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- W4385485770 abstract "It is urgent to implement effective privacy protection for medical data. Considering that most of the differential privacy protection schemes directly add noise to the original data, the privacy budget is consumed too quickly when the dataset is very large. Based on the characteristics of large volume and dynamic update of medical data, in this paper we propose a differential privacy protection method for Principal Component Analysis adding Laplace Noise(LN-PCA). Our algorithm has three available forms according to adding noise in different steps N-PCA. We add noise after reducing the dimension of original data, attaching smaller noise added in total. For the ever expanding dataset, the privacy protection of the algorithm for the original data extension has also been proved. Finally, we demonstrate that LN-PCA ensures the validity and availability of the medical data." @default.
- W4385485770 created "2023-08-03" @default.
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- W4385485770 date "2023-03-17" @default.
- W4385485770 modified "2023-09-26" @default.
- W4385485770 title "LN-PCA: Differential Privacy Protection of Medical Data Based on Principal Component Analysis Adding Laplace Noise" @default.
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- W4385485770 doi "https://doi.org/10.1145/3594315.3594393" @default.
- W4385485770 hasPublicationYear "2023" @default.
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