59 search results - page 1 / 12 » Multi-Step Processing of Spatial Joins |
SIGMOD
1994
ACM
13 years 8 months ago
1994
ACM
Spatial joins are one of the most important operations for combining spatial objects of several relations. In this paper, spatial join processing is studied in detail for extended...
IGIS
1994
13 years 8 months ago
1994
The basic concept for processing spatial joins consists of two steps: First, the spatial join is performed on the minimum bounding rectangles of the objects by using a spatial acce...
GIS
2006
ACM
14 years 5 months ago
2006
ACM
Efficient evaluation of spatial queries is an important issue in spatial database. Among spatial operations, spatial join is very useful, intersection being the most common predic...
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...
DKE
2002
13 years 4 months ago
2002
The distance join is a spatial join that finds pairs of closest objects in the order of distance by associating two spatial data sets. The distance join stores node pairs in a pri...