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Related papers: On Edge Caching with Secrecy Constraints

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Edge caching and computing have been regarded as an efficient approach to tackle the wireless spectrum crunch problem. In this paper, we design a general coded caching with device computing strategy for content computation, e.g., virtual…

Information Theory · Computer Science 2020-02-17 Yingjiao Li , Zhiyong Chen , Meixia Tao

Caching at the wireless edge nodes is a promising way to boost the spatial and spectral efficiency, for the sake of alleviating networks from content-related traffic. Coded caching originally introduced by Maddah-Ali and Niesen…

Information Theory · Computer Science 2022-03-18 Kai Wan , Minquan Cheng , Mari Kobayashi , Giuseppe Caire

Replicating or caching popular content in memories distributed across the network is a technique to reduce peak network loads. Conventionally, the performance gain of caching was thought to result from making part of the requested data…

Information Theory · Computer Science 2015-01-13 Ajaykrishnan N. , Navya S. Prem , Vinod M. Prabhakaran , Rahul Vaze

This paper studies the performance of cache-enabled dense small cell networks consisting of multi-antenna sub-6 GHz and millimeter-wave base stations. Different from the existing works which only consider a single antenna at each base…

Networking and Internet Architecture · Computer Science 2018-01-18 Yongxu Zhu , Gan Zheng , Lifeng Wang , Kai-Kit Wong , Liqiang Zhao

This paper develops a stochastic geometry-based approach for the modeling, analysis, and optimization of wireless cloud caching networks comprised of multiple-antenna radio units (RUs) inside clouds. We consider the Matern cluster process…

Information Theory · Computer Science 2019-05-07 Seyed Mohammad Azimi-Abarghouyi , Masoumeh Nasiri-Kenari , Merouane Debbah

This article explores one of the key enablers of beyond $4$G wireless networks leveraging small cell network deployments, namely proactive caching. Endowed with predictive capabilities and harnessing recent developments in storage,…

Networking and Internet Architecture · Computer Science 2014-05-26 Ejder Baştuğ , Mehdi Bennis , Mérouane Debbah

Caching at the base stations brings the contents closer to the users, reduces the traffic through the backhaul links, and reduces the delay experienced by the cellular users. The cellular network operator may charge the content providers…

Networking and Internet Architecture · Computer Science 2015-09-11 Ammar Gharaibeh , Abdallah Khreishah , Bo Ji , Moussa Ayyash

In this paper, we consider a novel cache-enabled heterogeneous network (HetNet), where macro base stations (BSs) with traditional sub-6 GHz are overlaid by dense millimeter wave (mmWave) pico BSs. These two-tier BSs, which are modeled as…

Information Theory · Computer Science 2018-07-16 Wenqiang Yi , Yuanwei Liu , Arumugam Nallanathan

We study the problem of optimal content placement over a network of caches, a problem naturally arising in several networking applications, including ICNs, CDNs, and P2P systems. Given a demand of content request rates and paths followed,…

Networking and Internet Architecture · Computer Science 2016-04-13 Stratis Ioannidis , Edmund Yeh

Mobile edge caching enables content delivery within the radio access network, which effectively alleviates the backhaul burden and reduces response time. To fully exploit edge storage resources, the most popular contents should be…

Networking and Internet Architecture · Computer Science 2018-09-05 Peng Yang , Ning Zhang , Shan Zhang , Li Yu , Junshan Zhang , Xuemin Shen

Caching in multi-cell networks faces a well-known dilemma, i.e., to cache same contents among multiple edge nodes (ENs) to enable transmission cooperation/diversity for higher transmission efficiency, or to cache different contents to…

Information Theory · Computer Science 2018-02-21 Kangqi Liu , Meixia Tao

In this paper, we investigate the downlink transmission for cache-enabled fog radio access networks aiming at maximizing the delivery rate under the constraints of fronthaul capacity, maximum transmit power, and size of files. To reduce the…

Information Theory · Computer Science 2018-09-05 Shiwen He , Chenhao Qi , Yongming Huang , Qi Hou , Arumugam Nallanathan

We consider the problem of \emph{secretive coded caching} in a shared cache setup where the number of users accessing a particular \emph{helper cache} is more than one, and every user can access exactly one helper cache. In secretive coded…

Information Theory · Computer Science 2021-07-02 Shreya Shrestha Meel , B. Sundar Rajan

We study the problem of joint load balancing and interference mitigation in heterogeneous networks (HetNets) in which massive multiple-input multiple-output (MIMO) macro cell base station (BS) equipped with a large number of antennas,…

Networking and Internet Architecture · Computer Science 2017-07-11 Trung Kien Vu , Mehdi Bennis , Sumudu Samarakoon , Mérouane Debbah , Matti Latva-aho

This paper focuses on edge caching in mm/{\mu}Wave hybrid wireless networks, in which all mmWave SBSs and {\mu}Wave MBSs are capable of storing contents to alleviate the traffic burden on the backhaul link that connect the BSs and the core…

Signal Processing · Electrical Eng. & Systems 2019-04-02 Tong Zhang , Sudip Biswas , Keshav Singh , Tharmalingam Ratnarajah

Caching aims to store data locally in some nodes within the network to be able to retrieve the contents in shorter time periods. However, caching in the network did not always consider secure storage (due to the compromise between time…

Information Theory · Computer Science 2017-09-04 Mohsen Karimzadeh Kiskani , Hamid Sadjadpour

This paper addresses the challenge of edge caching in dynamic environments, where rising traffic loads strain backhaul links and core networks. We propose a Proximal Policy Optimization (PPO)-based caching strategy that fully incorporates…

Networking and Internet Architecture · Computer Science 2024-11-18 Farnaz Niknia , Ping Wang

Mobile edge computing (MEC) is an emerging communication scheme that aims at reducing latency. In this paper, we investigate a green MEC system under the existence of an eavesdropper. We use computation efficiency, which is defined as the…

Networking and Internet Architecture · Computer Science 2020-04-14 Haijian Sun , Qun Wang , Xiang Ma , Yongjun Xu , Rose Qingyang Hu

Information-centric networking extensively uses universal in-network caching. However, developing an efficient and fair collaborative caching algorithm for selfish caches is still an open question. In addition, the communication overhead…

Networking and Internet Architecture · Computer Science 2017-05-03 Liang Wang , Gareth Tyson , Jussi Kangasharju , Jon Crowcroft

This work studies the coded caching problem in a setting where the users are simultaneously endowed with a private cache and a shared cache. The setting consists of a server connected to a set of users, assisted by a smaller number of…

Information Theory · Computer Science 2024-03-26 Elizabath Peter , K. K. Krishnan Namboodiri , B. Sundar Rajan