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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
WS
2004
ACM
15 years 12 months ago
Trust evaluation in ad-hoc networks
Title of Thesis: DISTRIBUTED TRUST EVALUATION IN AD-HOC NETWORKS Georgios E. Theodorakopoulos, Master of Science, 2004 Thesis directed by: Professor John S. Baras Department of El...
George Theodorakopoulos, John S. Baras
AMW
2009
15 years 7 months ago
Identifying Algebraic Properties to Support Optimization of Unary Similarity Queries
Conventional operators for data retrieval are either based on exact matching or on total order relationship among elements. Neither of them is appropriate to manage complex data, s...
Mônica Ribeiro Porto Ferreira, Agma J. M. Tr...
CORR
2008
Springer
120views Education» more  CORR 2008»
15 years 6 months ago
XQuery Join Graph Isolation
A purely relational account of the true XQuery semantics can turn any relational database system into an XQuery processor. Compiling nested expressions of the fully compositional X...
Torsten Grust, Manuel Mayr, Jan Rittinger
EWSA
2004
Springer
15 years 12 months ago
Constraints of Behavioural Inheritance
We present an approach to component inheritance and reuse which closes the gap between architectural design and process-oriented approaches. To apply inheritance checks in design a...
Ella E. Roubtsova, Serguei A. Roubtsov