相关实验视频
数字双胞胎应用程序的联合学习:一种保护隐私和低延迟的方法
PeerJ. Computer science
|September 24, 2025
概括
本研究介绍了FL-FedDT,这是一种用于数字双胞胎 (DT) 的隐私保护联合学习 (FL) 方法. 它通过使用改进的Paillier加密和可信聚合来增强安全性并减少延迟,保护敏感数据并改进DT映射.
科学领域:
- * 数字双胞胎 (DT) 技术
- * 联邦学习 (FL) 用于保护隐私的AI.
- *分布式系统中的网络安全.
背景情况:
- *数字双胞胎 (DT) 能够实时分析和优化物理系统.
- *在DT中提取敏感数据会给"诚实而又好奇"的提供商带来隐私风险.
- *联合学习 (FL) 提供隐私,但面临数据泄露和恶意客户端的风险.
- *现有的FL方法由于映射偏差和对抗性攻击而陷入精度下降的困境.
研究的目的:
- *为DT应用程序提出一个新的隐私保护和低延迟的FL方案.
- * 在DTs的背景下,提高FL培训的安全性和可靠性.
- *为了减轻隐私泄露,提高DT绘图服务的准确性.
主要方法:
- * 开发了FL-FedDT方案,将FL与DT概念整合在一起.
- *采用了增强的Paillier同态加密算法,用于安全的参数传输.
- * 引入了一个新的超参数和预先计算的随机值,以减少加密时间.
- * 采用可信的FL全球聚合方法,使用学习质量和交互记录.
主要成果:
- *FL-FedDT方案有效地保护本地设备参数,而无需传输原始数据.
- *加密时间显著减少,导致加速模型训练.
- *恶意更新通过动态权重调整来识别和减轻恶意更新.
- * 达到与基线方法相比的训练准确性和安全性.
- *大幅减少FL代时间,提高整体效率.
结论:
- *FL-FedDT为DT系统中的隐私保护和高效FL提供了强大的解决方案.
- * 增强的加密和可信的聚合方法改善了DT映射和服务质量.
- * 拟议的方案解决了分布式学习中的关键安全和隐私挑战.
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