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Summary of Federated Learning with Bilateral Curation For Partially Class-disjoint Data, by Ziqing Fan et al.


Federated Learning with Bilateral Curation for Partially Class-Disjoint Data

by Ziqing Fan, Ruipeng Zhang, Jiangchao Yao, Bo Han, Ya Zhang, Yanfeng Wang

First submitted to arxiv on: 29 May 2024

Categories

  • Main: Machine Learning (cs.LG)
  • Secondary: Distributed, Parallel, and Cluster Computing (cs.DC)

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GrooveSquid.com Paper Summaries

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Summary difficulty Written by Summary
High Paper authors High Difficulty Summary
Read the original abstract here
Medium GrooveSquid.com (original content) Medium Difficulty Summary
The proposed FedGELA approach tackles the challenges of partially class-disjoint data in federated learning. By leveraging simplex Equiangular Tight Frame (ETF) for global fairness and local adaptation, FedGELA addresses the angle collapse problem for missing classes and space waste problem for existing classes. The method provides fair classification, avoids inaccurate updates, and utilizes locally missing class spaces. Experimental results on various datasets demonstrate an averaged improvement of 3.9% over FedAvg and 1.5% over best baselines, with local and global convergence guarantees. The authors provide open-source code at https://github.com/MediaBrain-SJTU/FedGELA.git.
Low GrooveSquid.com (original content) Low Difficulty Summary
Partially class-disjoint data in federated learning is a challenge that existing methods can’t overcome. A new approach called FedGELA addresses this issue by using a simplex Equiangular Tight Frame to make the classifier fair and equal for all classes. This helps avoid inaccurate updates and makes the most of missing class spaces. The results show that FedGELA works well, improving performance by 3.9% over another method and 1.5% over other baselines.

Keywords

» Artificial intelligence  » Classification  » Federated learning