199 search results - page 18 / 40 » Quete: Ontology-Based Query System for Distributed Sources |
WWW
2010
ACM
14 years 27 days ago
2010
ACM
Typical approaches for querying structured Web Data collect (crawl) and pre-process (index) large amounts of data in a central data repository before allowing for query answering....
SIGIR
2009
ACM
14 years 2 months ago
2009
ACM
While query expansion techniques have been shown to improve retrieval performance in a centralized setting, they have not been well studied in a federated setting. In this paper, ...
CAISE
1999
Springer
13 years 12 months ago
1999
Springer
A common problem within most large corporations nowadays is the diversity of database systems that are employed by their many departments in the development of a product. Usually, ...
IQ
2007
13 years 9 months ago
2007
: Integrated access to distributed data is an important problem faced in many scientific and commercial applications. A data integration system provides a unified view for users to...
ICDE
2008
IEEE
14 years 9 months ago
2008
IEEE
In this paper, we are concerned with the distributed monitoring of P2P systems. We introduce the P2P Monitor system and a new declarative language, namely P2PML, for specifying mo...