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BIRTHDAY
2005
Springer
14 years 1 months ago
Compiled Labelled Deductive Systems for Access Control
This paper proposes a Compiled Labelled Deductive System, called ACCLDS, for reasoning about role-based access control in distributed systems, which builds upon Massacci’s tablea...
Krysia Broda, Alessandra Russo
ESOP
2006
Springer
13 years 11 months ago
Step-Indexed Syntactic Logical Relations for Recursive and Quantified Types
We present a sound and complete proof technique, based on syntactic logical relations, for showing contextual equivalence of expressions in a -calculus with recursive types and imp...
Amal J. Ahmed
POPL
1991
ACM
13 years 11 months ago
Subtyping Recursive Types
We investigate the interactions of subtyping and recursive types, in a simply typed λ-calculus. The two fundamental questions here are whether two (recursive) types are in the su...
Roberto M. Amadio, Luca Cardelli
BCSHCI
2008
13 years 9 months ago
Efficiency of multimodal metaphors in the presentation of learning information
The comparative study described in this paper has been conducted to investigate the effect of including multimodal metaphors on the usability of e-learning interfaces. Two indepen...
Marwan Alseid, Dimitrios Rigas
KRDB
2003
111views Database» more  KRDB 2003»
13 years 9 months ago
A Framework for Answering Queries using Multiple Representation and Inference Techniques
The Polylog framework is designed to provide a language for efficiently automating complex queries of information represented in multiple formats. A Polylog program contains a set...
Nicholas L. Cassimatis