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SSD
1993
Springer
152views Database» more  SSD 1993»
14 years 16 days ago
Realms: A Foundation for Spatial Data Types in Database Systems
: Spatial data types or algebras for database systems should (i) be fully general (which means, closed under set operations, hence e.g. a region value can be a set of polygons with...
Ralf Hartmut Güting, Markus Schneider
FMLDO
1990
Springer
86views Database» more  FMLDO 1990»
14 years 15 days ago
Views in Object-Oriented Databases
Object-oriented database systems (ooDBMSs) are supposed to offer at least the functionality available in commercial relational DBMSs of today. One important consequence of this is...
Marc H. Scholl, Christian Laasch, Markus Tresch
EMSOFT
2007
Springer
14 years 11 days ago
Necessary and sufficient conditions for deterministic desynchronization
Synchronous reactive formalisms associate concurrent behaviors to precise schedules on global clock(s). This allows a non-ambiguous notion of "absent" signal, which can ...
Dumitru Potop-Butucaru, Robert de Simone, Yves Sor...
ESORICS
2009
Springer
14 years 10 days ago
Declassification with Explicit Reference Points
Noninterference requires that public outputs of a program must be completely independent from secrets. While this ensures that secrets cannot be leaked, it is too restrictive for m...
Alexander Lux, Heiko Mantel
ATAL
2004
Springer
14 years 6 days ago
A Model of Almost Everything: Norms, Structure and Ontologies in Agent Organizations
In this paper, we propose a framework for modelling agent organizations, OMNI, that allows the balance of global organizational requirements with the autonomy of individual agents...
Virginia Dignum, Javier Vázquez-Salceda, Fr...