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» On the complexity of hierarchical problem solving
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AINA
2005
IEEE
15 years 10 months ago
Efficient Secret Sharing with Access Structures in a Hierarchy
2004, Chang et al. suggested an approach that solves the problem of secret sharing with access structures in a hierarchy. They used the concept of discrete logarithmto reuse shado...
Chu-Hsing Lin, Wei Lee
ICTAI
2008
IEEE
15 years 11 months ago
Computational Complexity of Web Service Composition Based on Behavioral Descriptions
The Web Service Composition (WSC) problem on behavioral descriptions deals with the automatic construction of a coordinator web service to control a set of web services to reach t...
Hyunyoung Kil, Wonhong Nam, Dongwon Lee
MFCS
2005
Springer
15 years 10 months ago
Inverse Monoids: Decidability and Complexity of Algebraic Questions
This paper investigates the word problem for inverse monoids generated by a set Γ subject to relations of the form e = f, where e and f are both idempotents in the free inverse m...
Markus Lohrey, Nicole Ondrusch
CCE
2008
15 years 4 months ago
A hierarchical decision procedure for productivity innovation in large-scale petrochemical processes
Maintaining the best quality is essential for the survival of a company in a globally competitive world. Six Sigma activity has been widely accepted as one of the most efficient a...
Chonghun Han, Minjin Kim, En Sup Yoon
GRID
2000
Springer
15 years 8 months ago
Architectural Models for Resource Management in the Grid
: The concept of coupling geographically distributed (high-end) resources for solving large-scale problems is becoming increasingly popular, forming what is popularly called grid c...
Rajkumar Buyya, Steve J. Chapin, David C. DiNucci