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» Achieving Flexibility In Unification Formalisms
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ANSS
2007
IEEE
14 years 4 months ago
Performance Analysis of an Optimistic Simulator for CD++
DEVS is a formalism to describe generic dynamic systems in a hierarchical and modular way. We present new techniques for executing DEVS and CellDEVS models in parallel and distrib...
Qi Liu, Gabriel A. Wainer
ESORICS
2008
Springer
13 years 11 months ago
On the Security of Delegation in Access Control Systems
Delegation is a mechanism that allows a user A to act on another user B's behalf by making B's access rights available to A. It is well recognized as an important mechani...
Qihua Wang, Ninghui Li, Hong Chen
FOIS
2006
13 years 11 months ago
A Dynamic Theory of Ontology
Natural languages are easy to learn by infants, they can express any thought that any adult might ever conceive, and they accommodate the limitations of human breathing rates and s...
John F. Sowa
ACISICIS
2005
IEEE
14 years 3 months ago
A Comprehensive Middleware Architecture for Context-Aware Ubiquitous Computing Systems
Ubiquitous computing is viewed as a computing paradigm where minimal user intervention is necessitated emphasizing detection of environmental conditions and user behaviors in orde...
Anjum Shehzad, Hung Quoc Ngo, Sungyoung Lee, Young...
AIL
2004
85views more  AIL 2004»
13 years 9 months ago
Normative autonomy and normative co-ordination: Declarative power, representation, and mandate
In this paper we provide a formal analysis of the idea of normative co-ordination. We argue that this idea is based on the assumption that agents can achieve flexible co-ordination...
Jonathan Gelati, Antonino Rotolo, Giovanni Sartor,...