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» Information systems revisited - the general continuous case
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ACSW
2004
15 years 1 months ago
A Case Study in Access Control Requirements for a Health Information System
We present a detailed examination of the access constraints for a small real-world Health Information System with the aim of achieving minimal access rights for each of the involv...
Mark Evered, Serge Bögeholz
IFIP
2005
Springer
15 years 5 months ago
Probable Innocence Revisited
In this paper we propose a formalization of probable innocence, a notion of probabilistic anonymity that is associated to “realistic” protocols such as Crowds. We analyze crit...
Konstantinos Chatzikokolakis, Catuscia Palamidessi
FOSSACS
2008
Springer
15 years 1 months ago
Symbolic Semantics Revisited
Abstract. Symbolic bisimulations were introduced as a mean to define value-passing process calculi using smaller, possibly finite labelled transition systems, equipped with symboli...
Filippo Bonchi, Ugo Montanari
CSCW
2004
ACM
15 years 5 months ago
Collaborating around collections: informing the continued development of photoware
This paper explores the embodied interactional ways in which people naturally collaborate around and share collections of photographs. We employ ethnographic studies of paper-base...
Andy Crabtree, Tom Rodden, John A. Mariani
AUTOMATICA
2006
142views more  AUTOMATICA 2006»
14 years 11 months ago
Stability regions in the parameter space: D-decomposition revisited
The challenging problem in linear control theory is to describe the total set of parameters (controller coefficients or plant characteristics) which provide stability of a system....
Elena N. Gryazina, Boris T. Polyak