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Accurate reliability modeling for ultra-reliable low latency communication (URLLC) and hyper-reliable low latency communication (HRLLC) networks is challenging due to the complex interactions between network layers required to meet…

网络与互联网体系结构 · 计算机科学 2025-02-03 Anudeep Karnam , Jobish John , Kishor C. Joshi , George Exarchakos , Sonia Heemstra de Groot , Ignas Niemegeers

For a packet erasure broadcast channel with three receivers, we propose a new coding algorithm that makes use of feedback to dynamically adapt the code. Our algorithm is throughput optimal, and we conjecture that it also achieves an…

信息论 · 计算机科学 2008-09-29 Jay Kumar Sundararajan , Devavrat Shah , Muriel Médard

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

信息论 · 计算机科学 2008-11-11 Zhenning Kong , Salah A. Aly , Emina Soljanin , Edmund M. Yeh , Andreas Klappenecker

In this paper, we dynamically select the transmission rate and design wireless network coding to improve the quality of services such as delay for time critical applications. In a network coded system, with low transmission rate and hence…

信息论 · 计算机科学 2016-11-15 Xiumin Wang , Chau Yuen , Yinlong Xu

Latent position models are widely used for the analysis of networks in a variety of research fields. In fact, these models possess a number of desirable theoretical properties, and are particularly easy to interpret. However, statistical…

统计计算 · 统计学 2023-03-08 Riccardo Rastelli , Florian Maire , Nial Friel

In this letter, we evaluate the finite-length performance of network coding when using either random or structured encoding matrices. First, we present our novel construction of structured network codes over Fq (q = 2^m) using Pascal…

网络与互联网体系结构 · 计算机科学 2019-11-28 Tan Do-Duy , M. Angeles Vazquez-Castro

We study a fading linear finite-field relay network having multiple source-destination pairs. Because of the interference created by different unicast sessions, the problem of finding its capacity region is in general difficult. We observe…

信息论 · 计算机科学 2009-05-12 Sang-Woon Jeon , Sae-Young Chung

In practice, since many communication networks are huge in scale, or complicated in structure, or even dynamic, the predesigned linear network codes based on the network topology is impossible even if the topological structure is known.…

信息论 · 计算机科学 2013-02-26 Xuan Guang , Fang-Wei Fu

Available throughput performance studies for mobile ad hoc networks (MANETs) suffer from two major limitations: they mainly focus on the scaling law study of throughput, while the exact throughput of such networks remains largely unknown;…

信息论 · 计算机科学 2015-09-24 Jia Liu , Min Sheng , Yang Xu , Jiandong Li , Xiaohong Jiang

We study adaptive network coding (NC) for scheduling real-time traffic over a single-hop wireless network. To meet the hard deadlines of real-time traffic, it is critical to strike a balance between maximizing the throughput and minimizing…

系统与控制 · 计算机科学 2012-04-12 Lei Yang , Yalin Evren Sagduyu , Jason Hongjun Li , Junshan Zhang

The reservoir computing networks (RCNs) have been successfully employed as a tool in learning and complex decision-making tasks. Despite their efficiency and low training cost, practical applications of RCNs rely heavily on empirical…

机器学习 · 计算机科学 2021-12-14 Wei Miao , Vignesh Narayanan , Jr-Shin Li

We consider an \textit{Adaptive Random Convolutional Network Coding} (ARCNC) algorithm to address the issue of field size in random network coding for multicast, and study its memory and decoding delay performances through both analysis and…

信息论 · 计算机科学 2013-03-20 Guo Wangmei , Shi Xiaomeng , Cai Ning , Muriel Médard

In this paper queue stability in a single-hop wireless multicast networks over erasure channels is analyzed. First, a queuing model consisting of several sub-queues is introduced. Under the queueing stability constraint, we adopt Lyapunov…

信息论 · 计算机科学 2016-12-01 Nadieh Moghadam , Mohammad Mohebbi , Hongxiang Li

We consider a setting in which a sender wishes to broadcast a block of K data packets to a set of wireless receivers, where each of the receivers has a subset of the data packets already available to it (e.g., from prior transmissions) and…

信息论 · 计算机科学 2015-03-16 Mingchao Yu , Alex Sprintson , Parastoo Sadeghi

Unlike the AWGN (additive white gaussian noise) channel, fading channels suffer from random channel gains besides the additive Gaussian noise. As a result, the instantaneous channel capacity varies randomly along time, which makes it…

信息论 · 计算机科学 2014-07-18 Yunquan Dong , Pingyi Fan

The problem of finding network codes for general connections is inherently difficult in capacity constrained networks. Resource minimization for general connections with network coding is further complicated. Existing methods for…

信息论 · 计算机科学 2016-07-05 Ying Cui , Muriel Médard , Fan Lai , Edmund Yeh , Douglas Leith , Ken Duffy , Dhaivat Pandya

Fast data synchronization in wireless ad hoc networks is a challenging and critical problem. It is fundamental for efficient information fusion, control and decision in distributed systems. Previously, distributed data synchronization was…

分布式、并行与集群计算 · 计算机科学 2022-09-20 Die Hu , Xuejun Zhu , Min Gong , Shaoshi Yang

We propose an efficient Adaptive Random Convolutional Network Coding (ARCNC) algorithm to address the issue of field size in random network coding. ARCNC operates as a convolutional code, with the coefficients of local encoding kernels…

信息论 · 计算机科学 2016-11-17 Wangmei Guo , Ning Cai , Xiaomeng Shi , Muriel Medard

We assess the practicality of random network coding by illuminating the issue of overhead and considering it in conjunction with increasingly long packets sent over the erasure channel. We show that the transmission of increasingly long…

信息论 · 计算机科学 2007-07-13 Brooke Shrader , Anthony Ephremides

Sparse random linear network coding (SRLNC) used as a class of erasure codes to ensure the reliability of multicast communications has been widely investigated. However, an exact expression for the decoding success probability of SRLNC is…

信息论 · 计算机科学 2021-08-27 WenLin Chen , Fang Lu , Yan Dong