隐私感知协作与分布式贝叶斯优化
Privacy-Aware Collaborative and Distributed Bayesian Optimization
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中文总结 AI 辅助
提出协作元学习框架用于分布式贝叶斯优化,无需原始数据交换。揭示梯度共享问题,评估差分隐私防御,刻画其隐私 - 效用权衡。
中文摘要 AI 辅助
我们提出了一种协作元学习框架,用于分布式贝叶斯优化,无需原始数据交换即可匹配集中式性能。我们表明梯度共享会泄露客户端观测值,随着搜索收敛且查询集中在最优值附近,泄露会加剧。我们评估了一种差分隐私防御,并刻画了其隐私 - 效用权衡。
英文摘要
We propose a collaborative meta-learning framework for distributed Bayesian optimization matching centralized performance without raw-data exchange. We show gradient sharing leaks client observations, with leakage worsening as the search converges and queries concentrate near the optimum. We evaluate a differentially private defense and characterize its privacy-utility trade-off.
发表机构
- School of Industrial Engineering and Management(工业工程与管理学院)
- Oklahoma State University, Stillwater, OK, USA(俄克拉荷马州立大学)
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