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» A Practical Approach to Model Extension
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ICDE
2011
IEEE
247views Database» more  ICDE 2011»
14 years 7 months ago
Process flexibility through customizable activities: A mashup-based approach
Abstract— In several contexts, the success of Workflow applications is limited by the excess of rigidity of workflow enactment, which leaves no freedom to end-users to “custo...
Marco Fisichella, Maristella Matera
ER
2007
Springer
88views Database» more  ER 2007»
15 years 10 months ago
Teaching a Schema Translator to Produce O/R Views
This paper describes a rule-based algorithm to derive a relational schema from an extended entity-relationship model. Our work is based on an approach by Atzeni and Torlone in whic...
Peter Mork, Philip A. Bernstein, Sergey Melnik
WEA
2010
Springer
243views Algorithms» more  WEA 2010»
15 years 10 months ago
Experiments with a Feasibility Pump Approach for Nonconvex MINLPs
We present a new Feasibility Pump algorithm tailored for nonconvex Mixed Integer Nonlinear Programming problems. Differences with the previously proposed Feasibility Pump algorith...
Claudia D'Ambrosio, Antonio Frangioni, Leo Liberti...
AIMSA
2008
Springer
15 years 10 months ago
A Logical Approach to Dynamic Role-Based Access Control
Since its formalization RBAC has become the yardstick for the evaluation of access control formalisms. In order to meet organizational needs, it has been extended along several di...
Philippe Balbiani, Yannick Chevalier, Marwa El Hou...
128
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UML
2001
Springer
15 years 8 months ago
Approaching a Discrete-Continuous UML: Tool Support and Formalization
: This paper presents HyROOM, a proposal for an extension of UML-like languages by continuous activities for the specification of mixed discrete-continuous, or hybrid, systems. It...
Thomas Stauner, Alexander Pretschner, Istran P&eac...