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IMCSIT
2010
14 years 8 months ago
Modelling, Optimization and Execution of Workflow Applications with Data Distribution, Service Selection and Budget Constraints
Abstract--The paper proposes a model which allows integration of services published by independent providers into scientific or business workflows. Optimization algorithms are prop...
Pawel Czarnul
NFM
2011
335views Formal Methods» more  NFM 2011»
14 years 4 months ago
CORAL: Solving Complex Constraints for Symbolic PathFinder
Symbolic execution is a powerful automated technique for generating test cases. Its goal is to achieve high coverage of software. One major obstacle in adopting the technique in pr...
Matheus Souza, Mateus Borges, Marcelo d'Amorim, Co...
PODS
1999
ACM
153views Database» more  PODS 1999»
15 years 2 months ago
Consistent Query Answers in Inconsistent Databases
In this paper we consider the problem of the logical characterization of the notion of consistent answer in a relational database that may violate given integrity constraints. Thi...
Marcelo Arenas, Leopoldo E. Bertossi, Jan Chomicki
ECSQARU
2005
Springer
15 years 3 months ago
Possibility Theory for Reasoning About Uncertain Soft Constraints
Abstract. Preferences and uncertainty occur in many real-life problems. The theory of possibility is one non-probabilistic way of dealing with uncertainty, which allows for easy in...
Maria Silvia Pini, Francesca Rossi, Kristen Brent ...
SEKE
2004
Springer
15 years 3 months ago
Enhancing the Message Concept of the Object Constraint Language
The textual Object Constraint Language (OCL) is an official part of the Unified Modeling Language (UML). A new concept in the recently adopted OCL version 2.0 is the notion of O...
Stephan Flake