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This paper investigates the construction of linear network codes for broadcasting a set of data packets to a number of users. The links from the source to the users are modeled as independent erasure channels. Users are allowed to inform…

信息论 · 计算机科学 2013-12-10 Chi Wan Sung , Linyu Huang , Ho Yuet Kwan , Kenneth W. Shum

5G New Radio (NR) is expected to support new ultra-reliable low-latency communication (URLLC) service targeting at supporting the small packets transmissions with very stringent latency and reliability requirements. Current Long Term…

信号处理 · 电气工程与系统科学 2020-07-21 Yan Liu , Yansha Deng , Maged Elkashlan , Arumugam Nallanathan , George K. Karagiannidis

Ultra-reliable short-packet communication is a major challenge in future wireless networks with critical applications. To achieve ultra-reliable communications beyond 99.999%, this paper envisions a new interaction-based communication…

信息论 · 计算机科学 2022-12-27 Yulin Shao , Emre Ozfatura , Alberto Perotti , Branislav Popovic , Deniz Gunduz

A visible light communication (VLC) system can adopt multi-color light emitting diode (LED) arrays to support multiple users. In this paper, a multi-layer coding and constrained partial group decoding (CPGD) method is proposed to tackle…

信号处理 · 电气工程与系统科学 2018-05-22 Guangtao Zheng , Chen Gong , Zhengyuan Xu

In this paper, a power-constrained hybrid automatic repeat request (HARQ) transmission strategy is developed to support ultra-reliable low-latency communications (URLLC). In particular, we aim to minimize the delivery latency of HARQ…

信息论 · 计算机科学 2023-08-07 Yi Chen , Zheng Shi , Hong Wang , Yaru Fu , Guanghua Yang , Shaodan Ma , Haichuan Ding

The design of optimal linear block codes capable of being efficiently decoded is of major concern, especially for short block lengths. As near capacity-approaching codes, Low-Density Parity-Check (LDPC) codes possess several advantages over…

信息论 · 计算机科学 2024-10-11 Yoni Choukroun , Lior Wolf

Developing computationally-efficient codes that approach the Shannon-theoretic limits for communication and compression has long been one of the major goals of information and coding theory. There have been significant advances towards this…

信息论 · 计算机科学 2019-11-05 Ramji Venkataramanan , Sekhar Tatikonda , Andrew Barron

This paper is to design and optimize a non-orthogonal and noncoherent massive multiple-input multiple-output (MIMO) framework towards enabling scalable ultra-reliable low-latency communications (sURLLC) in wireless systems beyond 5G. In…

信号处理 · 电气工程与系统科学 2020-02-19 He Chen , Zheng Dong , Jian-Kang Zhang , Branka Vucetic

Hierarchical Sparse Coding (HSC) is a powerful model to efficiently represent multi-dimensional, structured data such as images. The simplest solution to solve this computationally hard problem is to decompose it into independent layer-wise…

计算机视觉与模式识别 · 计算机科学 2020-02-04 Victor Boutin , Angelo Franciosini , Franck Ruffier , Laurent Perrinet

In 2018, Yang et al. introduced a novel and effective approach, using maximum distance separable (MDS) codes, to mitigate the impact of elasticity in cloud computing systems. This approach is referred to as coded elastic computing. Some…

信息论 · 计算机科学 2024-01-23 Xi Zhong , Joerg Kliewer , Mingyue Ji

Tensor data often suffer from missing value problem due to the complex high-dimensional structure while acquiring them. To complete the missing information, lots of Low-Rank Tensor Completion (LRTC) methods have been proposed, most of which…

计算机视觉与模式识别 · 计算机科学 2021-05-07 Zhebin Wu , Tianchi Liao , Chuan Chen , Cong Liu , Zibin Zheng , Xiongjun Zhang

Fifth generation new radio aims to facilitate new use cases in wireless communications. Some of these new use cases have highly de-manding latency requirements; many of the powerful forward error correction codes deployed in current…

信息论 · 计算机科学 2019-01-14 Mehmet Cagri Ilter , Halim Yanikomeroglu

The integration of Visible-Light Communications technology (VLC) in Intelligent Transportation Systems (ITS) is a very promising platform for a cost-effective implementation of revolutionary ITS and cooperative ITS protocols. In this paper,…

信号处理 · 电气工程与系统科学 2023-02-03 Tassadaq Nawaz , Marco Seminara , Stefano Caputo , Lorenzo Mucchi , Francesco Cataliotti , Jacopo Catani

This paper proposes a novel framework for accelerating support vector clustering. The proposed method first computes much smaller compressed data sets while preserving the key cluster properties of the original data sets based on a novel…

机器学习 · 计算机科学 2023-05-16 Yuxuan Song , Yongyu Wang

Visible light communication (VLC) could provide short-range optical wireless communication together with illumination using LED lighting. However, conventional forward error correction (FEC) codes for reliable communication do not have the…

信息论 · 计算机科学 2018-10-18 Junbin Fang , Zhen Che , Xiaolong Yu , Zhe Chen , Zoe L. Jiang , Siu-Ming Yiu , Kui Ren , Xiaoqing Tan

We show in this work that reinforcement learning can be successfully applied to decoding short to moderate length sparse graph-based channel codes. Specifically, we focus on low-density parity check (LDPC) codes, which for example have been…

信息论 · 计算机科学 2020-10-20 Salman Habib , Allison Beemer , Joerg Kliewer

In URLLC the performance of short message communications highly depends on the training sequence length due to the stringent latency and reliability requirements. In this paper, we study the performance of cooperative and non-cooperative…

信息论 · 计算机科学 2019-03-07 Parisa Nouri , Hirley Alves , Richard Demo Souza , Matti Latva-aho

Sparse coding (SC) is an automatic feature extraction and selection technique that is widely used in unsupervised learning. However, conventional SC vectorizes the input images, which breaks apart the local proximity of pixels and destructs…

计算机视觉与模式识别 · 计算机科学 2017-03-29 Fei Jiang , Xiao-Yang Liu , Hongtao Lu , Ruimin Shen

We consider the problem of joint source-channel coding for semantic communication from a rateless perspective, the purpose of which is to settle the balance between reliability (distortion/perception) and effectiveness (rate) of…

信息检索 · 计算机科学 2025-01-23 Cheng Peng , Rulong Wang , Yong Xiao

5G technology enhances industries with high-speed, reliable, low-latency communication, revolutionizing mobile broadband and supporting massive IoT connectivity. With the increasing complexity of applications on User Equipment (UE),…

网络与互联网体系结构 · 计算机科学 2025-01-14 Alireza Ebrahimi , Fatemeh Afghah