transmission.} The first scheduling algorithm is derived from a Markov Decision Process (MDP)…

Multimedia · Computer Science 2013-11-26 Chao Chen , Robert W. Heath , Alan C. Bovik , Gustavo de Veciana

In this paper a scheduling policy is presented which minimizes the average delay of the users. The scheduling scheme is investigated both by analysis and simulations carried out in the context of Orthogonal Frequency Division Multiplexing…

Information Theory · Computer Science 2011-11-09 Chan Zhou , Gerhard Wunder

Power grid load scheduling is a critical task that ensures the balance between electricity generation and consumption while minimizing operational costs and maintaining grid stability. Traditional optimization methods often struggle with…

Machine Learning · Computer Science 2024-10-24 Dongwen Luo

Low latency communication is one of the fundamental requirements for 5G wireless networks and beyond. In this paper, a novel approach for joint caching, user scheduling and resource allocation is proposed for minimizing the queuing latency…

Networking and Internet Architecture · Computer Science 2023-09-22 Tamoor-ul-Hassan Syed , Samarakoon Sumudu , Bennis Mehdi , Matti Latva-aho

Caching at the wireless edge can be used to keep up with the increasing demand for high-definition wireless video streaming. By prefetching popular content into memory at wireless access points or end-user devices, requests can be served…

Information Theory · Computer Science 2019-12-03 Parisa Hassanzadeh , Antonia M. Tulino , Jaime Llorca , Elza Erkip

Most results on coded caching focus on a static scenario, in which a fixed number of users synchronously place their requests from a content library, and the performance is measured in terms of the latency in satisfying all of these…

Information Theory · Computer Science 2018-08-16 Qianqian Yang , Mohammad Mohammadi Amiri , Deniz Gündüz

Edge caching can significantly improve the 5G networks' performance both in terms of delay and backhaul traffic. We use a reinforcement learning-based (RL-based) caching technique that can adapt to time-location-dependent popularity…

Networking and Internet Architecture · Computer Science 2022-11-28 Rasoul Nikbakht , Sarang Kahvazadeh , Josep Mangues-Bafalluy

We consider a multi-user video streaming service optimization problem over a time-varying and mutually interfering multi-cell wireless network. The key research challenge is to appropriately adapt each user's video streaming rate according…

Multimedia · Computer Science 2019-02-05 Kexin Tang , Nuowen Kan , Junni Zou , Xiao Fu , Mingyi Hong , Hongkai Xiong

This study investigates the use of reinforcement learning to guide a general purpose cache manager decisions. Cache managers directly impact the overall performance of computer systems. They govern decisions about which objects should be…

Machine Learning · Computer Science 2019-10-01 Sami Alabed

This paper presents a cross-layer approach for optimizing the delay performance of a multiuser diversity system with heterogeneous block-fading channels and a delay-sensitive bursty-traffic. We consider the downlink of a time-slotted…

Information Theory · Computer Science 2009-02-10 Jalil Seifali Harsini , Farshad Lahouti
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