GRID
2006
Springer
13 years 4 months ago
2006
Springer
This paper presents ongoing research and current results on the development of flexible access control infrastructures for complex resource provisioning in Grid-based collaborativ...
FUIN
2006
13 years 4 months ago
2006
This paper considers the problem of how to establish calculi of approximation spaces. Approximation spaces considered in the context of rough sets were introduced by Zdzislaw Pawla...
FFA
2006
13 years 4 months ago
2006
This note is a continuation of a paper by the same authors that appeared in 2002 in the same journal. First we extend the method of the previous paper proving an asymptotic formul...
IJIQ
2008
13 years 4 months ago
2008
This paper emphasises that most surgical errors can be prevented or intercepted by reducing preventable disruptions inside the operating rooms. It uses information quality concepts...
IJFCS
2008
13 years 4 months ago
2008
In this paper, we study some periodicity concepts on words. First, we extend the notion of full tilings which was recently introduced by Karhum
ENTCS
2006
13 years 4 months ago
2006
In this paper, we present weighted/priced timed automata, an extension of timed automaton with costs, and solve several interesting problems on that model. Key words: Weighted/pri...
ENTCS
2006
13 years 4 months ago
2006
In this paper we apply the role metaphor to coordination. Roles are used in sociology as a way to structure organizations and to coordinate their behavior. In our model, the featu...
IJAC
2008
13 years 4 months ago
2008
This paper begins the development of a theory of what we will call symplectic alternating algebras. They have arisen in the study of 2-Engel groups but seem also to be of interest...
ENDM
2006
13 years 4 months ago
2006
In this paper, we study the representation of W(2) in PG(2, 4) related to a hyperoval. We provide a group-theoretic characterization and some geometric ones.
EJC
2006
13 years 4 months ago
2006
In this paper we study the sequence (ci)0id for a distance-regular graph. In particular we show that if d 2j and cj = c > 1 then c2j > c holds. Using this we give improveme...