90 search results - page 9 / 18 » Continuous obstructed nearest neighbor queries in spatial da... |
ICDE
2005
IEEE
14 years 9 months ago
2005
IEEE
A reverse nearest neighbor (RNN) query returns the data objects that have a query point as their nearest neighbor (NN). Although such queries have been studied quite extensively in...
SSD
1995
Springer
13 years 11 months ago
1995
Springer
Abstract. An algorithm for ranking spatial objects according to increasing distance from a query object is introduced and analyzed. The algorithm makes use of a hierarchical spatia...
ICDE
2006
IEEE
14 years 9 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
2006
IEEE
14 years 9 months ago
2006
IEEE
In this paper, we study a new type of spatial query, Nearest Surrounder (NS), which searches the nearest surrounding spatial objects around a query point. NS query can be more use...
SIGMOD
2009
ACM
14 years 8 months ago
2009
ACM
This paper addresses the problem of monitoring the k nearest neighbors to a dynamically changing path in road networks. Given a destination where a user is going to, this new quer...