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» An Operational Semantics for Knowledge Bases
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ML
2010
ACM
175views Machine Learning» more  ML 2010»
13 years 2 months ago
Concept learning in description logics using refinement operators
With the advent of the Semantic Web, description logics have become one of the most prominent paradigms for knowledge representation and reasoning. Progress in research and applica...
Jens Lehmann, Pascal Hitzler
RULES
1993
Springer
134views Database» more  RULES 1993»
13 years 11 months ago
Temporal Rule Specification and Management in Object-oriented Knowledge Bases
There have been many recent research efforts on temporal databases for managing current and historical data and on active databases for monitoring real-world events as well as dat...
Stanley Y. W. Su, Hsin-Hsing M. Chen
SIGMOD
2008
ACM
118views Database» more  SIGMOD 2008»
13 years 7 months ago
NAGA: harvesting, searching and ranking knowledge
The presence of encyclopedic Web sources, such as Wikipedia, the Internet Movie Database (IMDB), World Factbook, etc. calls for new querying techniques that are simple and yet mor...
Gjergji Kasneci, Fabian M. Suchanek, Georgiana Ifr...
FLAIRS
2008
13 years 8 months ago
A Framework for Evaluating Semantic Knowledge in Problem-Solving-Based Intelligent Tutoring Systems
We describe a framework for building intelligent tutoring systems that offer an advanced evaluation of learners' semantic knowledge. The knowledge model makes a pedagogical d...
Philippe Fournier-Viger, Roger Nkambou, Andr&eacut...
WISE
2005
Springer
14 years 1 months ago
OWLIM - A Pragmatic Semantic Repository for OWL
OWLIM is a high-performance Storage and Inference Layer (SAIL) for Sesame, which performs OWL DLP reasoning, based on forward-chaining of entilement rules. The reasoning and query ...
Atanas Kiryakov, Damyan Ognyanov, Dimitar Manov