122 search results - page 1 / 25 » Spatial Joins and R-trees |
SSD
1999
Springer
13 years 9 months ago
1999
Springer
We provide an evaluation of query execution plans (QEP) in the case of queries with one or two spatial joins. The QEPs assume R -tree indexed relations and use a common set of spat...
ADBIS
1995
Springer
13 years 8 months ago
1995
Springer
One of the most important operations in spatial access needed systems are spatial joins. Using for processing such operations R-tree like structures is intensively studies now. Th...
VLDB
1995
ACM
13 years 8 months ago
1995
ACM
The spatial join operation is benchmarked using variants of well-known spatial data structures such as the R-tree, R-tree, R+-tree, and the PMR quadtree. The focus is on a spatia...
ICDE
1997
IEEE
14 years 6 months ago
1997
IEEE
Many emerging data mining applications require a similarity join between points in a high-dimensional domain. We present a new algorithm that utilizes a new index structure, calle...
TKDE
2002
13 years 4 months ago
2002
A join-index is a data structure used for processing join queries in databases. Join-indices use precomputation techniques to speed up online query processing and are useful for da...