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» Conceptual Model Based Semantic Web Services
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WWW
2002
ACM
16 years 4 months ago
RQL: a declarative query language for RDF
Real-scale Semantic Web applications, such as Knowledge Portals and E-Marketplaces, require the managementof large volumes of metadata, i.e., information describing the available ...
Gregory Karvounarakis, Sofia Alexaki, Vassilis Chr...
189
Voted
WEBNET
2001
15 years 5 months ago
An Adaptive Hypermedia Presentation Modeling System for Custom Knowledge Representations
We propose a generic presentation system for adaptive educational hypermedia that is highly independent from domain knowledge representation and application state management. Our a...
Pablo Castells, José Antonio Macías ...
SEMWEB
2001
Springer
15 years 8 months ago
OntoMap - the Guide to the Upper-Level
Abstract. The upper-level ontologies are theories that capture the most common concepts, which are relevant for many of the tasks involving knowledge extraction, representation, an...
Atanas K. Kirakov, Marin Dimitrov
DASFAA
2010
IEEE
425views Database» more  DASFAA 2010»
15 years 8 months ago
FlexTable: Using a Dynamic Relation Model to Store RDF Data
Efficient management of RDF data is an important factor in realizing the Semantic Web vision. The existing approaches store RDF data based on triples instead of a relation model. I...
Yan Wang, Xiaoyong Du, Jiaheng Lu, Xiaofang Wang
158
Voted
EWMF
2003
Springer
15 years 9 months ago
Monitoring the Evolution of Web Usage Patterns
Abstract With the ongoing shift from off-line to on-line business processes, the Web has become an important business platform, and for most companies it is crucial to have an on-...
Steffan Baron, Myra Spiliopoulou