90 search results - page 6 / 18 » Continuous obstructed nearest neighbor queries in spatial da... |
ICDE
2006
IEEE
14 years 9 months ago
2006
IEEE
In this demonstration we present MAPLE, a scalable peer-to-peer Nearest Neighbor (NN) query system for mobile environments. MAPLE is designed for the efficient sharing of query re...
ICDE
2009
IEEE
14 years 9 months ago
2009
IEEE
Given a set of points P and a query point q, the reverse furthest neighbor (RFN) query fetches the set of points p P such that q is their furthest neighbor among all points in P {...
SSD
2009
Springer
14 years 2 months ago
2009
Springer
The range nearest-neighbor (NN) query is an important query type in location-based services, as it can be applied to the case that an NN query has a spatial region, instead of a lo...
DNIS
2010
Springer
14 years 2 months ago
2010
Springer
The class of k Nearest Neighbor (kNN) queries in spatial networks is extensively studied in the context of numerous applications. In this paper, for the first time we study a gene...
EDBT
2010
ACM
13 years 9 months ago
2010
ACM
The availability of indoor positioning renders it possible to deploy location-based services in indoor spaces. Many such services will benefit from the efficient support for k n...