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» In-network query processing in mobile P2P databases
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BNCOD
2009
97views Database» more  BNCOD 2009»
13 years 8 months ago
An XML-Based Model for Supporting Context-Aware Query and Cache Management
Abstract. Database systems (DBSs) can play an essential role in facilitating the query and cache management in context-aware mobile information systems (CAMIS). Two of the fundamen...
Essam Mansour, Hagen Höpfner
MOBIDE
2005
ACM
14 years 1 months ago
Tolerance of localization imprecision in efficiently managing mobile sensor databases
Query processing on mobile sensor networks requires efficient indexing and partitioning of the data space to support efficient routing as the network scales up. Building an index ...
Lin Xiao, Aris M. Ouksel
VLDB
2006
ACM
490views Database» more  VLDB 2006»
15 years 7 months ago
The New Casper: Query Processing for Location Services without Compromising Privacy
This paper tackles a major privacy concern in current location-based services where users have to continuously report their locations to the database server in order to obtain the ...
Mohamed F. Mokbel, Chi-Yin Chow, Walid G. Aref
ICDE
2008
IEEE
182views Database» more  ICDE 2008»
14 years 9 months ago
SpaceTwist: Managing the Trade-Offs Among Location Privacy, Query Performance, and Query Accuracy in Mobile Services
In a mobile service scenario, users query a server for nearby points of interest but they may not want to disclose their locations to the service. Intuitively, location privacy may...
Man Lung Yiu, Christian S. Jensen, Xuegang Huang, ...
DBSEC
2011
245views Database» more  DBSEC 2011»
12 years 11 months ago
Multilevel Secure Data Stream Processing
Abstract. With sensors and mobile devices becoming ubiquitous, situation monitoring applications are becoming a reality. Data Stream Management Systems (DSMSs) have been proposed t...
Raman Adaikkalavan, Indrakshi Ray, Xing Xie