29 search results - page 6 / 6 » Adaptive nearest neighbor queries in travel time networks |
ICDE
2007
IEEE
14 years 8 months ago
2007
IEEE
Current approaches to K Nearest Neighbor (KNN) search in mobile sensor networks require certain kind of indexing support. This index could be either a centralized spatial index or...
TKDE
2010
13 years 2 months ago
2010
The idea of allowing query users to relax their correctness requirements in order to improve performance of a data stream management system (e.g., location-based services and senso...
WISEC
2010
ACM
13 years 5 months ago
2010
ACM
Despite increasing popularity, Location-based Services (LBS) (e.g., searching nearby points-of-interest on map) on mobile handheld devices have been subject to major privacy conce...
SAC
2009
ACM
14 years 2 months ago
2009
ACM
Effective peer selection for intelligent query routing is a challenge in collaborative peer-based Web search systems, especially unstructured networks that do not have any central...