132 search results - page 11 / 27 » Nearest Neighbor and Reverse Nearest Neighbor Queries for Mo... |
EDBT
2004
ACM
14 years 7 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 ...
SSD
2007
Springer
2007
Springer
Blind Evaluation of Nearest Neighbor Queries Using Space Transformation to Preserve Location Privacy
14 years 1 months ago
In this paper we propose a fundamental approach to perform the class of Nearest Neighbor (NN) queries, the core class of queries used in many of the location-based services, withou...
SPIRE
2005
Springer
14 years 1 months ago
2005
Springer
Proximity searching consists in retrieving from a database, objects that are close to a query. For this type of searching problem, the most general model is the metric space, where...
TKDE
2010
13 years 5 months ago
2010
This paper proposes a new problem, called superseding nearest neighbor search, on uncertain spatial databases, where each object is described by a multidimensional probability den...
ICDE
2007
IEEE
14 years 9 months ago
2007
IEEE
A k-nearest neighbor (k-NN) query retrieves k objects from a database that are considered to be the closest to a given query point. Numerous techniques have been proposed in the p...