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Related papers: Optimizing MDS Codes for Caching at the Edge

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Mobile-edge computing (MEC) is expected to provide low-latency computation service for wireless devices (WDs). However, when WDs are located at cell edge or communication links between base stations (BSs) and WDs are blocked, the offloading…

Information Theory · Computer Science 2022-06-10 Nana Li , Wanming Hao , Fuhui Zhou , Shouyi Yang , Naofal Al-Dhahir

Design of distributed caching mechanisms is considered as an active area of research due to its promising solution in reducing data load in the backhaul link of a cellular network. In this paper, the problem of distributed content caching…

Information Theory · Computer Science 2020-10-14 S. Krishnendu , B. N. Bharath , Navneet Garg , Vimal Bhatia , Tharmalingam Ratnarajah

Coded caching is able to exploit accumulated cache size and hence superior to uncoded caching by distributing different fractions of a file in different nodes. This work investigates coded caching in a large-scale small-cell network (SCN)…

Information Theory · Computer Science 2017-03-31 Xuejian Xu , Meixia Tao

Next-generation mobile networks are expected to facilitate fast AI model downloading to end users. By caching models on edge servers, mobile networks can deliver models to end users with low latency, resulting in a paradigm called edge…

Networking and Internet Architecture · Computer Science 2024-05-21 Guanqiao Qu , Zheng Lin , Fangming Liu , Xianhao Chen , Kaibin Huang

In this contribution, we jointly investigate the benefits of caching and interference alignment (IA) in multiple-input multiple-output (MIMO) interference channel under limited backhaul capacity. In particular, total average transmission…

Information Theory · Computer Science 2016-11-18 Matha Deghel , Ejder Baştuğ , Mohamad Assaad , Merouane Debbah

Mobile edge caching enables content delivery directly within the radio access network, which effectively alleviates the backhaul burden and reduces round-trip latency. To fully exploit the edge resources, the most popular contents should be…

Networking and Internet Architecture · Computer Science 2017-09-19 Peng Yang , Ning Zhang , Shan Zhang , Li Yu , Junshan Zhang , Xuemin Shen

This paper studies the caching system of multiple cache-enabled users with random demands. Under nonuniform file popularity, we thoroughly characterize the optimal uncoded cache placement structure for the coded caching scheme (CCS).…

Information Theory · Computer Science 2022-07-28 Yong Deng , Min Dong

Hybrid networks consisting of MANET nodes and cellular infrastructure have been recently proposed to improve the performance of military networks. Prior work has demonstrated the benefits of in-network content caching in a wired, Internet…

Networking and Internet Architecture · Computer Science 2014-07-08 Mostafa Dehghan , Anand Seetharam , Ting He , Theodoros Salonidis , Jim Kurose , Don Towsley

We propose a new decentralized coded caching scheme for a two-phase caching network, where the data placed in user caches in the prefetching phase are random portions of a maximal distance separable (MDS) coded version of the original…

Information Theory · Computer Science 2018-06-27 Yi-Peng Wei , Sennur Ulukus

Computation task service delivery in a computing-enabled and caching-aided multi-user mobile edge computing (MEC) system is studied in this paper, where a MEC server can deliver the input or output datas of tasks to mobile devices over a…

Information Theory · Computer Science 2018-07-17 Yaping Sun , Zhiyong Chen , Meixia Tao , Hui Liu

Mobile edge caching (MEC) has received much attention as a promising technique to overcome the stringent latency and data hungry requirements in the future generation wireless networks. Meanwhile, full-duplex (FD) transmission can…

Information Theory · Computer Science 2019-11-01 Thang X. Vu , Symeon Chatzinotas , Björn Ottersten , Anh Vu Trinh

Increased capacity in the access network poses capacity challenges on the transport network due to the aggregated traffic. However, there are spatial and time correlation in the user data demands that could potentially be utilized. To that…

Information Theory · Computer Science 2023-09-12 Sneha Madhusudan , Charitha Madapatha , Behrooz Makki , Hao Guo , Tommy Svensson

In a Fog Radio Access Network (Fog-RAN), edge caching is combined with cloud-aided transmission in order to compensate for the limited hit probability of the caches at the base stations (BSs). Unlike the typical wired scenarios studied in…

Networking and Internet Architecture · Computer Science 2017-07-11 Igor Stanojev , Osvaldo Simeone

Coded caching has been shown to result in significant throughput gains, but its gains were proved only by assuming a placement phase with no transmission cost. A free placement phase is, however, an unrealistic assumption that could stand…

Information Theory · Computer Science 2019-12-17 Yousef AlHassoun , Faisal Alotaibi , Aly El Gamal , Hesham El Gamal

Existing decentralized coded caching solutions cannot guarantee small loads in the general scenario with arbitrary file sizes and cache sizes. In this paper, we propose an optimization framework for decentralized coded caching in the…

Information Theory · Computer Science 2019-05-07 Qi Wang , Ying Cui , Sian Jin , Junni Zou , Chenglin Li , Hongkai Xiong

Edge caching is a new paradigm that has been exploited over the past several years to reduce the load for the core network and to enhance the content delivery performance. Many existing caching solutions only consider homogeneous caching…

Networking and Internet Architecture · Computer Science 2020-09-17 Md Ferdous Pervej , Le Thanh Tan , Rose Qingyang Hu

A cloud radio access network (C-RAN) is considered as a candidate to meet the expectations of higher data rate de- mands in wireless networks. In C-RAN, low energy base stations (BSs) are deployed over a small geography and are allowed to…

Information Theory · Computer Science 2016-02-11 Yigit Ugur , Zohaib Hassan Awan , Aydin Sezgin

With the advent of 5G networks and the rise of the Internet of Things (IoT), Content Delivery Networks (CDNs) are increasingly extending into the network edge. This shift introduces unique challenges, particularly due to the limited cache…

Networking and Internet Architecture · Computer Science 2024-04-05 Hoda Torabi , Hamzeh Khazaei , Marin Litoiu

The concept of edge caching provision in emerging 5G and beyond mobile networks is a promising method to deal both with the traffic congestion problem in the core network as well as reducing latency to access popular content. In that…

Networking and Internet Architecture · Computer Science 2023-11-15 Yantong Wang , Vasilis Friderikos

In this work, we propose a content caching and delivery strategy to maximize throughput capacity in cache-enabled wireless networks. To this end, efficient betweenness (EB), which indicates the ratio of content delivery paths passing…

Information Theory · Computer Science 2020-05-11 Chenxi Zhao , Junyu Liu , Min Sheng , Yanpeng Dai
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