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» A formal semantics for P3P
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KCAP
2005
ACM
16 years 4 days ago
Matching utterances to rich knowledge structures to acquire a model of the speaker's goal
An ultimate goal of AI is to build end-to-end systems that interpret natural language, reason over the resulting logical forms, and perform actions based on that reasoning. This r...
Peter Z. Yeh, Bruce W. Porter, Ken Barker
ATAL
2005
Springer
16 years 4 days ago
Progressive ontology alignment for meaning coordination: an information-theoretic foundation
We elaborate on the mathematical foundations of the meaning coordination problem that agents face in open environments. We investigate to which extend the BarwiseSeligman theory o...
W. Marco Schorlemmer, Yannis Kalfoglou
CONCUR
2005
Springer
16 years 4 days ago
Deriving Weak Bisimulation Congruences from Reduction Systems
The focus of process calculi is interaction rather than computation, and for this very reason: (i) their operational semantics is conveniently expressed by labelled transition syst...
Roberto Bruni, Fabio Gadducci, Ugo Montanari, Pawe...
CCS
2004
ACM
15 years 12 months ago
Authenticity by tagging and typing
We propose a type and effect system for authentication protocols built upon a tagging scheme that formalizes the intended semantics of ciphertexts. The main result is that the val...
Michele Bugliesi, Riccardo Focardi, Matteo Maffei
COMPSAC
2002
IEEE
15 years 11 months ago
Hybrid Role Hierarchy for Generalized Temporal Role Based Access Control Model
Generalized Temporal Role Based Access Control (GTRBAC) model that captures an exhaustive set of temporal constraint needs for access control has recently been proposed. GTRBAC’...
James Joshi, Elisa Bertino, Arif Ghafoor