44 search results - page 1 / 9 » Anonymous Query Processing in Road Networks |
TKDE
2010
13 years 2 months ago
2010
—The increasing availability of location-aware mobile devices has given rise to a flurry of location-based services (LBS). Due to the nature of spatial queries, an LBS needs the...
GIS
2009
ACM
14 years 5 months ago
2009
ACM
The k-anonymity technique is widely used to provide location privacy protection for accessing location-based services (LBS), i.e., the exact location of a query initiator is cloak...
W2GIS
2007
Springer
13 years 10 months ago
2007
Springer
In order to provide a streaming service of 3-D spatial objects to the mobile clients on a street, we propose a new query type, called continuous perspective query. The perspective ...
ICDE
2007
IEEE
14 years 5 months ago
2007
IEEE
Skyline query processing has been investigated extensively in recent years, mostly for only one query reference point. An example of a single-source skyline query is to find hotel...
GIS
2008
ACM
13 years 5 months ago
2008
ACM
Location-based services are increasingly popular and it is a key challenge to efficiently support query processing. We present a novel design to process large numbers of location...