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Video transmission over the backhaul link in cloud-edge collaborative networks usually suffers security risks, which is ignored in most of the existing studies. The characteristics that video service can flexibly adjust the encoding rates…

多媒体 · 计算机科学 2021-11-03 Tantan Zhao , Lijun He , Xinyu Huang , Fan Li

In this paper, we employ deep reinforcement learning to develop a novel radio resource allocation and packet scheduling scheme for different Quality of Service (QoS) requirements applicable to LTEadvanced and 5G networks. In addition,…

信号处理 · 电气工程与系统科学 2020-08-18 Mahdi Nouri Boroujerdi , Mohammad Akbari , Roghayeh Joda , Mohammad Ali Maddah-Ali , Babak Hossein Khalaj

We consider a mobile user accessing contents in a dynamic environment, where new contents are generated over time (by the user's contacts), and remain relevant to the user for random lifetimes. The user, equipped with a finite-capacity…

系统与控制 · 计算机科学 2017-12-28 Samuel O. Somuyiwa , Andras Gyorgy , Deniz Gunduz

Adaptive bitrate (ABR) streaming is the de facto solution for achieving smooth viewing experiences under unstable network conditions. However, most of the existing rate adaptation approaches for ABR are content-agnostic, without considering…

多媒体 · 计算机科学 2018-11-19 Guanyu Gao , Linsen Dong , Huaizheng Zhang , Yonggang Wen , Wenjun Zeng

Providing a high-quality real-time video streaming experience to mobile users is one of the biggest challenges in cellular networks. This is due to the need of these services for high rates with low variability, which is not easy to…

网络与互联网体系结构 · 计算机科学 2021-06-01 Fidan Mehmeti , Thomas F. La Porta

This paper studies the uplink and downlink power allocation for interactive augmented reality (AR) services, where the live video captured by an AR device is uploaded to the network edge, and then the augmented video is subsequently…

机器学习 · 计算机科学 2025-09-23 Shiyong Chen , Yuwei Dai , Shengqian Han

It has been a long-held belief that judicious resource allocation is critical to mitigating interference, improving network efficiency, and ultimately optimizing wireless communication performance. The traditional wisdom is to explicitly…

信息论 · 计算机科学 2019-10-02 Le Liang , Hao Ye , Guanding Yu , Geoffrey Ye Li

Coded caching is effective in leveraging the accumulated storage size in wireless networks by distributing different coded segments of each file in multiple cache nodes. This paper aims to find a wireless coded caching policy to minimize…

信号处理 · 电气工程与系统科学 2020-10-20 Zhe Zhang , Meixia Tao

In this article, we study a Radio Resource Allocation (RRA) that was formulated as a non-convex optimization problem whose main aim is to maximize the spectral efficiency subject to satisfaction guarantees in multiservice wireless systems.…

The problem addressed is that of optimally controlling, in a decentralized fashion, the download of mobile video, which is expected to comprise 75 % of total mobile data traffic by 2020. The server can dynamically choose which packets to…

网络与互联网体系结构 · 计算机科学 2019-02-21 Rahul Singh , P. R. Kumar

In this paper, we investigate dynamic resource allocation (DRA) problems for Internet of Things (IoT) in real-time cloud radio access networks (C-RANs), by combining gradient boosting approximation and deep reinforcement learning to solve…

信息论 · 计算机科学 2019-10-30 Yifan Luo , Jiawei Yang , Wei Xu , Kezhi Wang , Marco Di Renzo

In the realm of mobile edge computing (MEC), efficient computation task offloading plays a pivotal role in ensuring a seamless quality of experience (QoE) for users. Maintaining a high QoE is paramount in today's interconnected world, where…

网络与互联网体系结构 · 计算机科学 2025-09-29 Iman Rahmaty , Hamed Shah-Mansouri , Ali Movaghar

This work examines secret key rates of key distribution based on quantum repeaters in a broad parameter space of the communication distance and coherence time of the quantum memories. As the first step in this task, a Markov decision…

量子物理 · 物理学 2023-07-19 Simon Daniel Reiß , Peter van Loock

Caching at the network edge has emerged as a viable solution for alleviating the severe capacity crunch in modern content centric wireless networks by leveraging network load-balancing in the form of localized content storage and delivery.…

信息论 · 计算机科学 2016-06-15 Avik Sengupta , Ravi Tandon

Dynamic adaptive streaming over HTTP (DASH) has been widely used in video streaming recently. In DASH, the client downloads video chunks in order from a server. The rate adaptation function at the video client enhances the user's…

网络与互联网体系结构 · 计算机科学 2023-08-24 Nghia T. Nguyen , Long Luu , Phuong L. Vo , Thi Thanh Sang Nguyen , Cuong T. Do , Ngoc-thanh Nguyen

The rate performance of wireless coded caching schemes is typically limited by the lowest achievable per-user rate in the given multicast group, during each transmission time slot. In this paper, we provide a new coded caching scheme,…

信息论 · 计算机科学 2020-03-05 MohammadJavad Salehi , Antti Tölli , Seyed Pooya Shariatpanahi

This report investigates the application of deep reinforcement learning (DRL) algorithms for dynamic resource allocation in wireless communication systems. An environment that includes a base station, multiple antennas, and user equipment…

分布式、并行与集群计算 · 计算机科学 2025-03-14 Shubham Malhotra , Fnu Yashu , Muhammad Saqib , Dipkumar Mehta , Jagdish Jangid , Sachin Dixit

Dynamic Adaptive Streaming over HTTP (DASH) has demonstrated to be an emerging and promising multimedia streaming technique, owing to its capability of dealing with the variability of networks. Rate adaptation mechanism, a challenging and…

计算机视觉与模式识别 · 计算机科学 2019-12-30 Hui Yuan , Huayong Fu , Ju Liu , Junhui Hou , Sam Kwong

This study addresses the challenge of optimal power allocation in stochastic wireless networks by employing a Deep Reinforcement Learning (DRL) framework. Specifically, we design a Deep Q-Network (DQN) agent capable of learning adaptive…

网络与互联网体系结构 · 计算机科学 2026-01-09 Marie Diane Iradukunda , Chabi F. Elégbédé , Yaé Ulrich Gaba

Locally caching contents at the network edge constitutes one of the most disruptive approaches in $5$G wireless networks. Reaping the benefits of edge caching hinges on solving a myriad of challenges such as how, what and when to…

信息论 · 计算机科学 2015-09-30 Ejder Baştuğ , Mehdi Bennis , Mérouane Debbah