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This study presents an efficient approach for incomplete data classification, where the entries of samples are missing or masked due to privacy preservation. To deal with these incomplete data, a new kernel function with asymmetric…

Machine Learning · Computer Science 2016-11-22 Bo-Wei Chen

The privacy concern in federated clustering has attracted considerable attention in past decades. Many privacy-preserving clustering algorithms leverage cryptographic techniques like homomorphic encryption or secure multiparty computation,…

Cryptography and Security · Computer Science 2023-12-14 Qiongxiu Li , Lixia Luo

Large Language Models (LLMs) represent a significant advancement in artificial intelligence, finding applications across various domains. However, their reliance on massive internet-sourced datasets for training brings notable privacy…

Cryptography and Security · Computer Science 2025-02-11 Michele Miranda , Elena Sofia Ruzzetti , Andrea Santilli , Fabio Massimo Zanzotto , Sébastien Bratières , Emanuele Rodolà

As the demand for privacy in visual data management grows, safeguarding sensitive information has become a critical challenge. This paper addresses the need for privacy-preserving solutions in large-scale visual data processing by…

Computer Vision and Pattern Recognition · Computer Science 2025-02-12 Pedro Santos , Tânia Carvalho , Filipe Magalhães , Luís Antunes

Knowledge distillation in neural networks refers to compressing a large model or dataset into a smaller version of itself. We introduce Privacy Distillation, a framework that allows a text-to-image generative model to teach another model…

Localization in mobile networks has been widely applied in many scenarios. However, an entity responsible for location estimation exposes both the target and anchors to potential location leakage at any time, creating serious security…

Cryptography and Security · Computer Science 2026-01-09 Liangbo Xie , Mude Cai , Xiaolong Yang , Mu Zhou , Jiacheng Wang , Dusit Niyato

In many systems privacy of users depends on the number of participants applying collectively some method to protect their security. Indeed, there are numerous already classic results about revealing aggregated data from a set of users. The…

Social and Information Networks · Computer Science 2017-04-27 Krzysztof Grining , Marek Klonowski , Małgorzata Sulkowska

Distributed data analysis without revealing the individual data has recently attracted significant attention in several applications. A collaborative data analysis through sharing dimensionality reduced representations of data has been…

Machine Learning · Computer Science 2021-01-28 Akira Imakura , Anna Bogdanova , Takaya Yamazoe , Kazumasa Omote , Tetsuya Sakurai

Privacy-preserving utility mining (PPUM) aims to hide sensitive high-utility patterns while preserving the utility of the sanitized database. In practice, however, many datasets are associated with taxonomic information, which makes the…

Databases · Computer Science 2026-05-04 Jiahong Cai , Wensheng Gan , Philip S. Yu

Many modern statistical analysis and machine learning applications require training models on sensitive user data. Under a formal definition of privacy protection, differentially private algorithms inject calibrated noise into the…

Machine Learning · Statistics 2025-04-01 Yifei Xiong , Nianqiao Phyllis Ju , Sanguo Zhang

In the recent years, we have observed three significant trends in control systems: a renewed interest in data-driven control design, the abundance of cloud computational services and the importance of preserving privacy for the system under…

Systems and Control · Electrical Eng. & Systems 2025-04-22 Teimour Hosseinalizadeh , Nima Monshizadeh

In the era of cloud computing and data-driven applications, it is crucial to protect sensitive information to maintain data privacy, ensuring truly reliable systems. As a result, preserving privacy in deep learning systems has become a…

Computer Vision and Pattern Recognition · Computer Science 2024-04-10 Fabian Perez , Jhon Lopez , Henry Arguello

This study develops a novel framework for privacy-preserving data analytics, addressing the critical challenge of balancing data utility with privacy concerns. We introduce three sophisticated algorithms: a Noise-Infusion Technique tailored…

Cryptography and Security · Computer Science 2024-04-26 Zahir Alsulaimawi

Federated clustering aims to group similar clients into clusters and produce one model for each cluster. Such a personalization approach typically improves model performance compared with training a single model to serve all clients, but…

Machine Learning · Computer Science 2025-08-11 Xiyuan Yang , Shengyuan Hu , Soyeon Kim , Tian Li

Recently introduced privacy legislation has aimed to restrict and control the amount of personal data published by companies and shared to third parties. Much of this real data is not only sensitive requiring anonymization, but also…

Databases · Computer Science 2020-07-20 Mostafa Milani , Yu Huang , Fei Chiang

Data splitting preserves privacy by partitioning data into various fragments to be stored remotely and shared. It supports most data operations because data can be stored in clear as opposed to methods that rely on cryptography. However,…

Cryptography and Security · Computer Science 2022-11-22 Randolph Loh , Vrizlynn L. L. Thing

Federated learning (FL) enables training of a global model while keeping raw data on end-devices. Despite this, FL has shown to leak private user information and thus in practice, it is often coupled with methods such as differential…

Machine Learning · Computer Science 2026-04-23 Jie Xu , Haaris Mehmood , Rogier Van Dalen , Karthikeyan Saravanan , Mete Ozay

We present a new algorithm for locating a small cluster of points with differential privacy [Dwork, McSherry, Nissim, and Smith, 2006]. Our algorithm has implications to private data exploration, clustering, and removal of outliers.…

Data Structures and Algorithms · Computer Science 2017-03-14 Kobbi Nissim , Uri Stemmer , Salil Vadhan

Data mining is a key technology in big data analytics and it can discover understandable knowledge (patterns) hidden in large data sets. Association rule is one of the most useful knowledge patterns, and a large number of algorithms have…

Quantum Physics · Physics 2016-01-15 Shenggang Ying , Mingsheng Ying , Yuan Feng

Federated learning enables training a global machine learning model from data distributed across multiple sites, without having to move the data. This is particularly relevant in healthcare applications, where data is rife with personal,…

Cryptography and Security · Computer Science 2020-02-24 Olivia Choudhury , Aris Gkoulalas-Divanis , Theodoros Salonidis , Issa Sylla , Yoonyoung Park , Grace Hsu , Amar Das