306 search results - page 55 / 62 » Data Exchange: Semantics and Query Answering |
SEMWEB
2009
Springer
14 years 3 months ago
2009
Springer
In many data-centric applications, it is desirable to use OWL as an expressive schema language with which one expresses constraints that must be satisfied by instance data. Howeve...
AAAI
2010
13 years 10 months ago
2010
In many data-centric applications, it is desirable to use OWL as an expressive schema language with which one expresses constraints that must be satisfied by instance data. However...
JUCS
2008
13 years 8 months ago
2008
Abstract: Information integration applications combine data from heterogeneous sources to assist the user in solving repetitive data-intensive tasks. Currently, such applications r...
EDBT
2006
ACM
14 years 8 months ago
2006
ACM
The need of processing graph reachability queries stems from many applications that manage complex data as graphs. The applications include transportation network, Internet traffic...
PODS
1995
ACM
14 years 1 days ago
1995
ACM
Databases are often incomplete because of the presence of disjunctive information, due to con icts, partial knowledge and other reasons. Queries against such databases often ask q...