Applying differential privacy to matrix factorization

A Berlioz, A Friedman, MA Kaafar, R Boreli… - Proceedings of the 9th …, 2015 - dl.acm.org
differential privacy guarantees. We study the privacy guarantees that can be achieved by …
Since the noise is calibrated to mask the effect of a single rating, larger datasets provide a …

Reducing Noise Level in Differential Privacy through Matrix Masking

AA Ding, SS Wu, G Miao, S Chen - arXiv preprint arXiv:2201.04211, 2022 - arxiv.org
masking, to achieve (ε, δ)-differential privacy (DP) more efficiently. We prove that the additional
matrix masking … the Gaussian scheme to achieve (ε, δ)−DP in big data setting. Specifically…

Privacy enhanced matrix factorization for recommendation with local differential privacy

H Shin, S Kim, J Shin, X Xiao - … on Knowledge and Data …, 2018 - ieeexplore.ieee.org
… By definition, it pursues masking whether or not a user appears in the database, known
as per-user … Our system aims to achieve the following privacy requirements (see Table 2): …

Enhancing protection in high-dimensional data: Distributed differential privacy with feature selection

IM Putrama, P Martinek - Information Processing & Management, 2024 - Elsevier
… a robust, standardized mathematical framework ensuring strong privacy protection and finds
extensive application in big data … Specifically, we seek to achieve the following objectives: …

A differential privacy framework for matrix factorization recommender systems

A Friedman, S Berkovsky, MA Kaafar - User Modeling and User-Adapted …, 2016 - Springer
privacy guarantees that can be achieved by the following approaches: (i) by obfuscating the
input data before applying the matrix … the unbounded differential privacy hiding the presence …

Fast differentially private matrix factorization

Z Liu, YX Wang, A Smola - Proceedings of the 9th ACM Conference on …, 2015 - dl.acm.org
… the efficacy of differential privacy and the interaction with … to provide differential privacy
(typically at the cost of getting a … requests we perform latency hiding by prefetching. That is, …

Differential privacy: its technological prescriptive using big data

P Jain, M Gyanchandani, N Khare - Journal of Big Data, 2018 - Springer
Privacy in big data can be achieved through various means but here the focus is on differential
privacy. … Thus hiding some information cannot assures the protection of individual identity. …

Privacy preserving big data analytics: A critical analysis of state‐of‐the‐art

MI Pramanik, RYK Lau, MS Hossain… - … Reviews: Data …, 2021 - Wiley Online Library
… strategic deployment of big data analytics in business settings and to achieve sustainable
… propose a Secure and Efficient data perturbation Algorithm utilizing local differential privacy. …

Privacy masking stochastic subgradient-push algorithm for distributed online optimization

Q Lü, X Liao, T Xiang, H Li… - IEEE transactions on …, 2020 - ieeexplore.ieee.org
… strategy successfully masks the privacy of participating units, … effectively mask differential
privacy as well as can achieve … In this article, the differential privacy is employed to mask the …

A technique to provide differential privacy for appliance usage in smart metering

P Barbosa, A Brito, H Almeida - Information Sciences, 2016 - Elsevier
… In addition, big data analytics can help power providers to … privacy is related with appliance
usage, we aim to achieve … Therefore, we will demonstrate the masking approach using …