An automatic technique for detecting type conflicts in database schemes
Proceedings of the seventh international conference on Information and knowledge management
SchemaSQL: An extension to SQL for multidatabase interoperability
ACM Transactions on Database Systems (TODS)
A technique for deriving hyponymies and overlappings from database schemes
Data & Knowledge Engineering
A novel three-level architecture for large data warehouses
Journal of Systems Architecture: the EUROMICRO Journal
A Discovery-Based Approach to Database Ontology Design
Distributed and Parallel Databases
Global Viewing of Heterogeneous Data Sources
IEEE Transactions on Knowledge and Data Engineering
Uniform Techniques for Deriving Similarities of Objects and Subschemes in Heterogeneous Databases
IEEE Transactions on Knowledge and Data Engineering
ADBIS '99 Proceedings of the Third East European Conference on Advances in Databases and Information Systems
Deriving Global Conceptual Views from Multiple Information Sources
Selected Papers from the Symposium on Conceptual Modeling, Current Issues and Future Directions
Automatic and Semantic Techniques for Scheme Integration and Scheme Abstraction
DEXA '99 Proceedings of the 10th International Conference on Database and Expert Systems Applications
Semi-automatic Extraction of Hyponymies and Overlappings from Heterogeneous Database Schemes
DEXA '00 Proceedings of the 11th International Conference on Database and Expert Systems Applications
DEXA '01 Proceedings of the 12th International Conference on Database and Expert Systems Applications
Annals of Mathematics and Artificial Intelligence
Knowledge and Information Systems
Computers in Industry - Special issue: Collaborative environments for concurrent engineering
Automatic Extraction Of Database Scheme Semantic Properties Using Knowledge Discovery Techniques
Journal of Integrated Design & Process Science
Extraction and exploitation of intensional knowledge from heterogeneous information sources: semi-automatic approaches and tools
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Criteria and techniques to support the establishment of a semantic dictionary for database interoperability are described. The techniques allow the analysis of conceptual schemas of databases in a federation and the definition and maintenance of concept hierarchies. Similarity-based criteria are used to evaluate concept closeness and, consequently, to generate concept hierarchies. Experimentation of the techniques in the public administration domain is discussed.