Semantic Web and Databases: Second International Workshop, SWDB 2004, Toronto, Canada, August 29-30, 2004, Revised Selected Papers

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Springer Science & Business Media, Feb 16, 2005 - Computers - 225 pages

This book constitutes the thoroughly refereed postproceedings of the Second International Workshop on Semantic Web and Databases, SWDB 2004, held in Toronto, Canada in August 2004 as a satellite workshop of VLDB 2004.

The 14 revised full papers presented together with 2 papers by the invited keynote speakers were carefully selected during two rounds of reviewing and improvement from 47 submissions. Among the topics addressed are data semantics, semantic Web services, service-oriented computing, workflow composition, XML semantics, relational tables, ontologies, semantic Web algebra, heterogeneous data sources, context mediation, OWL, ontology engineering, data integration, semantic Web queries, database queries, and peer-to-peer warehouses.

 

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Contents

Opportunities and Challenges
1
Data Semantics Revisited
9
Dynamic Agent Composition from Semantic Web Services
27
A Framework for Constructing Complex Workflows from Semantically Heterogeneous Software Components
41
On Exploring Interant Parasitism
57
Making XML Semantics Explicit
64
An Algebra for the Semantic Web
91
Semantically Unlocking Database Content Through OntologyBased Mediation
109
Handling OWL Ontology and Data Disparity Through Context Interchange
140
A ToolSupported Methodology for Engineering Living Ontologies
155
Query Answering by Rewriting in GLAV Data Integration Systems Under Constraints
167
Utilizing Resource Importance for Ranking Semantic Web Query Results
185
Querying Faceted Databases
199
Constructing and Querying PeertoPeer Warehouses of XML Resources
219
Author Index
226
Copyright

Representation and Reasoning About Changing Semantics in Heterogeneous Data Sources
127

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