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Distributed Leger Technologies (DLTs), most notably Blockchain technologies, bring decentralised platforms that eliminate a single trusted third party and avoid the notorious single point of failure vulnerability. Since Nakamoto's Bitcoin…

密码学与安全 · 计算机科学 2019-11-21 Qiang Tang

A decentralized federated learning architecture is proposed to apply to the Businesses-to-Businesses scenarios by introducing the consortium blockchain in this paper. We introduce a model verification mechanism to ensure the quality of…

机器学习 · 统计学 2021-05-11 Pengcheng Ren , Tongjiang Yan

The continuous thriving of the Blockchain society motivates research in novel designs of schemes supporting cryptocurrencies. Previously multiple Proof-of-Deep-Learning(PoDL) consensuses have been proposed to replace hashing with useful…

机器学习 · 计算机科学 2023-08-01 Boyang Li , Bingyu Shen , Qing Lu , Taeho Jung , Yiyu Shi

Robust machine learning (ML) models can be developed by leveraging large volumes of data and distributing the computational tasks across numerous devices or servers. Federated learning (FL) is a technique in the realm of ML that facilitates…

In this paper, we propose a method for privacy-preserving federated learning that uses randomly selected model parameters to update global models. High-quality deep neural networks (DNN) models require a huge amount of training data in…

密码学与安全 · 计算机科学 2026-05-05 Hiroto Sawada , Shoko Imaizumi , Hitoshi Kiya

Blockchain has come a long way: a system that was initially proposed specifically for cryptocurrencies is now being adapted and adopted as a general-purpose transactional system. As blockchain evolves into another data management system,…

数据库 · 计算机科学 2021-01-18 Pingcheng Ruan , Tien Tuan Anh Dinh , Dumitrel Loghin , Meihui Zhang , Gang Chen , Qian Lin , Beng Chin Ooi

Recent advances in blockchain technologies have provided exciting opportunities for decentralized applications. Specifically, blockchain-based smart contracts enable credible transactions without authorized third parties. The attractive…

密码学与安全 · 计算机科学 2018-03-19 Jiayu Zhou , Fengyi Tang , He Zhu , Ning Nan , Ziheng Zhou

Federated Semi-supervised Learning (FedSSL) has emerged as a new paradigm for allowing distributed clients to collaboratively train a machine learning model over scarce labeled data and abundant unlabeled data. However, existing works for…

机器学习 · 计算机科学 2023-05-02 Jie Zhang , Xiaosong Ma , Song Guo , Wenchao Xu

Federated learning becomes a prominent approach when different entities want to learn collaboratively a common model without sharing their training data. However, Federated learning has two main drawbacks. First, it is quite bandwidth…

密码学与安全 · 计算机科学 2021-03-02 Raouf Kerkouche , Gergely Ács , Claude Castelluccia , Pierre Genevès

Background: Deep learning has potential to improve the efficiency and consistency of radiation therapy planning, but clinical adoption is hindered by the limited model generalizability due to data scarcity and heterogeneity among…

分布式、并行与集群计算 · 计算机科学 2025-05-22 Jingyun Chen , David Horowitz , Yading Yuan

Advanced adversarial attacks such as membership inference and model memorization can make federated learning (FL) vulnerable and potentially leak sensitive private data. Local differentially private (LDP) approaches are gaining more…

密码学与安全 · 计算机科学 2022-08-04 M. A. P. Chamikara , Dongxi Liu , Seyit Camtepe , Surya Nepal , Marthie Grobler , Peter Bertok , Ibrahim Khalil

In the era of deep learning, federated learning (FL) presents a promising approach that allows multi-institutional data owners, or clients, to collaboratively train machine learning models without compromising data privacy. However, most…

机器学习 · 计算机科学 2024-03-13 Nanqing Dong , Zhipeng Wang , Jiahao Sun , Michael Kampffmeyer , William Knottenbelt , Eric Xing

Consider two data providers, each maintaining private records of different feature sets about common entities. They aim to learn a linear model jointly in a federated setting, namely, data is local and a shared model is trained from locally…

In the context of Multi-access Edge Computing (MEC), the task sharing mechanism among edge servers is an activity of vital importance for speeding up the computing process and thereby improve user experience. The distributed resources in…

网络与互联网体系结构 · 计算机科学 2020-06-26 Angelo Vera Rivera , Ahmed Refaey , Ekram Hossain

Authoring, developing, monitoring, and analyzing business processes has requires both domain and IT expertise since Business Process Management tools and practices have focused on enterprise applications and not end users. There are trends,…

计算机与社会 · 计算机科学 2019-06-26 Aleksander Slominski , Vinod Muthusamy

Federated learning has emerged as a powerful framework for analysing distributed data, yet two challenges remain pivotal: heterogeneity across sites and privacy of local data. In this paper, we address both challenges within a federated…

机器学习 · 计算机科学 2026-04-07 Mengchu Li , Ye Tian , Yang Feng , Yi Yu

Data privacy is a major concern in industries such as healthcare or finance. The requirement to safeguard privacy is essential to prevent data breaches and misuse, which can have severe consequences for individuals and organisations.…

机器学习 · 计算机科学 2024-12-18 Jose L Salmeron , Irina Arévalo

Private permissioned blockchains are deployed in ever greater numbers to facilitate cross-organizational processes in various industries, particularly in supply chain management. One popular example of this trend is Hyperledger Fabric.…

性能 · 计算机科学 2023-01-05 Tobias Guggenberger , Johannes Sedlmeir , Gilbert Fridgen , André Luckow

Machine learning is critical for innovation and efficiency in financial markets, offering predictive models and data-driven decision-making. However, challenges such as missing data, lack of transparency, untimely updates, insecurity, and…

综合经济学 · 经济学 2024-11-27 Jingfeng Chen , Wanlin Deng , Dangxing Chen , Luyao Zhang

Accurate real-time traffic flow prediction can be leveraged to relieve traffic congestion and associated negative impacts. The existing centralized deep learning methodologies have demonstrated high prediction accuracy, but suffer from…

分布式、并行与集群计算 · 计算机科学 2023-05-30 Collin Meese , Hang Chen , Syed Ali Asif , Wanxin Li , Chien-Chung Shen , Mark Nejad
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