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Related papers: Wireless Network Coding with Imperfect Overhearing

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This paper analyzes the throughput of industrial communication networks under a secrecy constraint. The proposed scenario is composed by sensors that measure some relevant information of the plant that is first processed by aggregator node…

Information Theory · Computer Science 2015-12-18 Pedro H. J. Nardelli , Hirley Alves , Carlos H. M. de Lima , Matti Latva-aho

It has been well established that wireless network coding can significantly improve the efficiency of multi-hop wireless networks. However, in a stochastic environment some of the packets might not have coding pairs, which limits the number…

Optimization and Control · Mathematics 2015-03-19 Yu-Pin Hsu , Navid Abedini , Natarajan Gautam , Alex Sprintson , Srinivas Shakkottai

Interference in wireless networks is one of the key-capacity limiting factor. The multicast capacity of an ad- hoc wireless network decreases with an increasing number of transmitting and/or receiving nodes within a fixed area. Digital…

Information Theory · Computer Science 2011-12-20 Jalaluddin Qureshi , Chuan Heng Foh , Jianfei Cai

Systems exploiting network coding to increase their throughput suffer greatly from pollution attacks which consist of injecting malicious packets in the network. The pollution attacks are amplified by the network coding process, resulting…

Information Theory · Computer Science 2009-09-18 Frederique Oggier , Hanane Fathi

Network coding is known as a promising approach to improve wireless network performance. How to discover the coding opportunity in relay nodes is really important for it. There are more coding chances, there are more times it can improve…

Networking and Internet Architecture · Computer Science 2012-05-30 Yunlong Zhao , Zhao Dong , Masayuki Iwai , Kaoru Sezaki , Yoshito Tobe

We examine the issue of separation and code design for networks that operate over finite fields. We demonstrate that source-channel (or source-network) separation holds for several canonical network examples like the noisy multiple access…

Information Theory · Computer Science 2007-07-13 Siddharth Ray , Michelle Effros , Muriel Medard , Ralf Koetter , Tracey Ho , David Karger , Jinane Abounadi

In this paper we apply the concept of overlay cognitive radio to the communication between nodes in a wireless mesh network. Based on the overlay cognitive radio model, it is possible to have two concurrent transmissions in a given…

Information Theory · Computer Science 2008-12-18 Ricardo Carvalho Pereira , Richard Demo Souza , Marcelo Eduardo Pellenz

We are interested in unicast traffic over wireless networks that employ constructive inter-session network coding, including single-hop and multi-hop schemes. In this setting, TCP flows do not fully exploit the network coding opportunities…

Networking and Internet Architecture · Computer Science 2010-10-05 Hulya Seferoglu , Athina Markopoulou

We study network coding gaps for the problem of makespan minimization of multiple unicasts. In this problem distinct packets at different nodes in a network need to be delivered to a destination specific to each packet, as fast as possible.…

Data Structures and Algorithms · Computer Science 2020-04-30 Bernhard Haeupler , David Wajc , Goran Zuzic

Physical-layer Network Coding (PNC) makes use of the additive nature of the electromagnetic (EM) waves to apply network coding arithmetic at the physical layer. With PNC,the destructive effect of interference in wireless networks is…

Networking and Internet Architecture · Computer Science 2010-01-05 Shengli Zhang , Soung-Chang Liew , Hui Wang

A novel inter-frame coding approach to the problem of varying channel-state conditions in broadcast wireless communication is developed in this paper; this problem causes the appropriate code-rate to vary across different transmitted frames…

Information Theory · Computer Science 2015-11-11 Hady Zeineddine , Mohammad M. Mansour

This paper considers the problem of network coding for multiple unicast connections in networks represented by directed acyclic graphs. The concept of interference alignment, traditionally used in interference networks, is extended to…

Information Theory · Computer Science 2010-08-03 Abhik Das , Sriram Vishwanath , Syed Jafar , Athina Markopoulou

In this paper, we study wireless networks where nodes have two energy sources, namely a battery and radio frequency (RF) energy harvesting circuitry. We formulate two optimization problems with different objective functions, namely…

Information Theory · Computer Science 2017-10-03 Mohamed A. Abd-Elmagid , Tamer ElBatt , Karim G. Seddik

In a multi-agent system, agents can cooperatively learn a model from data by exchanging their estimated model parameters, without the need to exchange the locally available data used by the agents. This strategy, often called federated…

Machine Learning · Computer Science 2023-05-09 Halil Yigit Oksuz , Fabio Molinari , Henning Sprekeler , Jörg Raisch

Ubiquitous densification of wireless networks has brought up the issue of inter-and intra-cell interference. Interference significantly degrades network throughput and leads to unfair channel resource usage, especially in Wi-Fi networks,…

Networking and Internet Architecture · Computer Science 2019-08-19 Evgeny Khorov , Anton Kiryanov , Alexander Krotov

A novel solution is proposed to undertake a frequent task in wireless networks, which is to let all nodes broadcast information to and receive information from their respective one-hop neighboring nodes. The contribution is two-fold. First,…

Information Theory · Computer Science 2015-03-17 Lei Zhang , Dongning Guo

The focus of user behavior in the Internet has changed over the recent years towards being driven by exchanging and accessing information. Many advances in networking technologies have utilized this change by focusing on the content of an…

Networking and Internet Architecture · Computer Science 2012-01-12 Marie-Jose Montpetit , Cedric Westphal , Dirk Trossen

This chapter provides an overview of coded caching in the context of heterogeneous wireless networks. We begin by briefly describing the key idea behind coded caching and then discuss in detail the impact of various aspects such as…

Information Theory · Computer Science 2020-06-02 Jad Hachem , Nikhil Karamchandani , Suhas Diggavi , Sharayu Moharir

The problem of securing a network coding communication system against an eavesdropper adversary is considered. The network implements linear network coding to deliver n packets from source to each receiver, and the adversary can eavesdrop…

Information Theory · Computer Science 2019-05-07 Danilo Silva , Frank R. Kschischang

Almost all the WiFi networks today provide single band (either 2.4 GHz or 5.8 GHz) wireless communication functionality for connected mobile nodes. In a single band network, the interference depends on number of nodes in the network and the…

Networking and Internet Architecture · Computer Science 2020-07-02 Sabur Baidya , Pramod Shirol , Abhishek Basu , Ravi Prakash