309 search results - page 45 / 62 » Modeling Railway Control Systems Using Graph Grammars: A Cas... |
DEON
2008
Springer
13 years 9 months ago
2008
Springer
The security policy of an information system may include a wide range of different requirements. The literature has primarily focused on access and information flow control require...
CAE
2007
13 years 10 months ago
2007
This paper proposes two simple and powerful algorithms to automatically paint Celtic knots with aesthetic colors. The shape of the knot is generated from its dual graph as present...
WCRE
2006
IEEE
14 years 1 months ago
2006
IEEE
The understanding of the structure of a software system can be improved by analyzing the system’s evolution during development. Visualizations of software history that provide o...
CCS
2007
ACM
14 years 1 months ago
2007
ACM
In this paper, we study the maintenance of role-based access control (RBAC) models in database environments using transitive closure relations. In particular, the algorithms that ...
RTCSA
2003
IEEE
14 years 29 days ago
2003
IEEE
Many industrial real-time systems have evolved over a long period of time and were initially so simple that it was possible to predict consequences of adding new functionality by c...