Benchmarking federated strategies in Peer-to-Peer Federated learning for biomedical data

The increasing requirements for data protection and privacy have attracted a huge research interest on distributed artificial intelligence and specifically on federated learning, an emerging machine learning approach that allows the construction of a model between several participants who hold their...

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Main Authors: Jose L. Salmeron, Irina Arévalo, Antonio Ruiz-Celma
Format: Article
Language:English
Published: Elsevier 2023-06-01
Series:Heliyon
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2405844023041324
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author Jose L. Salmeron
Irina Arévalo
Antonio Ruiz-Celma
author_facet Jose L. Salmeron
Irina Arévalo
Antonio Ruiz-Celma
author_sort Jose L. Salmeron
collection DOAJ
description The increasing requirements for data protection and privacy have attracted a huge research interest on distributed artificial intelligence and specifically on federated learning, an emerging machine learning approach that allows the construction of a model between several participants who hold their own private data. In the initial proposal of federated learning the architecture was centralised and the aggregation was done with federated averaging, meaning that a central server will orchestrate the federation using the most straightforward averaging strategy. This research is focused on testing different federated strategies in a peer-to-peer environment. The authors propose various aggregation strategies for federated learning, including weighted averaging aggregation, using different factors and strategies based on participant contribution. The strategies are tested with varying data sizes to identify the most robust ones. This research tests the strategies with several biomedical datasets and the results of the experiments show that the accuracy-based weighted average outperforms the classical federated averaging method.
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spelling doaj.art-c9101e5cd63f45bab101f8692dd3e32b2023-06-08T04:19:36ZengElsevierHeliyon2405-84402023-06-0196e16925Benchmarking federated strategies in Peer-to-Peer Federated learning for biomedical dataJose L. Salmeron0Irina Arévalo1Antonio Ruiz-Celma2CUNEF Universidad, Madrid, Spain; Universidad Autónoma de Chile, ChileUniversidad Pablo de Olavide, Seville, Spain; Corresponding author.Universidad de Extremadura, Badajoz, SpainThe increasing requirements for data protection and privacy have attracted a huge research interest on distributed artificial intelligence and specifically on federated learning, an emerging machine learning approach that allows the construction of a model between several participants who hold their own private data. In the initial proposal of federated learning the architecture was centralised and the aggregation was done with federated averaging, meaning that a central server will orchestrate the federation using the most straightforward averaging strategy. This research is focused on testing different federated strategies in a peer-to-peer environment. The authors propose various aggregation strategies for federated learning, including weighted averaging aggregation, using different factors and strategies based on participant contribution. The strategies are tested with varying data sizes to identify the most robust ones. This research tests the strategies with several biomedical datasets and the results of the experiments show that the accuracy-based weighted average outperforms the classical federated averaging method.http://www.sciencedirect.com/science/article/pii/S2405844023041324Federated learningPrivacy-preserving machine learning
spellingShingle Jose L. Salmeron
Irina Arévalo
Antonio Ruiz-Celma
Benchmarking federated strategies in Peer-to-Peer Federated learning for biomedical data
Heliyon
Federated learning
Privacy-preserving machine learning
title Benchmarking federated strategies in Peer-to-Peer Federated learning for biomedical data
title_full Benchmarking federated strategies in Peer-to-Peer Federated learning for biomedical data
title_fullStr Benchmarking federated strategies in Peer-to-Peer Federated learning for biomedical data
title_full_unstemmed Benchmarking federated strategies in Peer-to-Peer Federated learning for biomedical data
title_short Benchmarking federated strategies in Peer-to-Peer Federated learning for biomedical data
title_sort benchmarking federated strategies in peer to peer federated learning for biomedical data
topic Federated learning
Privacy-preserving machine learning
url http://www.sciencedirect.com/science/article/pii/S2405844023041324
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