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MedShieldFL-一个保护隐私的混合联合学习框架,用于智能医疗保健系统
Dileep Kumar Murala1, G Siva Krishna2, Tanneeru Venkata Surya Kiran3
1Department of Computer Science and Engineering, Faculty of Science and Technology, ICFAI Foundation for Higher Education, Hyderabad, 501203, Telangana, India.
Scientific reports
|December 4, 2025
概括
这项研究介绍了MedShieldFL,这是一个保护隐私的联合学习系统,用于脑瘤分类. 它提高了AI诊断的准确性,同时保护机构间敏感的患者数据.
科学领域:
- 人工智能在医学中的应用
- 医学成像分析 医学成像分析
- 计算神经科学是一种神经科学.
背景情况:
- 医疗诊断的集中深度学习模型面临着诸如数据隐私问题,阶级不平衡和有限的数据集多样性等挑战.
- 这些局限性阻碍了人工智能在医疗保健中的广泛应用,特别是对于像脑瘤扫描等敏感数据.
研究的目的:
- 引入MedShieldFL,一种混合隐私保护联合学习架构,用于在多个医疗机构安全,分散的脑瘤分类.
- 在人工智能驱动的医学诊断中解决数据隐私,阶级不平衡和计算效率问题.
主要方法:
- 使用ResNet-18分类器实现了一种混合隐私保护联合学习架构 (MedShieldFL).
- 利用数据增强技术来缓解阶级不平衡问题.
- 采用同态加密来安全聚合模型更新,确保患者数据的机密性.
主要成果:
- MedShieldFL实现了准确的数据分类率在93%至96%之间.
- 与传统的联合学习模型相比,其表现提高了约2%.
- 确保加密的计算开销在实际应用中保持在可接受的范围内.
结论:
- MedShieldFL为基于AI的脑瘤分类提供了一个安全,分散和保护隐私的解决方案.
- 该框架平衡了诊断准确性,强大的数据保护和可接受的计算性能.
- 这项技术有助于将安全和可互操作的AI整合到现有医疗保健系统中,用于医学图像评估.
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