168 search results - page 6 / 34 » Incremental Distance Join Algorithms for Spatial Databases |
GIS
2007
ACM
14 years 9 months ago
2007
ACM
Many Geographic Information System (GIS) applications must handle large geospatial datasets stored in raster representation. Spatial joins over raster data are important queries i...
GIS
2006
ACM
14 years 9 months ago
2006
ACM
This paper presents a query optimizer module based on cost estimation that chooses the best filtering step algorithm to perform a specific spatial join operation. A set of express...
SIGMOD
2004
ACM
14 years 8 months ago
2004
ACM
The increasing use of temporal and spatial data in presentday relational systems necessitates an efficient support of joins on interval-valued attributes. Standard join algorithms...
VLDB
2001
ACM
14 years 9 days ago
2001
ACM
This paper investigates the problem of incremental joins of multiple ranked data sets when the join condition is a list of arbitrary user-defined predicates on the input tuples. ...
ICDE
1998
IEEE
14 years 9 months ago
1998
IEEE
Current data repositories include a variety of data types, including audio, images and time series. State of the art techniques for indexing such data and doing query processing r...