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Abstract:
The existing k-anonymity model protects against identity disclosure, but it fails to protect against attribute disclosure. To avoid this shortcoming, some privacy preserving data release models were presented. However, most of these privacy preserving models focuses on generalization and suppression technique, which lead to superabundant information loss. Moreover, some researcher have proven it is a NP-hardness problem. To minimize the information loss incurred in the anonymity process, we propose a enforce privacy-preserving paradigm of p-sensitive k-anonymity and use a nearest neighbor search algorithm to achieve it. We group similar data together first, and then publish each group individually for this paradigm. Our preliminary experimental results indicate that our algorithm not only provides a stronger privacy protection but also results in better utility of anonymous data. © 2012 by Binary Information Press.
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Journal of Information and Computational Science
ISSN: 1548-7741
Year: 2012
Issue: 5
Volume: 9
Page: 1385-1393
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ESI Highly Cited Papers on the List: 0 Unfold All
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30 Days PV: 0
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