96 search results - page 7 / 20 » The role of secondary attributes in formal object modelling |
106
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RSKT
2007
Springer
15 years 5 months ago
2007
Springer
Abstract. A fundamental data modeling problem in geographical information systems and spatial database systems refers to an appropriate treatment of the vagueness or indeterminacy ...
136
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LPAR
1999
Springer
15 years 3 months ago
1999
Springer
Abstract. Description Logics (DLs) are a family of knowledge representation formalisms mainly characterised by constructors to build complex concepts and roles from atomic ones. Ex...
104
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SIGMOD
2000
ACM
15 years 4 months ago
2000
ACM
We consider spatio-temporal databases supporting spatial objects with continuously changing position and extent, termed moving objects databases. We formally define a data model f...
85
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EUROMICRO
2005
IEEE
15 years 5 months ago
2005
IEEE
Objective: Formal definition of composition assessment metrics for CBSE, using an extension of the CORBA Component Model metamodel as the ontology for describing component assembl...
CAISE
2004
Springer
15 years 5 months ago
2004
Springer
: While some information modeling approaches (e.g. the Relational Model, and Object-Role Modeling) are typically formalized using first-order logic, other approaches to information...