2845 search results - page 196 / 569 » Constraints over Ontologies |
155
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ACL
2010
15 years 4 months ago
2010
A robust dictionary of semantic frames is an essential element of natural language understanding systems that use ontologies. However, creating lexical resources that accurately c...
178
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LOPSTR
2007
Springer
16 years 23 days ago
2007
Springer
We propose an extension of Constraint Handling Rules (CHR) with aggregates such as sum, count, findall, and min. This new feature significantly improves the conciseness and expres...
149
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CORR
2008
Springer
15 years 6 months ago
2008
Springer
We study the model checking problem, for fixed structures A, over positive equality-free first-order logic
143
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SARA
2005
Springer
16 years 3 days ago
2005
Springer
Abstract. We present The Cruncher, a simple representation framework and algorithm based on minimum description length for automatically forming an ontology of concepts from attrib...
187
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CSSW
2007
15 years 8 months ago
2007
: The SIOC Ontology can be used to express information from the online community sites in a machine-readable form using RDF. This rich data structure allows us to easily analyse an...