211 search results - page 2 / 43 » Efficient Join Processing for Complex Rasterized Objects |
SIGMOD
1999
ACM
13 years 10 months ago
1999
ACM
Several techniques that compute the join between two spatial datasets have been proposed during the last decade. Among these methods, some consider existing indices for the joined...
CIKM
2009
Springer
13 years 10 months ago
2009
Springer
Current approaches to RDF graph indexing suffer from weak data locality, i.e., information regarding a piece of data appears in multiple locations, spanning multiple data structur...
ICDM
2002
IEEE
13 years 11 months ago
2002
IEEE
The similarity join has become an important database primitive to support similarity search and data mining. A similarity join combines two sets of complex objects such that the r...
PODS
1999
ACM
13 years 10 months ago
1999
ACM
One of the most important types of query processing in spatial databases and geographic information systems is the spatial join, an operation that selects, from two relations, all...
TKDE
2002
13 years 5 months ago
2002
On-Line Analytical Processing (OLAP) refers to the technologies that allow users to efficiently retrieve data from the data warehouse for decision-support purposes. Data warehouses...