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» Operational Semantics for MSC'96
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TPHOL
2002
IEEE
15 years 2 months ago
Weakest Precondition for General Recursive Programs Formalized in Coq
Abstract. This paper describes a formalization of the weakest precondition, wp, for general recursive programs using the type-theoretical proof assistant Coq. The formalization is ...
Xingyuan Zhang, Malcolm Munro, Mark Harman, Lin Hu
RE
2009
Springer
15 years 4 months ago
Semantic Criteria for Choosing a Language for Big-Step Models
With the popularity of model-driven methodologies, and the abundance of modelling languages, a major question for a requirements engineer is: which language is suitable for modell...
Shahram Esmaeilsabzali, Nancy A. Day, Joanne M. At...
DFG
2004
Springer
15 years 3 months ago
Executable HybridUML and Its Application to Train Control Systems
Abstract. In this paper, the authors introduce an extension of UML for the purpose of hybrid systems modeling. The construction uses the profile mechanism of UML 2.0 which is the ...
Kirsten Berkenkötter, Stefan Bisanz, Ulrich H...
WISE
2010
Springer
14 years 7 months ago
From Keywords to Queries: Discovering the User's Intended Meaning
Abstract. Regarding web searches, users have become used to keywordbased search interfaces due to their ease of use. However, this implies a semantic gap between the user's in...
Carlos Bobed, Raquel Trillo, Eduardo Mena, Sergio ...
ICDT
2009
ACM
127views Database» more  ICDT 2009»
15 years 4 months ago
A logical account of uncertain databases based on linear logic
A formal semantics of uncertain databases typically takes an algebraic approach by mapping an uncertain database to a set of relational databases, or possible worlds. We present a...
Sungwoo Park, Seung-won Hwang