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Differentially private $K$-means clustering enables releasing cluster centers derived from a dataset while protecting the privacy of the individuals. Non-interactive clustering techniques based on privatized histograms are attractive…

密码学与安全 · 计算机科学 2026-03-31 Gokularam Muthukrishnan , Anshoo Tandon

The $k$-means algorithm is often used in clustering applications but its usage requires a complete data matrix. Missing data, however, is common in many applications. Mainstream approaches to clustering missing data reduce the missing data…

统计计算 · 统计学 2018-06-07 Jocelyn T. Chi , Eric C. Chi , Richard G. Baraniuk

Iterative clustering algorithms help us to learn the insights behind the data. Unfortunately, this may allow adversaries to infer the privacy of individuals with some background knowledge. In the worst case, the adversaries know the…

密码学与安全 · 计算机科学 2022-04-05 Zhigang Lu , Hong Shen

Data mining has various real-time applications in fields such as finance telecommunications, biology, and government. Classification is a primary task in data mining. With the rise of cloud computing, users can outsource and access their…

密码学与安全 · 计算机科学 2024-07-09 Gunjan Mishra , Kalyani Pathak , Yash Mishra , Pragati Jadhav , Vaishali Keshervani

In this chapter, we will explore the cloud-outsourced privacy-preserving computation of a controller on encrypted measurements from a (possibly distributed) system, taking into account the challenges introduced by the dynamical nature of…

系统与控制 · 电气工程与系统科学 2019-06-25 Andreea B. Alexandru , George J. Pappas

The foreseen growing role of outsourced machine learning services is raising concerns about the privacy of user data. Several technical solutions are being proposed to address the issue. Hardware security modules in cloud data centres…

密码学与安全 · 计算机科学 2019-10-07 Marc Joye , Fabien A. P. Petitcolas

Mobile cloud computing has been adopted in many multimedia applications, where the resource-constrained mobile device sends multimedia data (e.g., images) to remote cloud servers to request computation-intensive multimedia services (e.g.,…

多媒体 · 计算机科学 2024-09-04 Zhongze Tang , Mengmei Ye , Yao Liu , Sheng Wei

High performance computing clusters operating in shared and batch mode pose challenges for processing sensitive data. In the meantime, the need for secure processing of sensitive data on HPC system is growing. In this work we present a…

Cloud computing is the long dreamed vision of computing as a utility, where users can remotely store their data into the cloud so as to enjoy the on-demand high quality applications and services from a shared pool of configurable computing…

密码学与安全 · 计算机科学 2012-11-08 G. Vidhisha , C. Surekha , S. Sanjeeva Rayudu , U. Seshadri

In big data era, the collected data usually contains rich information and hidden knowledge. Utility-oriented pattern mining and analytics have shown a powerful ability to explore these ubiquitous data, which may be collected from various…

数据库 · 计算机科学 2019-09-17 Wensheng Gan , Jerry Chun-Wei Lin , Han-Chieh Chao , Shyue-Liang Wang , Philip S. Yu

Huge volume of data from domain specific applications such as medical, financial, library, telephone, shopping records and individual are regularly generated. Sharing of these data is proved to be beneficial for data mining application. On…

数据库 · 计算机科学 2013-06-07 Hitesh Chhinkaniwala , Sanjay Garg

Deep neural networks are increasingly being used in a variety of machine learning applications applied to rich user data on the cloud. However, this approach introduces a number of privacy and efficiency challenges, as the cloud operator…

计算机视觉与模式识别 · 计算机科学 2017-10-13 Seyed Ali Osia , Ali Shahin Shamsabadi , Ali Taheri , Kleomenis Katevas , Hamid R. Rabiee , Nicholas D. Lane , Hamed Haddadi

Spurred by developments such as cloud computing, there are increasing efforts for outsourcing of data management. A company (data owner) who lacks expertise and comptational resources can outsource his data to a third-party service provider…

密码学与安全 · 计算机科学 2019-01-08 Bo Zhang , Boxiang Dong , Hui Wang

Privacy Preserving Data Mining (PPDM) addresses the problem of developing accurate models about aggregated data without access to precise information in individual data record. A widely studied \emph{perturbation-based PPDM} approach…

数据库 · 计算机科学 2011-04-06 Yaping Li , Minghua Chen , Qiwei Li , Wei Zhang

With the rapid development of artificial intelligence and the advent of the 5G era, deep learning has received extensive attention from researchers. Broad Learning System (BLS) is a new deep learning model proposed recently, which shows its…

密码学与安全 · 计算机科学 2021-01-11 Haiyang Liu , Hanlin Zhang , Li Guo , Jia Yu , Jie Lin

Ensuring data trustworthiness within individual edge nodes while facilitating collaborative data processing poses a critical challenge in edge computing systems (ECS), particularly in resource-constrained scenarios such as autonomous…

分布式、并行与集群计算 · 计算机科学 2025-04-15 Hongyang Li , Caesar Wu , Mohammed Chadli , Said Mammar , Pascal Bouvry

A lot of research has been focused on secure outsourcing of biometric identification in the context of cloud computing. In such schemes, both the encrypted biometric database and the identification process are outsourced to the cloud. The…

密码学与安全 · 计算机科学 2018-09-13 Kai Zhou , Jian Ren

Privacy-preserving distributed processing has recently attracted considerable attention. It aims to design solutions for conducting signal processing tasks over networks in a decentralized fashion without violating privacy. Many algorithms…

密码学与安全 · 计算机科学 2020-09-03 Qiongxiu Li , Jaron Skovsted Gundersen , Richard Heusdens , Mads Græsbøll Christensen

K-means plays a vital role in data mining and is the simplest and most widely used algorithm under the Euclidean Minimum Sum-of-Squares Clustering (MSSC) model. However, its performance drastically drops when applied to vast amounts of…

机器学习 · 计算机科学 2023-11-27 Rustam Mussabayev , Nenad Mladenovic , Bassem Jarboui , Ravil Mussabayev

Privacy Security of data in Cloud Storage is one of the main issues. Many Frameworks and Technologies are used to preserve data security in cloud storage. [1] Proposes a framework which includes the design of data organization structure,…

密码学与安全 · 计算机科学 2012-05-15 Rajeev Bedi , Mohit Marwaha , Tajinder Singh , Harwinder Singh , Amritpal Singh