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Straggler task detection is one of the main challenges in applying MapReduce for parallelizing and distributing large-scale data processing. It is defined as detecting running tasks on weak nodes. Considering two stages in the Map phase…

分布式、并行与集群计算 · 计算机科学 2020-04-14 Amir Javadpour , Guojun Wang , Samira Rezaei , Kuan Ching Li

Linear regression is a fundamental and primitive problem in supervised machine learning, with applications ranging from epidemiology to finance. In this work, we propose methods for speeding up distributed linear regression. We do so by…

信息论 · 计算机科学 2024-04-02 Neophytos Charalambides , Hessam Mahdavifar , Mert Pilanci , Alfred O. Hero

We propose two coding schemes for distributed matrix multiplication in the presence of stragglers. These coding schemes are adaptations of LT codes and Raptor codes to distributed matrix multiplication and are termed \emph{factored LT (FLT)…

信息论 · 计算机科学 2019-07-26 Asit Kumar Pradhan , Anoosheh Heidarzadeh , Krishna R. Narayanan

The widespread adoption of distributed learning to train a global model from local data has been hindered by the challenge posed by stragglers. Recent attempts to mitigate this issue through gradient coding have proved difficult due to the…

网络与互联网体系结构 · 计算机科学 2023-07-26 Tingting Yang , Xinghan Wang , Jiahong Ning , Yang Yang

Raptor codes are the first class of fountain codes with linear time encoding and decoding. These codes are recommended in standards such as Third Generation Partnership Project (3GPP) and digital video broadcasting. RaptorQ codes are an…

信息论 · 计算机科学 2014-02-19 Keshava M Elliadka , Robert Morelos-Zaragoza

The problem of distributed matrix multiplication with straggler tolerance over finite fields is considered, focusing on field sizes for which previous solutions were not applicable (for instance, the field of two elements). We employ…

信息论 · 计算机科学 2024-12-02 Adrián Fidalgo-Díaz , Umberto Martínez-Peñas

Though deep learning has been applied successfully in many scenarios, malicious inputs with human-imperceptible perturbations can make it vulnerable in real applications. This paper proposes an error-correcting neural network (ECNN) that…

机器学习 · 计算机科学 2021-05-10 Yang Song , Qiyu Kang , Wee Peng Tay

Large-scale distributed learning aims at minimizing a loss function $L$ that depends on a training dataset with respect to a $d$-length parameter vector. The distributed cluster typically consists of a parameter server (PS) and multiple…

信息论 · 计算机科学 2026-03-25 Sifat Munim , Aditya Ramamoorthy

In distributed computing systems with stragglers, various forms of redundancy can improve the average delay performance. We study the optimal replication of data in systems where the job execution time is a stochastically decreasing and…

分布式、并行与集群计算 · 计算机科学 2020-01-01 Amir Behrouzi-Far , Emina Soljanin

We propose a novel coding theoretic framework for mitigating stragglers in distributed learning. We show how carefully replicating data blocks and coding across gradients can provide tolerance to failures and stragglers for Synchronous…

机器学习 · 统计学 2017-03-09 Rashish Tandon , Qi Lei , Alexandros G. Dimakis , Nikos Karampatziakis

Coded matrix multiplication is a technique to enable straggler-resistant multiplication of large matrices in distributed computing systems. In this paper, we first present a conceptual framework to represent the division of work amongst…

信息论 · 计算机科学 2019-07-23 Shahrzad Kiani , Nuwan Ferdinand , Stark C. Draper

Deep neural network (DNN) training continues to scale rapidly in terms of model size, data volume, and sequence length, to the point where multiple machines are required to fit large models for training. Different distributed and parallel…

分布式、并行与集群计算 · 计算机科学 2025-07-08 Xinyu Lian , Sam Ade Jacobs , Lev Kurilenko , Masahiro Tanaka , Stas Bekman , Olatunji Ruwase , Minjia Zhang

A major hurdle in machine learning is scalability to massive datasets. Approaches to overcome this hurdle include compression of the data matrix and distributing the computations. \textit{Leverage score sampling} provides a compressed…

信息论 · 计算机科学 2020-09-16 Neophytos Charalambides , Mert Pilanci , Alfred O. Hero

Communication bottlenecks and the presence of stragglers pose significant challenges in distributed learning (DL). To deal with these challenges, recent advances leverage unbiased compression functions and gradient coding. However, the…

分布式、并行与集群计算 · 计算机科学 2026-03-18 Chengxi Li , Ming Xiao , Mikael Skoglund

When gradient descent (GD) is scaled to many parallel workers for large scale machine learning problems, its per-iteration computation time is limited by the straggling workers. Straggling workers can be tolerated by assigning redundant…

信息论 · 计算机科学 2020-06-24 Emre Ozfatura , Sennur Ulukus , Deniz Gunduz

Recently, the problem of inaccurate learning targets in crowd counting draws increasing attention. Inspired by a few pioneering work, we solve this problem by trying to predict the indices of pre-defined interval bins of counts instead of…

计算机视觉与模式识别 · 计算机科学 2021-08-10 Changan Wang , Qingyu Song , Boshen Zhang , Yabiao Wang , Ying Tai , Xuyi Hu , Chengjie Wang , Jilin Li , Jiayi Ma , Yang Wu

Coded computing has demonstrated promising results in addressing straggler resiliency in distributed computing systems. However, most coded computing schemes are designed for exact computation, requiring the number of responding servers to…

分布式、并行与集群计算 · 计算机科学 2026-03-26 Parsa Moradi , Mohammad Ali Maddah-Ali

This paper considers the problem of distributed learning (DL) in the presence of stragglers. For this problem, DL methods based on gradient coding have been widely investigated, which redundantly distribute the training data to the workers…

机器学习 · 计算机科学 2024-03-25 Chengxi Li , Mikael Skoglund

Fault tolerance is a major concern in distributed computational settings. In the classic master-worker setting, a server (the master) needs to perform some heavy computation which it may distribute to $m$ other machines (workers) in order…

分布式、并行与集群计算 · 计算机科学 2024-10-30 Keren Censor-Hillel , Yuka Machino , Pedro Soto

Equilibrium Propagation (EP) is a biologically-inspired algorithm for convergent RNNs with a local learning rule that comes with strong theoretical guarantees. The parameter updates of the neural network during the credit assignment phase…

神经与进化计算 · 计算机科学 2020-06-09 Axel Laborieux , Maxence Ernoult , Benjamin Scellier , Yoshua Bengio , Julie Grollier , Damien Querlioz