686 search results - page 2 / 138 » Query Answering in Peer-to-Peer Data Exchange Systems |
PODS
2011
ACM
12 years 7 months ago
2011
ACM
In the traditional data exchange setting, source instances are restricted to be complete in the sense that every fact is either true or false in these instances. Although natural ...
PODS
2010
ACM
13 years 10 months ago
2010
ACM
The notion of certain answers arises when one queries incompletely specified databases, e.g., in data integration and exchange scenarios, or databases with missing information. W...
BTW
2007
Springer
13 years 11 months ago
2007
Springer
Abstract: Peer data management systems (PDMS) are a highly dynamic, decentralized infrastructure for large-scale data integration. They consist of a dynamic set of autonomous peers...
PODS
2005
ACM
14 years 5 months ago
2005
ACM
PODS
2008
ACM
14 years 5 months ago
2008
ACM
Data exchange, also known as data translation, has been extensively investigated in recent years. One main direction of research has focused on the semantics and the complexity of...