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» On the Satisfiability of Complex Constraints
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UML
2004
Springer
16 years 7 days ago
Applying Refactoring Techniques to UML/OCL Models
The Object Constraint Language (OCL) plays an important role in the elaboration of precise UML models. Although OCL was designed to be both formal and simple, UML/OCL models may be...
Alexandre L. Correa, Cláudia Maria Lima Wer...
IAT
2003
IEEE
16 years 5 days ago
Agent-based decision support for actual-world procurement scenarios
Multi-item, multi-unit negotiations in industrial procurement pose serious challenges to buying agents when trying to determine the best set of providering agents’ offers. Typic...
Juan A. Rodríguez-Aguilar, Andrea Giovannuc...
ASYNC
2002
IEEE
120views Hardware» more  ASYNC 2002»
15 years 12 months ago
Relative Timing Based Verification of Timed Circuits and Systems
Advanced clock-delayed1 and self-resetting domino circuits are becoming increasingly important design styles in aggressive synchronous as well as asynchronous design. Their design...
Peter A. Beerel, Ken S. Stevens, Hoshik Kim
COMPSAC
2002
IEEE
15 years 12 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
GEOS
2009
Springer
15 years 11 months ago
SPARQL Query Re-writing Using Partonomy Based Transformation Rules
Abstract. Often the information present in a spatial knowledge base is represented at a different level of granularity and abstraction than the query constraints. For querying onto...
Prateek Jain, Peter Z. Yeh, Kunal Verma, Cory A. H...