187 search results - page 18 / 38 » Modeling and manipulating the structure of hierarchical sche... |
ER
2005
Springer
14 years 28 days ago
2005
Springer
Query rewriting is a fundamental task in query optimization and data integration. With the advent of the web, there has been renewed interest in data integration, where data is dis...
ER
2004
Springer
13 years 11 months ago
2004
Springer
The semantic web envisions a World Wide Web in which data is described with rich semantics and applications can pose complex queries. Ontologies, a cornerstone of the semantic web,...
ISOLA
2007
Springer
14 years 1 months ago
2007
Springer
Abstract. This paper argues in favor of a database conceptual schema and Semantic Web ontology design discipline that explores analogy mappings to reuse the structure and integrity...
WIDM
2003
ACM
14 years 22 days ago
2003
ACM
Hierarchical categorization of documents is a task receiving growing interest due to the widespread proliferation of topic hierarchies for text documents. The worst problem of hie...
PVLDB
2010
13 years 5 months ago
2010
Non-technical users are increasingly adding structures to their data. This gives rise to the need for database design. However, traditional database design is deliberate and heavy...