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Differential privacy (DP) is widely employed to provide privacy protection for individuals by limiting information leakage from the aggregated data. Two well-known models of DP are the central model and the local model. The former requires…

密码学与安全 · 计算机科学 2024-11-05 Yucheng Fu , Tianhao Wang

Privacy is a major issue in learning from distributed data. Recently the cryptographic literature has provided several tools for this task. However, these tools either reduce the quality/accuracy of the learning algorithm---e.g., by adding…

机器学习 · 计算机科学 2019-04-12 Maksim Tsikhanovich , Malik Magdon-Ismail , Muhammad Ishaq , Vassilis Zikas

Deep learning models leak significant amounts of information about their training datasets. Previous work has investigated training models with differential privacy (DP) guarantees through adding DP noise to the gradients. However, such…

机器学习 · 计算机科学 2020-07-23 Milad Nasr , Reza Shokri , Amir houmansadr

Federated learning (FL) is a distributed machine learning method where multiple devices collaboratively train a model under the management of a central server without sharing underlying data. One of the key challenges of FL is the…

计算机视觉与模式识别 · 计算机科学 2026-04-28 Emre Ardıç , Yakup Genç

Federated learning has emerged as an attractive approach to protect data privacy by eliminating the need for sharing clients' data while reducing communication costs compared with centralized machine learning algorithms. However, recent…

ML models are ubiquitous in real world applications and are a constant focus of research. At the same time, the community has started to realize the importance of protecting the privacy of ML training data. Differential Privacy (DP) has…

Deep Metric Learning (DML) is a group of techniques that aim to measure the similarity between objects through the neural network. Although the number of DML methods has rapidly increased in recent years, most previous studies cannot…

机器学习 · 计算机科学 2022-12-02 Chenkang Zhang , Lei Luo , Bin Gu

Designing privacy-preserving machine learning algorithms has received great attention in recent years, especially in the setting when the data contains sensitive information. Differential privacy (DP) is a widely used mechanism for data…

机器学习 · 计算机科学 2025-09-11 Chunyang Liao , Deanna Needell , Hayden Schaeffer , Alexander Xue

In this paper, to effectively prevent information leakage, we propose a novel framework based on the concept of differential privacy (DP), in which artificial noises are added to the parameters at the clients side before aggregating,…

机器学习 · 计算机科学 2019-11-11 Kang Wei , Jun Li , Ming Ding , Chuan Ma , Howard H. Yang , Farokhi Farhad , Shi Jin , Tony Q. S. Quek , H. Vincent Poor

Motivated by recent applications requiring differential privacy over adaptive streams, we investigate the question of optimal instantiations of the matrix mechanism in this setting. We prove fundamental theoretical results on the…

机器学习 · 计算机科学 2023-01-19 Sergey Denisov , Brendan McMahan , Keith Rush , Adam Smith , Abhradeep Guha Thakurta

Differential Privacy (DP) provides a rigorous framework for privacy, ensuring the outputs of data-driven algorithms remain statistically indistinguishable across datasets that differ in a single entry. While guaranteeing DP generally…

机器学习 · 计算机科学 2025-10-17 Yizhou Zhang , Kishan Panaganti , Laixi Shi , Juba Ziani , Adam Wierman

Fine-tuning large pre-trained foundation models (FMs) on distributed edge devices presents considerable computational and privacy challenges. Federated fine-tuning (FedFT) mitigates some privacy issues by facilitating collaborative model…

机器学习 · 计算机科学 2024-11-28 Tianqu Kang , Zixin Wang , Hengtao He , Jun Zhang , Shenghui Song , Khaled B. Letaief

Differential privacy (DP) is the de facto standard for training machine learning (ML) models, including neural networks, while ensuring the privacy of individual examples in the training set. Despite a rich literature on how to train ML…

机器学习 · 计算机科学 2022-02-10 Alexey Kurakin , Shuang Song , Steve Chien , Roxana Geambasu , Andreas Terzis , Abhradeep Thakurta

We consider the problems of Private and Secure Matrix Multiplication (PSMM) and Fully Private Matrix Multiplication (FPMM), for which matrices privately selected by a master node are multiplied at distributed worker nodes without revealing…

信息论 · 计算机科学 2022-06-24 Jinbao Zhu , Songze Li

Recommendation systems rely heavily on users behavioural and preferential data (e.g. ratings, likes) to produce accurate recommendations. However, users experience privacy concerns due to unethical data aggregation and analytical practices…

机器学习 · 计算机科学 2021-03-09 Jeyamohan Neera , Xiaomin Chen , Nauman Aslam , Kezhi Wang , Zhan Shu

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) has become the standard for private data analysis. Certain machine learning applications only require privacy protection for specific protected attributes. Using naive variants of differential privacy in such use…

密码学与安全 · 计算机科学 2025-06-25 Saeed Mahloujifar , Chuan Guo , G. Edward Suh , Kamalika Chaudhuri

Differential privacy is one of the methods to solve the problem of privacy protection in federated learning. Setting the same privacy budget for each round will result in reduced accuracy in training. The existing methods of the adjustment…

密码学与安全 · 计算机科学 2024-08-20 Zhiqiang Wang , Xinyue Yu , Qianli Huang , Yongguang Gong

Multiresolution Matrix Factorization (MMF) was recently introduced as a method for finding multiscale structure and defining wavelets on graphs/matrices. In this paper we derive pMMF, a parallel algorithm for computing the MMF…

数值分析 · 计算机科学 2015-07-17 Risi Kondor , Nedelina Teneva , Pramod K. Mudrakarta

We consider the task of multiple parameter estimation in the presence of strong correlated noise with a network of distributed sensors. We study how to find and improve noise-insensitive strategies. We show that sequentially probing GHZ…

量子物理 · 物理学 2024-07-02 Arne Hamann , Pavel Sekatski , Wolfgang Dür