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Nowadays, large and complex deep learning (DL) models are increasingly trained in a distributed manner across multiple worker machines, in which extensive communications between workers pose serious scaling problems. In this article, we…

Distributed, Parallel, and Cluster Computing · Computer Science 2020-11-10 Shaohuai Shi , Zhenheng Tang , Xiaowen Chu , Chengjian Liu , Wei Wang , Bo Li

This paper investigates the performance of a two-user downlink non-orthogonal multiple access (NOMA) system using hybrid automatic repeat request with chase combining (HARQ-CC) in finite blocklength. First, an analytical framework is…

Signal Processing · Electrical Eng. & Systems 2020-02-04 Dileepa Marasinghe , Nandana Rajatheva , Matti Latva-aho

Transformer models have established new benchmarks in natural language processing; however, their increasing depth results in substantial growth in parameter counts. While existing recurrent transformer methods address this issue by…

Computation and Language · Computer Science 2025-05-27 Anthony Nguyen , Wenjun Lin

Extended Reality (XR) is one of the most important media applications in 5\textsuperscript{th} Generation (5G) and 5G-Advanced. XR traffic is characterized by high data rates with bounded latency constraints, which is challenging for…

Signal Processing · Electrical Eng. & Systems 2022-08-26 Pouria Paymard , Abolfazl Amiri , Troels E. Kolding , Klaus I. Pedersen

This PhD thesis considers the performance evaluation and enhancement of video communication over wireless channels. The system model considers hybrid automatic repeat request (HARQ) with Chase combining and turbo product codes (TPC). The…

Information Theory · Computer Science 2017-06-12 Husameldin Mukhtar

The rapid growth of data across fields of science and industry has increased the need to improve the performance of end-to-end data transfers while using the resources more efficiently. In this paper, we present a dynamic, multiparameter…

Distributed, Parallel, and Cluster Computing · Computer Science 2026-03-27 Hasibul Jamil , Jacob Goldverg , Elvis Rodrigues , MD S Q Zulkar Nine , Tevfik Kosar

We study the asymptotic outage performance of incremental redundancy automatic repeat request (INR-ARQ) transmission over the multiple-input multiple-output (MIMO) block-fading channels with discrete input constellations. We first show that…

Information Theory · Computer Science 2010-06-11 Khoa D. Nguyen , Lars K. Rasmussen , Albert Guillen i Fabregas , Nick Letzepis

Entity Resolution (ER) is a critical task for data integration, yet state-of-the-art supervised deep learning models remain impractical for many real-world applications due to their need for massive, expensive-to-obtain labeled datasets.…

Databases · Computer Science 2026-01-29 Dimitrios Karapiperis , Leonidas Akritidis , Panayiotis Bozanis , Vassilios Verykios

Secure ultra-reliable low-latency communication (URLLC) has been recently investigated with the fundamental limits of finite block length (FBL) regime in mind. Analysis has revealed that when eavesdroppers outnumber BS antennas or enjoy a…

Signal Processing · Electrical Eng. & Systems 2021-11-30 Mohammad Naseri Tehrani , Shahrokh Farahmand

Hybrid-ARQ protocols have become common in many packet transmission systems due to their incorporation in various standards. Hybrid-ARQ combines the normal automatic repeat request (ARQ) method with error correction codes to increase…

Information Theory · Computer Science 2015-05-27 Mayur Agrawal , Zachary Chance , David J. Love , Venkataramanan Balakrishnan

We propose a novel interference prediction scheme to improve link adaptation (LA) in densely deployed industrial sub-networks (SNs) with high-reliability and low-latency communication (HRLLC) requirements. The proposed method aims to…

Signal Processing · Electrical Eng. & Systems 2026-02-05 Pramesh Gautam , Ravi Sharan Bhagavathula , Paolo Baracca , Carsten Bockelmann , Thorsten Wild , Armin Dekorsy

Real-time remote estimation is critical for mission-critical applications including industrial automation, smart grid and tactile Internet. In this paper, we propose a hybrid automatic repeat request (HARQ)-based real-time remote estimation…

Information Theory · Computer Science 2024-10-30 Kang Huang , Wanchun Liu , Mahyar Shirvanimoghaddam , Yonghui Li , Branka Vucetic

A cross-layer optimization approach is adopted for the design of symmetric random access wireless systems. Instead of the traditional collision model, a more realistic physical layer model is considered. Based on this model, an Incremental…

Information Theory · Computer Science 2007-07-16 Young-Han Nam , Praveen Kumar Gopala , Hesham El Gamal

In this paper, we compare the performance of three different cooperative Hybrid Automatic Repeat reQuest (HARQ) protocols for slow-fading half-duplex orthogonal multiple access multiple relay channel. Channel State Information (CSI) is…

Signal Processing · Electrical Eng. & Systems 2018-08-29 Stefan Cerović , Raphaël Visoz , Louis Madier

6G networks are composed of subnetworks expected to meet ultra-reliable low-latency communication (URLLC) requirements for mission-critical applications such as industrial control and automation. An often-ignored aspect in URLLC is…

Systems and Control · Electrical Eng. & Systems 2025-07-17 Fateme Salehi , Aamir Mahmood , Sarder Fakhrul Abedin , Kyi Thar , Mikael Gidlund

This paper analyzes wireless network control for remote estimation of linear time-invariant dynamical systems under various Hybrid Automatic Repeat Request (HARQ) packet retransmission schemes. In conventional HARQ, packet reliability…

Information Theory · Computer Science 2023-01-16 Faisal Nadeem , Yonghui Li , Branka Vucetic , Mahyar Shirvanimoghaddam

This work investigates the design of Hybrid Automatic Repeat Request (HARQ) strategies for downlink Rate-Splitting Multiple Access (RSMA). The existence of private and common stream as well as their conditioning for Successive Interference…

Information Theory · Computer Science 2023-09-06 Rafael Cerna Loli , Onur Dizdar , Bruno Clerckx , Petar Popovski

In this paper, we consider an automatic-repeat-request (ARQ) retransmission protocol signaling over a block-fading multiple-input, multiple-output (MIMO) channel. Unlike previous work, we allow for multiple fading blocks within each…

Information Theory · Computer Science 2016-11-15 Allen Chuang , Albert Guillen i Fabregas , Lars K. Rasmussen , Iain B. Collings

Recently, we have struck the balance between the information freshness, in terms of age of information (AoI), experienced by users and energy consumed by sensors, by appropriately activating sensors to update their current status in caching…

Machine Learning · Computer Science 2021-04-15 Chao Xu , Yiping Xie , Xijun Wang , Howard H. Yang , Dusit Niyato , Tony Q. S. Quek

We consider a class of wireless powered devices employing Hybrid Automatic Repeat reQuest (HARQ) to ensure reliable end-to-end communications over a two-state time-varying channel. A receiver, with no power source, relies on the energy…

Networking and Internet Architecture · Computer Science 2019-02-13 Mehdi Salehi Heydar Abad , Ozgur Ercetin , Mohamed Nafie , Tamer Elbatt
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