Federated Cubic Regularized Newton Learning with Sparsification-amplified Differential Privacy

Fuente: arXiv
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Autori principali: Huo, Wei, Liu, Changxin, Ding, Kemi, Johansson, Karl Henrik, Shi, Ling
Natura: Preprint
Pubblicazione: 2024
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author Huo, Wei
Liu, Changxin
Ding, Kemi
Johansson, Karl Henrik
Shi, Ling
author_facet Huo, Wei
Liu, Changxin
Ding, Kemi
Johansson, Karl Henrik
Shi, Ling
contents This paper investigates the use of the cubic-regularized Newton method within a federated learning framework while addressing two major concerns that commonly arise in federated learning: privacy leakage and communication bottleneck. We introduce a federated learning algorithm called Differentially Private Federated Cubic Regularized Newton (DP-FCRN). By leveraging second-order techniques, our algorithm achieves lower iteration complexity compared to first-order methods. We also incorporate noise perturbation during local computations to ensure privacy. Furthermore, we employ sparsification in uplink transmission, which not only reduces the communication costs but also amplifies the privacy guarantee. Specifically, this approach reduces the necessary noise intensity without compromising privacy protection. We analyze the convergence properties of our algorithm and establish the privacy guarantee. Finally, we validate the effectiveness of the proposed algorithm through experiments on a benchmark dataset.
format Preprint
id arxiv_https___arxiv_org_abs_2408_04315
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle Federated Cubic Regularized Newton Learning with Sparsification-amplified Differential Privacy
Huo, Wei
Liu, Changxin
Ding, Kemi
Johansson, Karl Henrik
Shi, Ling
Machine Learning
Systems and Control
This paper investigates the use of the cubic-regularized Newton method within a federated learning framework while addressing two major concerns that commonly arise in federated learning: privacy leakage and communication bottleneck. We introduce a federated learning algorithm called Differentially Private Federated Cubic Regularized Newton (DP-FCRN). By leveraging second-order techniques, our algorithm achieves lower iteration complexity compared to first-order methods. We also incorporate noise perturbation during local computations to ensure privacy. Furthermore, we employ sparsification in uplink transmission, which not only reduces the communication costs but also amplifies the privacy guarantee. Specifically, this approach reduces the necessary noise intensity without compromising privacy protection. We analyze the convergence properties of our algorithm and establish the privacy guarantee. Finally, we validate the effectiveness of the proposed algorithm through experiments on a benchmark dataset.
title Federated Cubic Regularized Newton Learning with Sparsification-amplified Differential Privacy
topic Machine Learning
Systems and Control
url https://arxiv.org/abs/2408.04315