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ICDT
2010
ACM
194views Database» more  ICDT 2010»
15 years 2 days ago
Bag Equivalence of XPath Queries
When a query is evaluated under bag semantics, each answer is returned as many times as it has derivations. Bag semantics has long been recognized as important, especially when ag...
Sara Cohen, Yaacov Y. Weiss
SBBD
2004
133views Database» more  SBBD 2004»
14 years 11 months ago
Query Processing in ROSA Data Model
Learning Content Management Systems (LCMS) store and manage e-learning content and play an important role in the development of Distance Learning technology. ROSA (Repository of O...
Fábio Coutinho, Fabio Porto
IRI
2009
IEEE
15 years 4 months ago
Towards a General Entity Representation Model
In recent years, there is an increasing interest in the Semantic Web and the relevant technologies, which can have a significant impact in the context of information and knowledge...
Barbara Bazzanella, Themis Palpanas, Heiko Stoerme...
MM
2006
ACM
293views Multimedia» more  MM 2006»
15 years 4 months ago
Automatic annotation and semantic retrieval of video sequences using multimedia ontologies
Effective usage of multimedia digital libraries has to deal with the problem of building efficient content annotation and retrieval tools. MOM (Multimedia Ontology Manager) is a ...
Marco Bertini, Alberto Del Bimbo, Carlo Torniai
TCGOV
2005
Springer
15 years 3 months ago
Towards a Semantically-Driven Software Engineering Environment for eGovernment
As software processes for developing eGovernment services become more complex, it is necessary to provide computer-based tools to support the software engineering process. Furtherm...
Dimitris Apostolou, Ljiljana Stojanovic, Tom&aacut...