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» Ontology Engineering Relationally
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WWW
2007
ACM
16 years 4 months ago
Hierarchical, perceptron-like learning for ontology-based information extraction
Recent work on ontology-based Information Extraction (IE) has tried to make use of knowledge from the target ontology in order to improve semantic annotation results. However, ver...
Yaoyong Li, Kalina Bontcheva
PADL
2010
Springer
16 years 22 days ago
Implementing Query Answering for Hybrid MKNF Knowledge Bases
Abstract. Ontologies and rules are usually loosely coupled in knowledge representation formalisms. In fact, ontologies use open-world reasoning while the leading semantics for rule...
Ana Sofia Gomes, José Júlio Alferes,...
IAT
2005
IEEE
15 years 9 months ago
Using Similarity Measures for an Efficient Business Information-Exchange
Several problems are involved in the Virtual Enterprise (VE) formation process. One of the most important problems is the lack of understanding that may arise during agents’ int...
Andreia Malucelli, Eugénio C. Oliveira
NLDB
2004
Springer
15 years 9 months ago
Concept Similarity Measures the Understanding Between Two Agents
When knowledge in each agent is represented by an ontology of concepts and relations, concept communication can not be fulfilled through exchanging concepts (ontology nodes). Inste...
Jesus M. Olivares-Ceja, Adolfo Guzmán-Arena...
ASE
1999
59views more  ASE 1999»
15 years 3 months ago
Overlaps in Requirements Engineering
Although overlap between specifications
George Spanoudakis, Anthony Finkelstein, David Til...