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» Conceptual Queries Using ConQuer-II
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ICSNW
2004
Springer
238views Database» more  ICSNW 2004»
14 years 1 months ago
Knowledge Sifter: Agent-Based Ontology-Driven Search over Heterogeneous Databases Using Semantic Web Services
Knowledge Sifter is a scaleable agent-based system that supports access to heterogeneous information sources such as the Web, open-source repositories, XML-databases and the emergi...
Larry Kerschberg, Mizan Chowdhury, Alberto Damiano...
LAWEB
2003
IEEE
14 years 1 months ago
Application Modeling for the Semantic Web
In this article we present a method for the design and implementation of Web Applications for the Semantic Web. Based on the "Object Oriented Hypermedia Design Method" a...
Fernanda Lima, Daniel Schwabe
ER
2010
Springer
129views Database» more  ER 2010»
13 years 6 months ago
Specifying Aggregation Functions in Multidimensional Models with OCL
Multidimensional models are at the core of data warehouse systems, since they allow decision makers to early define the relevant information and queries that are required to satis...
Jordi Cabot, Jose-Norberto Mazón, Jes&uacut...
ICDE
2007
IEEE
119views Database» more  ICDE 2007»
14 years 2 months ago
Stream Variables: A Quick but not Dirty SQL Extension for Continuous Queries
The ability to query data streams is of increasing importance and has been identified as a crucial element for modern organizations and agencies. This paper identifies a class o...
Damianos Chatziantoniou, Yannis Sotiropoulos
ECAI
2000
Springer
14 years 1 days ago
Using Description Logics for Ontology Extraction
The paper presents a prototype of a system for querying the Web in natural language (French) for a limited domain. The domain knowledge, represented in description logics (DL), is ...
Amalia Todirascu, François de Bertrand de B...