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RANDOMIZED KACZMARZ IN ADVERSARIAL DISTRIBUTED SETTING

delete2024-06-19
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OA
AI
L
Longxiu Huang
X
Xia Li *
D
Deanna Needell
DOI:10.1137/23M1554357delete
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Abstract

Abstract

En 中文
Developing large-scale distributed methods that are robust to the presence of adversarial or corrupted workers is an important part of making such methods practical for real-world problems. In this paper, we propose an iterative approach that is adversary-tolerant for convex optimization problems. By leveraging simple statistics, our method ensures convergence and is capable of adapting to adversarial distributions. Additionally, the efficiency of the proposed methods for solving convex problems is shown in simulations with the presence of adversaries. Through simulations, we demonstrate the efficiency of our approach in the presence of adversaries and its ability to identify adversarial workers with high accuracy and tolerate varying levels of adversary rates.
Keywords:
randomized Kaczmarz
adversarial optimization
distributed computing
mode detection

Journal

SIAM Journal on Scientific Computing cover
SIAM Journal on Scientific Computing
IF:
2.6
Papers:
5.1K
Citations:
1.8W

Organization

University of California System cover
University of California System
Scholars:
37.5W
Papers: 33.7W
Citations: 6.6K
M
Microsoft
Scholars:
3.0K
Papers: 2.7K
Citations: 7
M
michigan state university
Scholars:
3.6W
Papers: 3.2W
Citations: 44
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