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The emergence of vertical federated learning (VFL) has stimulated concerns about the imperfection in privacy protection, as shared feature embeddings may reveal sensitive information under privacy attacks. This paper studies the delicate…

密码学与安全 · 计算机科学 2023-08-07 Yuxi Mi , Hongquan Liu , Yewei Xia , Yiheng Sun , Jihong Guan , Shuigeng Zhou

We propose a Bayesian pseudo posterior mechanism to generate record-level synthetic databases equipped with an $(\epsilon,\delta)-$ probabilistic differential privacy (pDP) guarantee, where $\delta$ denotes the probability that any observed…

统计方法学 · 统计学 2021-08-17 Terrance D. Savitsky , Matthew R. Williams , Jingchen Hu

Broad adoption of machine learning techniques has increased privacy concerns for models trained on sensitive data such as medical records. Existing techniques for training differentially private (DP) models give rigorous privacy guarantees,…

机器学习 · 统计学 2019-10-04 Zhengli Zhao , Nicolas Papernot , Sameer Singh , Neoklis Polyzotis , Augustus Odena

We present a differentially private mechanism to display statistics (e.g., the moving average) of a stream of real valued observations where the bound on each observation is either too conservative or unknown in advance. This is…

密码学与安全 · 计算机科学 2018-11-09 Victor Perrier , Hassan Jameel Asghar , Dali Kaafar

The stochastic nature of renewable energy and load demand requires efficient and accurate solutions for probabilistic optimal power flow (OPF). Quantum neural networks (QNNs), which combine quantum computing and machine learning, offer…

系统与控制 · 电气工程与系统科学 2024-12-17 Yuji Cao , Yue Chen , Yan Xu

Decentralized methods are gaining popularity for data-driven models in power systems as they offer significant computational scalability while guaranteeing full data ownership by utility stakeholders. However, decentralized methods still…

分布式、并行与集群计算 · 计算机科学 2020-10-20 Paritosh Ramanan , Murat Yildirim , Nagi Gebraeel , Edmond Chow

Existing approaches for training neural networks with user-level differential privacy (e.g., DP Federated Averaging) in federated learning (FL) settings involve bounding the contribution of each user's model update by clipping it to some…

机器学习 · 计算机科学 2022-05-11 Galen Andrew , Om Thakkar , H. Brendan McMahan , Swaroop Ramaswamy

Federated learning (FL), where data remains at the federated clients, and where only gradient updates are shared with a central aggregator, was assumed to be private. Recent work demonstrates that adversaries with gradient-level access can…

机器学习 · 计算机科学 2022-06-13 Varun Chandrasekaran , Suman Banerjee , Diego Perino , Nicolas Kourtellis

In the field of machine learning, domain-specific annotated data is an invaluable resource for training effective models. However, in the medical domain, this data often includes Personal Health Information (PHI), raising significant…

计算与语言 · 计算机科学 2024-09-13 Tal Baumel , Andre Manoel , Daniel Jones , Shize Su , Huseyin Inan , Aaron , Bornstein , Robert Sim

Creation of a synthetic dataset that faithfully represents the data distribution and simultaneously preserves privacy is a major research challenge. Many space partitioning based approaches have emerged in recent years for answering…

密码学与安全 · 计算机科学 2023-06-26 Eleonora Kreačić , Navid Nouri , Vamsi K. Potluru , Tucker Balch , Manuela Veloso

In this paper we propose Discretely Indexed flows (DIF) as a new tool for solving variational estimation problems. Roughly speaking, DIF are built as an extension of Normalizing Flows (NF), in which the deterministic transport becomes…

Privacy-preserving machine learning algorithms are crucial for the increasingly common setting in which personal data, such as medical or financial records, are analyzed. We provide general techniques to produce privacy-preserving…

机器学习 · 计算机科学 2011-02-18 Kamalika Chaudhuri , Claire Monteleoni , Anand D. Sarwate

Electronic health records (EHRs) linked with familial relationship data offer a unique opportunity to investigate the genetic architecture of complex phenotypes at scale. However, existing heritability and coheritability estimation methods…

统计方法学 · 统计学 2025-11-12 Yinjun Zhao , Nicholas Tatonetti , Yuanjia Wang

Differential Privacy (DP) is a rigorous privacy standard widely adopted in data analysis and machine learning. However, its guarantees rely on correctly introducing randomized noise--an assumption that may not hold if the implementation is…

密码学与安全 · 计算机科学 2025-08-07 Hyukjun Kwon , Chenglin Fan

Individual treatment effect estimation has gained significant attention in recent data science literature. This work introduces the Double Neural Network (Double-NN) method to address this problem within the framework of extended fiducial…

机器学习 · 统计学 2025-05-06 Sehwan Kim , Faming Liang

Differential privacy (DP) quantifies privacy loss by analyzing noise injected into output statistics. For non-trivial statistics, this noise is necessary to ensure finite privacy loss. However, data curators frequently release collections…

密码学与安全 · 计算机科学 2022-12-15 Jeremy Seeman , Matthew Reimherr , Aleksandra Slavkovic

Marginal-based methods achieve promising performance in the synthetic data competition hosted by the National Institute of Standards and Technology (NIST). To deal with high-dimensional data, the distribution of synthetic data is…

机器学习 · 计算机科学 2023-01-26 Ximing Li , Chendi Wang , Guang Cheng

Federated Neuromorphic Learning (FNL) enables energy-efficient and privacy-preserving learning on devices without centralizing data. However, real-world deployments require additional privacy mechanisms that can significantly alter training…

机器学习 · 计算机科学 2026-02-13 Luiz Pereira , Mirko Perkusich , Dalton Valadares , Kyller Gorgônio

Differential Privacy (DP) is a mathematical framework for releasing information with formal privacy guarantees. While numerous DP procedures have been developed for statistical analysis and machine learning, valid statistical inference…

统计方法学 · 统计学 2025-06-27 Ruyu Zhou , Fang Liu

Electronic Health Records (EHR) are high-dimensional data with implicit connections among thousands of medical concepts. These connections, for instance, the co-occurrence of diseases and lab-disease correlations can be informative when…

机器学习 · 计算机科学 2021-03-29 Weicheng Zhu , Narges Razavian