70 search results - page 3 / 14 » A Spatial Cloaking Framework Based on Range Search for Neare... |
ICDE
2006
IEEE
14 years 7 months ago
2006
IEEE
A system that enables real time query processing on large spatial networks is demonstrated. The system provides functionality for processing a wide range of spatial queries such a...
ICDE
2010
IEEE
14 years 5 months ago
2010
IEEE
Abstract-- This work presents a novel index structure, MHRtree, for efficiently answering approximate string match queries in large spatial databases. The MHR-tree is based on the ...
EDBT
2004
ACM
14 years 5 months ago
2004
ACM
A location-based service (LBS) provides information based on the location information specified in a query. Nearest-neighbor (NN) search is an important class of queries supported ...
GIS
2009
ACM
14 years 12 days ago
2009
ACM
In this paper, we formalize the novel concept of Constrained Reverse k-Nearest Neighbor (CRkNN) search on mobile objects (clients) performed at a central server. The CRkNN query c...
GIS
2005
ACM
14 years 6 months ago
2005
ACM
Nearest neighbor (NN) searches represent an important class of queries in geographic information systems (GIS). Most nearest neighbor algorithms rely on static distance informatio...