Sciweavers

439 search results - page 48 / 88
» Information Integration from Semantically Heterogeneous Biol...
Sort
View
DAWAK
2006
Springer
14 years 22 days ago
A Versioning Management Model for Ontology-Based Data Warehouses
More and more integration systems use ontologies to solve the problem of semantic heterogeneities between autonomous databases. To automate the integration process, a number of the...
Dung Nguyen Xuan, Ladjel Bellatreche, Guy Pierra
IADIS
2004
13 years 10 months ago
A conceptual modeling of multimedia documents
Our research works are interested in the identification and the representation of the semantic structures of multimedia documents. The semantic structure of a multimedia document ...
Mohamed Mbarki, Chantal Soulé-Dupuy
ESWS
2011
Springer
13 years 17 days ago
FedX: A Federation Layer for Distributed Query Processing on Linked Open Data
Driven by the success of the Linked Open Data initiative today’s Semantic Web is best characterized as a Web of interlinked datasets. Hand in hand with this structure new challen...
Andreas Schwarte, Peter Haase, Katja Hose, Ralf Sc...
DOLAP
2004
ACM
14 years 2 months ago
Evaluating XML-extended OLAP queries based on a physical algebra
In today’s OLAP systems, integrating fast changing data, e.g., stock quotes, physically into a cube is complex and time-consuming. The widespread use of XML makes it very possib...
Xuepeng Yin, Torben Bach Pedersen
ECAI
2004
Springer
14 years 2 months ago
An Ontology Based Visual Tool for Query Formulation Support
In this paper we describe the principles of the design and development of an intelligent query interface, done in the context of the SEWASIE (SEmantic Webs and AgentS in Integrated...
Tiziana Catarci, Paolo Dongilli, Tania Di Mascio, ...