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相关论文: A New Approach to Coding in Content Based MANETs

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Index coding is often studied with the assumption that a single source has all the messages requested by the receivers. We refer to this as \emph{centralized} index coding. In contrast, this paper focuses on \emph{distributed} index coding…

信息论 · 计算机科学 2015-12-21 Parastoo Sadeghi

The multiaccess coded caching (MACC) system, as formulated by Hachem {\it et al.}, consists of a central server with a library of $N$ files, connected to $K$ cache-less users via an error-free shared link, and $K$ cache nodes, each equipped…

信息论 · 计算机科学 2026-01-19 Wenbo Huang , Minquan Cheng , Kai Wan , Xiaojun Li , Robert Caiming Qiu , Giuseppe Caire

This paper investigates the fundamental tradeoff between cache size and download time in the (H;r;M;N) combination network, where a server with N files is connected to H relays (without caches) and each of the K:=\binom{H}{r} users (with…

信息论 · 计算机科学 2018-03-01 Kai Wan , Mingyue Ji , Pablo Piantanida , Daniela Tuninetti

In this paper we introduce Neural Network Coding(NNC), a data-driven approach to joint source and network coding. In NNC, the encoders at each source and intermediate node, as well as the decoder at each destination node, are neural…

信息论 · 计算机科学 2021-01-12 Litian Liu , Amit Solomon , Salman Salamatian , Muriel Medard

Mobile Ad Hoc Network (MANET) is a collection of nodes that can be rapidly deployed as a multi-hop network without the aid of any centralized administration. Misbehavior is challenged by bandwidth and energy efficient medium access control…

网络与互联网体系结构 · 计算机科学 2010-11-03 R. Kalaiarasi , Getsy S. Sara , S. Neelavathy Pari , D. Sridharan

Content-Centric Networking (CCN) research addresses the mismatch between the modern usage of the Internet and its outdated architecture. Importantly, CCN routers may locally cache frequently requested content in order to speed up delivery…

Caching is an effective technique to improve user perceived experience for content delivery in wireless networks. Wireless caching differs from traditional web caching in that it can exploit the broadcast nature of wireless medium and hence…

信息论 · 计算机科学 2017-05-16 Youlong Cao , Meixia Tao , Fan Xu , Kangqi Liu

In-network caching is one of the fundamental operations of Information-centric networks (ICN). The default caching strategy taken by most of the current ICN proposals is caching along--default--path, which makes popular objects to be cached…

网络与互联网体系结构 · 计算机科学 2015-02-10 Sumanta Saha , Andrey Lukyanenko , Antti Ylä-Jääski

The strong interference suffered by users can be a severe problem in cache-enabled networks (CENs) due to the content-centric user association mechanism. To tackle this issue, multi-antenna technology may be employed for interference…

信息论 · 计算机科学 2022-01-31 Tianming Feng , Xuemai Gu , Ben Liang

This work studies a well-known shared-cache coded caching scenario where each cache can serve an arbitrary number of users, analyzing the case where there is some knowledge about such number of users (i.e., the topology) during the content…

信息论 · 计算机科学 2023-02-21 Emanuele Parrinello , Antonio Bazco-Nogueras , Petros Elia

Cache-enabled coordinated mobile edge network is an emerging network architecture, wherein serving nodes located at the network edge have the capabilities of baseband signal processing and caching files at their local cache. The main goals…

信号处理 · 电气工程与系统科学 2019-12-30 Shiwen He , Wei Huang , Jiaheng Wang , Ju Ren , Yongming Huang , Yaoxue Zhang

This work identifies the fundamental limits of cache-aided coded multicasting in the presence of the well-known `worst-user' bottleneck. This stems from the presence of receiving users with uneven channel capacities, which often forces the…

信息论 · 计算机科学 2020-01-07 Eleftherios Lampiris , Jingjing Zhang , Osvaldo Simeone , Petros Elia

Despite significant progress in the caching literature concerning the worst case and uniform average case regimes, the algorithms for caching with nonuniform demands are still at a basic stage and mostly rely on simple grouping and…

信息论 · 计算机科学 2018-02-01 Pierre Quinton , Saeid Sahraei , Michael Gastpar

Mobile ad hoc networks (MANETs) are a set of mobile nodes which are self-configuring and connected by wireless links automatically as per the defined routing protocol. The absence of a central management agency or a fixed infrastructure is…

网络与互联网体系结构 · 计算机科学 2011-05-30 Sudhir Agrawal , Sanjeev Jain , Sanjeev Sharma

In this paper, we study network coding capacity for random wireless networks. Previous work on network coding capacity for wired and wireless networks have focused on the case where the capacities of links in the network are independent. In…

信息论 · 计算机科学 2007-08-23 Zhenning Kong , Salah A. Aly , Emina Soljanin , Edmund M. Yeh , Andreas Klappenecker

Caching is a promising solution to satisfy the ongoing explosive demands for multi-media traffics. Recently, Maddah-Ali and Niesen proposed both centralized and de-centralized coded caching schemes, which are able to attain significant…

信息论 · 计算机科学 2017-08-02 Qifa Yan , Xiaohu Tang , Qingchun Chen

In traditional cache-enabled small-cell networks (SCNs), a user can suffer strong interference due to contentcentric base station association. This may degenerate the advantage of collaborative content caching among multiple small base…

信息论 · 计算机科学 2019-08-20 Xianzhe Xu , Meixia Tao

The growing diffusion of wireless-enabled portable devices and the recent advances in Mobile Ad-hoc NETworks (MANETs) open new scenarios where users can benefit from anywhere and at any time for impromptu collaboration. However, energy…

网络与互联网体系结构 · 计算机科学 2012-03-12 Rachid Haboub , Mohammed Ouzzif

This paper explores the multi-access distributed computing (MADC) model, a novel distributed computing framework where mapper and reducer nodes are distinct entities. Unlike traditional MapReduce frameworks, MADC leverages coding-theoretic…

信息论 · 计算机科学 2025-08-08 Shanuja Sasi , Onur Günlü

The combination of edge caching and coded multicasting is a promising approach to improve the efficiency of content delivery over cache-aided networks. The global caching gain resulting from content overlap distributed across the network in…

信息论 · 计算机科学 2016-11-17 Parisa Hassanzadeh , Antonia Tulino , Jaime Llorca , Elza Erkip