491 search results - page 25 / 99 » Optimizing complex queries with multiple relation instances |
ICDE
2008
IEEE
14 years 9 months ago
2008
IEEE
Text documents often embed data that is structured in nature, and we can expose this structured data using information extraction technology. By processing a text database with inf...
IJCAI
2003
13 years 9 months ago
2003
A longstanding goal in planning research is the ability to generalize plans developed for some set of environments to a new but similar environment, with minimal or no replanning....
FLAIRS
2004
13 years 9 months ago
2004
Within the geographic domain, an important class of relies on geometric abstractions in the form of lines where, for instance, transportation networks and trajectories of movement...
SSDBM
2003
IEEE
14 years 25 days ago
2003
IEEE
Relational index structures, as for instance the Relational Interval Tree, the Relational R-Tree, or the Linear Quadtree, support efficient processing of queries on top of existin...
ICDE
1996
IEEE
14 years 9 months ago
1996
IEEE
This paper presents a difference calculus for determining changes to rule conditions in an active DBMS. The calculus has been used for implementing an algorithm to efficiently mon...