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» The Complexity of Equality Constraint Languages
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TCS
2011
13 years 3 months ago
Block insertion and deletion on trajectories
In this paper, we introduce block insertion and deletion on trajectories, which provide us with a new framework to study properties of language operations. With the parallel synta...
Bo Cui, Lila Kari, Shinnosuke Seki
ICALP
2000
Springer
14 years 15 days ago
An Optimal Minimum Spanning Tree Algorithm
We establish that the algorithmic complexity of the minimum spanning tree problem is equal to its decision-tree complexity. Specifically, we present a deterministic algorithm to fi...
Seth Pettie, Vijaya Ramachandran
IFIP
2000
Springer
14 years 15 days ago
Representing Human and Non-human Stakeholders: On Speaking with Authority
Information systems research is concerned with complex imbroglios of human and non-human components. As researchers, we need ways to represent the intricacies of the different sta...
Athanasia Pouloudi, Edgar A. Whitley
TRUSTBUS
2009
Springer
14 years 3 months ago
The OPL Access Control Policy Language
Abstract. Existing policy languages suffer from a limited ability of directly and elegantly expressing high-level access control principles such as history-based separation of dut...
Christopher Alm, Ruben Wolf, Joachim Posegga
ESAW
2006
Springer
14 years 18 days ago
Using Constraints and Process Algebra for Specification of First-Class Agent Interaction Protocols
Abstract. Current approaches to multi-agent interaction involve specifying protocols as sets of possible interactions, and hard-coding decision mechanisms into agent programs in or...
Tim Miller, Peter McBurney