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» The role data model revisited
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E4MAS
2006
Springer
13 years 11 months ago
A Unified Model for Physical and Social Environments
Abstract. The AGRE model proposed by Ferber et al. is based on an interesting generalization of both physical and social environments. In this paper we revisit the AGRE model and e...
José-Antonio Báez-Barranco, Tiberiu ...
HICSS
2003
IEEE
107views Biometrics» more  HICSS 2003»
14 years 18 days ago
Heritage and the Role of Data Management Systems: A Prototype Model for New Zealand
Heritage management in New Zealand is data rich but information poor. For nearly 50 years, the New Zealand Archaeological Association has maintained a paper based, largely textual...
Lesley A. Gardner, S. J. Holdaway, D. C. Whitehead...
ITS
1992
Springer
120views Multimedia» more  ITS 1992»
13 years 11 months ago
Distributed Learning Companion System: WEST Revisited
This paper describes a distributed learning system which consists of two connected computers so that students can learn in collaboration and/or competition at different locations. ...
Tak-Wai Chan, I-Ling Chung, Rong-Guey Ho, Wen-Juan...
EDBTW
2006
Springer
13 years 11 months ago
Unsatisfiability Reasoning in ORM Conceptual Schemes
ORM (Object-Role Modeling) is a rich and well-known conceptual modeling method. As ORM has a formal semantics, reasoning tasks such as satisfiability checking of an ORM schema natu...
Mustafa Jarrar, Stijn Heymans
VLDB
1993
ACM
126views Database» more  VLDB 1993»
13 years 11 months ago
An Object Data Model with Roles
Antonio Albano, Roberto Bergamini, Giorgio Ghelli,...