88 search results - page 4 / 18 » Expressing Implicit Semantic Relations without Supervision |
KRMED
2008
13 years 7 months ago
2008
By constructing local extensions to SNOMED we aim to enrich existing medical and related data stores, simplify the expression of complex queries, and establish a foundation for se...
ICDT
2009
ACM
14 years 6 months ago
2009
ACM
We study containment and equivalence of (unions of) conjunctive queries on relations annotated with elements of a commutative semiring. Such relations and the semantics of positiv...
CICLING
2008
Springer
13 years 7 months ago
2008
Springer
Abstract. An important aspect of discourse understanding and generation involves the recognition and processing of discourse relations. These are conveyed by discourse connectives,...
COLING
1996
13 years 7 months ago
1996
This paper presents a method for generating multiple paraphrases from ambiguous logical forms. The method is based on a chart structure with edges indexed on semantic information ...
ISPA
2005
Springer
13 years 11 months ago
2005
Springer
The wide scale usage of OWL for the formalization of real-world ontologies is currently influenced by important limitations which concern both its expressivity and the efficiency ...