Sciweavers

421 search results - page 58 / 85
» Answering Queries Using Cooperative Semantic Caching
Sort
View
GIS
2008
ACM
14 years 2 days ago
Heuristic algorithms for route-search queries over geographical data
In a geographical route search, given search terms, the goal is to find an effective route that (1) starts at a given location, (2) ends at a given location, and (3) travels via...
Yaron Kanza, Eliyahu Safra, Yehoshua Sagiv, Yerach...
ICDT
1995
ACM
101views Database» more  ICDT 1995»
14 years 2 months ago
Approximation in Databases
Partial information in databases can arise when information from several databases is combined. Even if each database is complete for some \world", the combined databases wil...
Leonid Libkin
SIGIR
2004
ACM
14 years 4 months ago
Multiple sources of evidence for XML retrieval
Document-centric XML collections contain text-rich documents, marked up with XML tags. The tags add lightweight semantics to the text. Querying such collections calls for a hybrid...
Börkur Sigurbjörnsson, Jaap Kamps, Maart...
SSDBM
2002
IEEE
109views Database» more  SSDBM 2002»
14 years 3 months ago
Query Processing with Description Logic Ontologies Over Object-Wrapped Databases
This paper presents an approach to answering queries over an ontology modelled using a description logic. The ontology acts as a global schema, providing a declarative description...
Martin Peim, Enrico Franconi, Norman W. Paton, Car...
IJCAI
2003
14 years 11 days ago
Deep Annotation for Information Integration
The success of the Semantic Web crucially depends on the easy creation, integration and use of semantic data. For this purpose, we consider an integration scenario that defies co...
Siegfried Handschuh, Steffen Staab, Raphael Volz, ...