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» Quasi-inverses of schema mappings
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WWW
2005
ACM
14 years 8 months ago
Using OWL for querying an XML/RDF syntax
Some recent initiatives try to take profit from RDF to make XML documents interoperate at the semantic level. Ontologies are used to establish semantic connections among XML langu...
Jaime Delgado, Rubén Tous
SIGMOD
2009
ACM
219views Database» more  SIGMOD 2009»
14 years 7 months ago
Hermes: a travel through semantics on the data web
The Web as a global information space is developing from a Web of documents to a Web of data. This development opens new ways for addressing complex information needs. Search is n...
Haofen Wang, Thomas Penin, Kaifeng Xu, Junquan Che...
SIGMOD
2004
ACM
127views Database» more  SIGMOD 2004»
14 years 7 months ago
Efficient Query Reformulation in Peer-Data Management Systems
Peer data management systems (PDMS) offer a flexible architecture for decentralized data sharing. In a PDMS, every peer is associated with a schema that represents the peer's...
Igor Tatarinov, Alon Y. Halevy
WCRE
2009
IEEE
14 years 2 months ago
Domain Feature Model Recovery from Multiple Applications Using Data Access Semantics and Formal Concept Analysis
Feature models are widely employed in domainspecific software development to specify the domain requirements with commonality and variability. A feature model is usually construct...
Yiming Yang, Xin Peng, Wenyun Zhao
IDEAS
2007
IEEE
118views Database» more  IDEAS 2007»
14 years 1 months ago
A Two Layered Approach for Querying Integrated XML Sources
The problem of data integration (query decomposition, data fragmentation) has been widely studied in literature, but the inherent hierarchical nature of XML data presents problems...
Felipe Victolla Silveira, Carlos A. Heuser