321 search results - page 13 / 65 » A Semantic Mediation Architecture for RDF Data Integration |
PVLDB
2008
13 years 6 months ago
2008
Data integration systems often provide a uniform query interface, called a mediated schema, to a multitude of data sources. To answer user queries, such systems employ a set of se...
SEMWIKI
2008
13 years 8 months ago
2008
Although the Semantic Web vision is gaining momentum and the underlying technologies are used in many different areas, there still seems to be no agreement on how they should be us...
ACMICEC
2004
ACM
14 years 25 days ago
2004
ACM
This paper presents a loosely coupled service-composition paradigm. This paradigm employs a distributed data flow that differs markedly from centralized information flow adopted b...
SIGMOD
1999
ACM
13 years 11 months ago
1999
ACM
Existing data-integration systems based on the mediation architecture employ a variety of mechanisms to describe the query-processing capabilities ofsources. However, these system...