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Location based systems are becoming prevalent in recent years, many Location Based Services (LBSs) require users providing exact location information, due to the privacy concerns, the link between queries and users should not be disclosed. In this paper, we present a distributed query privacy preserving scheme involving multiple semi-honest servers, based on which, a novel query privacy preservation...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.