402 search results - page 2 / 81 » Nearest Surrounder Queries |
IDEAS
2002
IEEE
13 years 9 months ago
2002
IEEE
CCCG
2006
13 years 5 months ago
2006
For a given point set in Euclidean space we consider the problem of finding (approximate) nearest neighbors of a query point but restricting only to points that lie within a fixed...
GIS
2005
ACM
14 years 5 months ago
2005
ACM
Group nearest neighbor (GNN) queries are a relatively new type of operations in spatial database applications. Different from a traditional kNN query which specifies a single quer...
ICDE
2001
IEEE
14 years 5 months ago
2001
IEEE
In this paper, we develop a general framework for approximate nearest neighbor queries. We categorize the current approaches for nearest neighbor query processing based on either ...
TKDE
2008
13 years 4 months ago
2008
The importance of query processing over uncertain data has recently arisen due to its wide usage in many real-world applications. In the context of uncertain databases, previous wo...