Sciweavers

2043 search results - page 26 / 409
» The Limits of Querying Ontologies
Sort
View
CIKM
2009
Springer
13 years 12 months ago
Semantic queries in databases: problems and challenges
Supporting semantic queries in relational databases is essential to many advanced applications. Recently, with the increasing use of ontology in various applications, the need for...
Lipyeow Lim, Haixun Wang, Min Wang
JTAER
2010
163views more  JTAER 2010»
13 years 3 months ago
A semantic query approach to personalized e-Catalogs service system
With the emergence of the e-Catalog, there has been an increasingly wide application of commodities query in distributed environment in the field of e-commerce. But e-Catalog is o...
Donglin Chen, Xiaofei Li, Yueling Liang, Jun Zhang
SEMWEB
2009
Springer
14 years 1 months ago
A Decomposition-Based Approach to Optimizing Conjunctive Query Answering in OWL DL
Scalable query answering over Description Logic (DL) based ontologies plays an important role for the success of the Semantic Web. Towards tackling the scalability problem, we prop...
Jianfeng Du, Guilin Qi, Jeff Z. Pan, Yi-Dong Shen
EDBTW
2006
Springer
14 years 10 days ago
Summa Contra Ontologiam
This paper is a critical analysis of the concept of ontology thus as it is used in computing science. It identifies three main problems with such a concept, two of which are intri...
Simone Santini
EON
2003
13 years 10 months ago
Racer: A Core Inference Engine for the Semantic Web
In this paper we describe Racer, which can be considered as a core inference engine for the semantic web. The Racer inference server offers two APIs that are already used by at le...
Volker Haarslev, Ralf Möller