A fully spatial personalized differentially private mechanism to provide non-uniform privacy guarantees for spatial databases

Nadia Niknami
Nadia Niknami
Mahdi Abadi
Mahdi Abadi

Information Systems, pp. 1015262020.

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Keywords:
Spatial databaseTree-based spatial indexRange querySpatial personalized differential privacyPersonal privacy budget

Abstract:

Spatial databases are essential to applications in a wide variety of domains. One of the main privacy concerns when answering statistical queries, such as range counting queries, over a spatial database is that an adversary observing changes in query answers may be able to determine whether or not a particular geometric object is present ...More

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