English
Related papers

Related papers: Combinatorial Multi-Access Coded Caching with Priv…

200 papers

In this work, we propose a distributed rate allocation algorithm that minimizes the average decoding delay for multimedia clients in inter-session network coding systems. We consider a scenario where the users are organized in a mesh…

Networking and Internet Architecture · Computer Science 2016-11-17 Eirina Bourtsoulatze , Nikolaos Thomos , Pascal Frossard

In this paper, we investigate the transmission delay of cache-aided broadcast networks with user cooperation. Novel coded caching schemes are proposed for both centralized and decentralized caching settings, by efficiently exploiting time…

Information Theory · Computer Science 2021-07-06 Jiahui Chen , Xiaowen You , Youlong Wu , Shuai Ma

It was recently observed in [1], that in index coding, learning the coding matrix used by the server can pose privacy concerns: curious clients can extract information about the requests and side information of other clients. One approach…

Information Theory · Computer Science 2018-10-16 Mohammed Karmoose , Linqi Song , Martina Cardone , Christina Fragouli

In this paper, we consider multiple cache-enabled clients connected to multiple servers through an intermediate network. We design several topology-aware coding strategies for such networks. Based on topology richness of the intermediate…

Information Theory · Computer Science 2015-03-03 Seyed Pooya Shariatpanahi , Seyed Abolfazl Motahari , Babak Hossein Khalaj

This work considers the coded caching problem with shared caches, where users share the caches, and each user gets access only to one cache. The user-to-cache association is assumed to be known at the server during the placement phase. We…

Information Theory · Computer Science 2022-01-28 Elizabath Peter , K. K. Krishnan Namboodiri , B. Sundar Rajan

We examine a two-layered hierarchical coded caching problem, a configuration addressed in existing research. This involves a server connected to $K_1$ mirrors, each of which serves $K_2$ users. The mirrors and the users are equipped with…

Information Theory · Computer Science 2025-01-22 Rajlaxmi Pandey , Charul Rajput , B. Sundar Rajan

The distributed coded caching problem has been studied extensively in the recent past. While the known coded caching schemes achieve an improved transmission rate, they violate the privacy of the users since in these schemes the demand of…

Information Theory · Computer Science 2020-02-20 Sneha Kamath , Jithin Ravi , Bikash Kumar Dey

Cloud services and other shared third-party infrastructures allow individual content providers to easily scale their services based on current resource demands. In this paper, we consider an individual content provider that wants to…

Networking and Internet Architecture · Computer Science 2018-12-19 Niklas Carlsson , Derek Eager

In this paper, downlink delivery of popular content is optimized with the assistance of wireless cache nodes. Specifically, the requests of one file is modeled as a Poisson point process with finite lifetime, and two downlink transmission…

Information Theory · Computer Science 2018-01-04 Bojie Lv , Lexiang Huang , Rui Wang

High Performance and Energy Efficiency are critical requirements for Internet of Things (IoT) end-nodes. Exploiting tightly-coupled clusters of programmable processors (CMPs) has recently emerged as a suitable solution to address this…

Hardware Architecture · Computer Science 2023-09-06 Jie Chen , Igor Loi , Eric Flamand , Giuseppe Tagliavini , Luca Benini , Davide Rossi

The decentralized coded caching was introduced in [M.~A. Maddah-Ali and U.~Niesen, `Decentralized coded caching attains order-optimal memory-rate tradeoff,' \emph{IEEE/ACM Trans. Networking}, vol.~23, no.~4, pp. 1029--1040, Aug. 2015] in…

Information Theory · Computer Science 2019-03-07 Nujoom Sageer Karat , B. Sundar Rajan

Consider media streaming in MIMO interference networks whereby multiple base stations (BS) simultaneously deliver media to their associated users using fixed data rates. The performance is fundamentally limited by the cross-link…

Information Theory · Computer Science 2013-11-26 An Liu , Vincent Lau

Coded caching (CC) schemes exploit the cumulative cache memory of the users and simple linear coding to turn unicast traffic (individual file requests) into a multicast transmission. For the originally proposed $K$-user single-server/single…

Information Theory · Computer Science 2024-03-12 Kagan Akcay , MohammadJavad Salehi , Giuseppe Caire

Caching is frequently used by Internet Service Providers as a viable technique to reduce the latency perceived by end users, while jointly offloading network traffic. While the cache hit-ratio is generally considered in the literature as…

Networking and Internet Architecture · Computer Science 2014-08-27 Andrea Araldo , Michele Mangili , Fabio Martignon , Dario Rossi

In caching system, it is desirable to design a coded caching scheme with the transmission load $R$ and subpacketization $F$ as small as possible, in order to improve efficiency of transmission in the peak traffic times and to decrease…

Information Theory · Computer Science 2021-06-01 Minquan Cheng , Jinyu Wang , Xi Zhong , Qiang Wang

Decentralized coded caching is studied for a content server with $N$ files, each of size $F$ bits, serving $K$ active users, each equipped with a cache of distinct capacity. It is assumed that the users' caches are filled in advance during…

Information Theory · Computer Science 2016-10-13 Mohammad Mohammadi Amiri , Qianqian Yang , Deniz Gündüz

The coded caching problem with secrecy constraint i.e., the users should not be able to gain any information about the content of the files that they did not demand, is known as the secretive coded caching problem. This was proposed by…

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

In an $(H,r)$ combination network, a single content library is delivered to ${H\choose r}$ users through deployed $H$ relays without cache memories, such that each user with local cache memories is simultaneously served by a different…

Information Theory · Computer Science 2019-10-25 Minquan Cheng , Yiqun Li , Xi Zhong , Ruizhong Wei

We focus on a dense cellular network, in which a limited-size cache is available at every Base Station (BS). In order to optimize the overall performance of the system in such scenario, where a significant fraction of the users is covered…

Networking and Internet Architecture · Computer Science 2018-06-15 Emilio Leonardi , Giovanni Neglia

An important function of collaborative network intrusion detection is to analyze the network logs of the collaborators for joint IP addresses. However, sharing IP addresses in plain is sensitive and may be even subject to privacy…

Cryptography and Security · Computer Science 2025-10-15 Onur Eren Arpaci , Raouf Boutaba , Florian Kerschbaum