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» Specifying Precise Use Cases with Use Case Charts
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COMPSAC
2009
IEEE
15 years 9 months ago
Towards the Operational Semantics of User-Centric Communication Models
Abstract—The pervasiveness of complex communication services and the need for end-users to play a greater role in developing communication services have resulted in the creation ...
Yingbo Wang, Yali Wu, Andrew A. Allen, Barbara Esp...
SWAP
2007
15 years 5 months ago
Improving Responsiveness of Ontology-Based Query Formulation
Abstract. Recent research showed the benefits of adopting formal ontologies as a means for accessing heterogeneous data sources. The use of an ontology not only provides a uniform...
Ivan Zorzi, Sergio Tessaris, Paolo Dongilli
CP
2009
Springer
16 years 4 months ago
The Complexity of Valued Constraint Models
The Valued Constraint Satisfaction Problem (VCSP) is a general framework encompassing many optimisation problems. We discuss precisely what it means for a problem to be modelled in...
Peter G. Jeavons, Stanislav Zivný
ICYCS
2008
IEEE
15 years 10 months ago
A Trust-Enabling Support for Goal-Based Services
Service-Oriented Computing allows new applications to be developed by using and/or combining services offered by different providers. In several cases a service needs sensitive in...
Luiz Olavo Bonino da Silva Santos, Luís Fer...
MEMOCODE
2008
IEEE
15 years 10 months ago
From Data to Events: Checking Properties on the Control of a System
We present a component-based description language for heterogeneous systems composed of several data flow processing components and a unique eventbased controller. Descriptions a...
Christophe Jacquet, Frédéric Boulang...