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COOPIS
2003
IEEE
14 years 2 months ago
Flora-2: A Rule-Based Knowledge Representation and Inference Infrastructure for the Semantic Web
Abstract. Flora-2 is a rule-based object-oriented knowledge base system designed for a variety of automated tasks on the Semantic Web, ranging from meta-data management to informat...
Guizhen Yang, Michael Kifer, Chang Zhao
CLEIEJ
2008
115views more  CLEIEJ 2008»
13 years 9 months ago
Construction of an Attribute-Value Representation for Semi-structured Medical Findings Knowledge Extraction
Data Mining is a process related to analysis, understanding and knowledge extraction from databases. In order to perform this process it is usually necessary to represent the data...
Daniel de Faveri Honorato, Everton Alvares Cherman...
AI
2011
Springer
13 years 4 months ago
Local closed world reasoning with description logics under the well-founded semantics
An important question for the upcoming Semantic Web is how to best combine open world ontology languages, such as the OWL-based ones, with closed world rule-based languages. One o...
Matthias Knorr, José Júlio Alferes, ...
ICFP
2010
ACM
13 years 10 months ago
The impact of higher-order state and control effects on local relational reasoning
Reasoning about program equivalence is one of the oldest problems in semantics. In recent years, useful techniques have been developed, based on bisimulations and logical relation...
Derek Dreyer, Georg Neis, Lars Birkedal
KR
2004
Springer
14 years 2 months ago
Expressive Power and Succinctness of Propositional Languages for Preference Representation
Several logical languages have been considered in AI for encoding compactly preference relations over a set of alternatives. In this paper, we analyze both the expressiveness and ...
Sylvie Coste-Marquis, Jérôme Lang, Pa...