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研究人员提出新方法以稳定异质协变量下的私有LASSO

研究人员开发了一种新方法,用于在差分隐私约束下处理异质协变量尺度时稳定LASSO算法。他们的方法,称为基于Gram的各向异性目标扰动,旨在抵消由变化的协变量结构引起的失真,而无需消耗额外的隐私预算。该技术使用近似消息传递框架进行分析,据报道,与传统的均匀噪声注入相比,它增强了收敛稳定性,并提高了统计效率和隐私性能。 AI

影响 引入了一种在不牺牲效率的情况下增强统计估计隐私的新技术。

排序理由 关于隐私保护机器学习新颖统计方法的学术论文。

在 arXiv stat.ML 阅读 →

AI 生成摘要 · Google Gemini · 来自 2 个来源。 我们如何撰写摘要 →

研究人员提出新方法以稳定异质协变量下的私有LASSO

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报道来源 [2]

  1. arXiv stat.ML TIER_1 English(EN) · Haruka Tanzawa, Ayaka Sakata ·

    通过各向异性目标扰动稳定异质协变量下的私有LASSO

    arXiv:2605.01492v1 Announce Type: new Abstract: We study high-dimensional LASSO under differential privacy via objective perturbation with heterogeneous covariate scales. In practical scenarios, covariates often exhibit diverse scales; however, standard preprocessing is problemat…

  2. arXiv stat.ML TIER_1 English(EN) · Ayaka Sakata ·

    通过各向异性目标扰动稳定异质协变量下的私有LASSO

    We study high-dimensional LASSO under differential privacy via objective perturbation with heterogeneous covariate scales. In practical scenarios, covariates often exhibit diverse scales; however, standard preprocessing is problematic under privacy constraints, as it consumes add…