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MMMACNS
2001
Springer
14 years 2 months ago
The Set and Function Approach to Modeling Authorization in Distributed Systems
Abstract. We present a new model that provides clear and precise semantics for authorization. The semantics is independent from underling security mechanisms and is separate from i...
Tatyana Ryutov, B. Clifford Neuman
INTEROP
1999
Springer
129views GIS» more  INTEROP 1999»
14 years 2 months ago
Interoperability in Practice: Problems in Semantic Conversion from Current Technology to OpenGIS
This work investigates the practical issue of mapping existing GIS to the OpenGIS standards. We describe the data models used in three systems (MGE, ARC/INFO and SPRING) and analys...
Gilberto Câmara, Rogério Thomé...
BIRTHDAY
2006
Springer
14 years 1 months ago
Searching in a Maze, in Search of Knowledge: Issues in Early Artificial Intelligence
Abstract. Heuristic programming was the first area in which AI methods were tested. The favourite case-studies were fairly simple toyproblems, such as cryptarithmetic, games, such ...
Roberto Cordeschi
DALT
2004
Springer
14 years 1 months ago
Norm Verification and Analysis of Electronic Institutions
Electronic institutions are a formalism to define and analyse protocols among agents with a view to achieving global and individual goals. In this paper we propose a definition of ...
Wamberto Weber Vasconcelos
ATAL
2008
Springer
13 years 12 months ago
Internal models and private multi-agent belief revision
We generalize AGM belief revision theory to the multi-agent case. To do so, we first generalize the semantics of the singleagent case, based on the notion of interpretation, to th...
Guillaume Aucher