10 search results - page 1 / 2 » Approximations for a Multi-Step Processing of Spatial Joins |
IGIS
1994
13 years 9 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...
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...
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...
DASFAA
2004
IEEE
13 years 8 months ago
2004
IEEE
Processing spatial joins efficiently is crucial to rendering the spatial data analysis process feasible. As pointed out in many works, the exact intersection test of two spatial ob...
EDBT
2002
ACM
14 years 4 months ago
2002
ACM
Existing work on multiway spatial joins focuses on the retrieval of all exact solutions with no time limit for query processing. Depending on the query and data properties, however...