Sciweavers

521 search results - page 94 / 105
» Answering Queries by Semantic Caches
Sort
View
SEMWEB
2009
Springer
14 years 5 months ago
Towards Integrity Constraints in OWL
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...
Evren Sirin, Jiao Tao
AAAI
2010
14 years 9 days ago
Integrity Constraints in OWL
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...
Jiao Tao, Evren Sirin, Jie Bao, Deborah L. McGuinn...
JAPLL
2008
121views more  JAPLL 2008»
13 years 10 months ago
Reasoning with prioritized information by iterative aggregation of distance functions
We introduce a general framework for reasoning with prioritized propositional data by aggregation of distance functions. Our formalism is based on a possible world semantics, wher...
Ofer Arieli
ICDE
2003
IEEE
102views Database» more  ICDE 2003»
15 years 6 days ago
Schema Mediation in Peer Data Management Systems
Intuitively, data management and data integration tools should be well-suited for exchanging information in a semantically meaningful way. Unfortunately, they suffer from two sign...
Alon Y. Halevy, Zachary G. Ives, Dan Suciu, Igor T...
WWW
2007
ACM
14 years 11 months ago
Bridging the gap between OWL and relational databases
Schema statements in OWL are interpreted quite differently from analogous statements in relational databases. If these statements are meant to be interpreted as integrity constrai...
Boris Motik, Ian Horrocks, Ulrike Sattler