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» Reasoning With Weighted Ontologies
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KR
2010
Springer
15 years 4 months ago
Tractable Answer-Set Programming with Weight Constraints: Bounded Treewidth Is not Enough
Cardinality constraints or, more generally, weight constraints are well recognized as an important extension of answer-set programming. Clearly, all common algorithmic tasks relat...
Reinhard Pichler, Stefan Rümmele, Stefan Szei...
SEMWEB
2009
Springer
15 years 4 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
RR
2009
Springer
15 years 6 months ago
A Formal Theory for Modular ERDF Ontologies
Anastasia Analyti, Grigoris Antoniou, Carlos Viega...
ITS
2004
Springer
153views Multimedia» more  ITS 2004»
15 years 5 months ago
Modeling Students' Reasoning About Qualitative Physics: Heuristics for Abductive Proof Search
Abstract. We describe a theorem prover that is used in the Why2Atlas tutoring system for the purposes of evaluating the correctness of a student’s essay and for guiding feedback ...
Maxim Makatchev, Pamela W. Jordan, Kurt VanLehn
SEMWEB
2005
Springer
15 years 5 months ago
A Bayesian Network Approach to Ontology Mapping
This paper presents our ongoing effort on developing a principled methodology for automatic ontology mapping based on BayesOWL, a probabilistic framework we developed for modeling ...
Rong Pan, Zhongli Ding, Yang Yu, Yun Peng