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DLT
1993
15 years 7 months ago
Rewriting Extended Regular Expressions
We concider an extened algebra of regular events (languages) with intersection besides the usual operations. This algebra has the structure of a distributive lattice with monotoni...
Valentin M. Antimirov, Peter D. Mosses
TPHOL
1992
IEEE
15 years 10 months ago
The HOL Logic Extended with Quantification over Type Variables
The HOL system is an LCF-style mechanized proof-assistant for conducting proofs in higher order logic. This paper discusses a proposal to extend the primitive basis of the logic un...
Thomas F. Melham
CCS
2007
ACM
16 years 22 days ago
A simple and expressive semantic framework for policy composition in access control
In defining large, complex access control policies, one would like to compose sub-policies, perhaps authored by different organizations, into a single global policy. Existing po...
Glenn Bruns, Daniel S. Dantas, Michael Huth
ICMCS
2006
IEEE
215views Multimedia» more  ICMCS 2006»
16 years 18 days ago
Biologically vs. Logic Inspired Encoding of Facial Actions and Emotions in Video
Automatic facial expression analysis is an important aspect of Human Machine Interaction as the face is an important communicative medium. We use our face to signal interest, disa...
Michel François Valstar, Maja Pantic
ICALP
2007
Springer
16 years 22 days ago
Modular Algorithms for Heterogeneous Modal Logics
Abstract. State-based systems and modal logics for reasoning about them often heterogeneously combine a number of features such as non-determinism and probabilities. Here, we show ...
Lutz Schröder, Dirk Pattinson