402 search results - page 45 / 81 » Nearest Surrounder Queries |
ICDE
2010
IEEE
14 years 7 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 ...
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...
WACV
2002
IEEE
14 years 19 days ago
2002
IEEE
We present a method for estimating eye gaze direction, which represents a departure from conventional eye gaze estimation methods, the majority of which are based on tracking spec...
ICMCS
1999
IEEE
14 years 1 days ago
1999
IEEE
In this paper, we propose an original indexing by shape of image databases based on extended grid files. We first introduce a recently developed shape description method and tailo...
DASFAA
2009
IEEE
14 years 2 months ago
2009
IEEE
Abstract. Continuous spatial queries retrieve a set of time-varying objects continuously during a given period of time. However, monitoring moving objects to maintain the correctne...