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Training the deep convolutional neural network for computer vision problems is slow and inefficient, especially when it is large and distributed across multiple devices. The inefficiency is caused by the backpropagation algorithm's forward…

机器学习 · 计算机科学 2022-01-20 An Xu , Zhouyuan Huo , Heng Huang

Large-scale distributed computing systems face two major bottlenecks that limit their scalability: straggler delay caused by the variability of computation times at different worker nodes and communication bottlenecks caused by shuffling…

信息论 · 计算机科学 2017-07-04 Amirhossein Reisizadeh , Ramtin Pedarsani

In distributed synchronous gradient descent (GD) the main performance bottleneck for the per-iteration completion time is the slowest \textit{straggling} workers. To speed up GD iterations in the presence of stragglers, coded distributed…

信息论 · 计算机科学 2020-11-04 Baturalp Buyukates , Emre Ozfatura , Sennur Ulukus , Deniz Gunduz

In a distributed computing system operating according to the map-shuffle-reduce framework, coding data prior to storage can be useful both to reduce the latency caused by straggling servers and to decrease the inter-server communication…

信息论 · 计算机科学 2018-08-22 Jingjing Zhang , Osvaldo Simeone

Matrix multiplication over the real field constitutes a foundational operation in the training of deep learning models, serving as a computational cornerstone for both forward and backward propagation processes. However, the presence of…

信息论 · 计算机科学 2025-08-07 Hao Shi , Zhengyi Jiang , Zhongyi Huang , Bo Bai , Gong Zhang , Hanxu Hou

Deep neural networks (DNNs) are susceptible to universal adversarial perturbations (UAPs). These perturbations are meticulously designed to fool the target model universally across all sample classes. Unlike instance-specific adversarial…

机器学习 · 计算机科学 2025-04-17 Yechao Zhang , Yingzhe Xu , Junyu Shi , Leo Yu Zhang , Shengshan Hu , Minghui Li , Yanjun Zhang

We consider the problem of stragglers in distributed computing systems. Stragglers, which are compute nodes that unpredictably slow down, often increase the completion times of tasks. One common approach to mitigating stragglers is work…

分布式、并行与集群计算 · 计算机科学 2024-11-07 Tharindu Adikari , Haider Al-Lawati , Jason Lam , Zhenhua Hu , Stark C. Draper

Distributed gradient descent (DGD) is an efficient way of implementing gradient descent (GD), especially for large data sets, by dividing the computation tasks into smaller subtasks and assigning to different computing servers (CSs) to be…

信息论 · 计算机科学 2018-11-29 Emre Ozfatura , Deniz Gunduz , Sennur Ulukus

We consider the problem of secure distributed matrix multiplication (SDMM). Coded computation has been shown to be an effective solution in distributed matrix multiplication, both providing privacy against workers and boosting the…

信息论 · 计算机科学 2022-02-08 Burak Hasircioglu , Jesus Gomez-Vilardebo , Deniz Gunduz

As data becomes increasingly vital, a company would be very cautious about releasing data, because the competitors could use it to train high-performance models, thereby posing a tremendous threat to the company's commercial competence. To…

机器学习 · 计算机科学 2023-04-13 Sizhe Chen , Geng Yuan , Xinwen Cheng , Yifan Gong , Minghai Qin , Yanzhi Wang , Xiaolin Huang

Coded distributed computing has been considered as a promising technique which makes large-scale systems robust to the "straggler" workers. Yet, practical system models for distributed computing have not been available that reflect the…

信息论 · 计算机科学 2019-01-17 Muah Kim , Jy-yong Sohn , Jaekyun Moon

Existing gradient coding schemes introduce identical redundancy across the coordinates of gradients and hence cannot fully utilize the computation results from partial stragglers. This motivates the introduction of diverse redundancies…

分布式、并行与集群计算 · 计算机科学 2021-09-21 Qi Wang , Ying Cui , Chenglin Li , Junni Zou , Hongkai Xiong

We consider the setting where a master wants to run a distributed stochastic gradient descent (SGD) algorithm on $n$ workers each having a subset of the data. Distributed SGD may suffer from the effect of stragglers, i.e., slow or…

机器学习 · 计算机科学 2023-10-18 Serge Kas Hanna , Rawad Bitar , Parimal Parag , Venkat Dasari , Salim El Rouayheb

Distributed implementations are crucial in speeding up large scale machine learning applications. Distributed gradient descent (GD) is widely employed to parallelize the learning task by distributing the dataset across multiple workers. A…

信息论 · 计算机科学 2021-03-02 Baturalp Buyukates , Emre Ozfatura , Sennur Ulukus , Deniz Gunduz

A cumbersome operation in numerical analysis and linear algebra, optimization, machine learning and engineering algorithms; is inverting large full-rank matrices which appears in various processes and applications. This has both numerical…

数值分析 · 数学 2022-06-24 Neophytos Charalambides , Mert Pilanci , Alfred O. Hero

Gradient coding is a distributed computing technique aiming to provide robustness against slow or non-responsive computing nodes, known as stragglers, while balancing the computational load for responsive computing nodes. Among existing…

信息论 · 计算机科学 2026-05-15 Yuxin Jiang , Wenqin Zhang , Lele Wang

The purpose of this study is to test the effectiveness of current straggler mitigation techniques over different important iterative convergent machine learning(ML) algorithm including Matrix Factorization (MF), Multinomial Logistic…

分布式、并行与集群计算 · 计算机科学 2023-08-31 Benjamin Wong

In this paper, we propose an open-loop unequal-error-protection querying policy based on superposition coding for the noisy 20 questions problem. In this problem, a player wishes to successively refine an estimate of the value of a…

信息论 · 计算机科学 2018-01-03 Hye Won Chung , Brian M. Sadler , Lizhong Zheng , Alfred O. Hero

Despite the notable success of deep neural networks (DNNs) in solving complex tasks, the training process still remains considerable challenges. A primary obstacle is the substantial time required for training, particularly as high…

机器学习 · 计算机科学 2025-09-09 Viet Hoang Pham , Hyo-Sung Ahn

We consider the problem of private distributed matrix multiplication under limited resources. Coded computation has been shown to be an effective solution in distributed matrix multiplication, both providing privacy against the workers and…

信息论 · 计算机科学 2021-07-14 Burak Hasircioglu , Jesus Gomez-Vilardebo , Deniz Gunduz