6 search results - page 1 / 2 » Window Query-Optimal Clustering of Spatial Objects |
PODS
1995
ACM
13 years 9 months ago
1995
ACM
During the last decade various spatial data structures have been designed and compared against each other with respect to their performance. Still missing is a lower bound result,...
APWEB
2005
Springer
13 years 10 months ago
2005
Springer
Summarizing topological relations is fundamental to many spatial applications including spatial query optimization. In this paper, we examine the selectivity estimation for range w...
VLDB
1994
ACM
13 years 9 months ago
1994
ACM
Global clustering has rarely been investigated in the area of spatial database systems although dramatic performance improvements can be achieved by using suitable techniques. In ...
ECCV
2008
Springer
14 years 7 months ago
2008
Springer
The sliding window approach of detecting rigid objects (such as cars) is predicated on the belief that the object can be identified from the appearance in a small region around the...
IGIS
1994
13 years 9 months ago
1994
During the last decade various spatial data structures have been designed and compared against each other, all of them re ecting a dynamic situation with ongoing object insertion a...