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» Operational Semantics of Hybrid Systems
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PADL
2009
Springer
15 years 10 months ago
Layered Models Top-Down Querying of Normal Logic Programs
Abstract. For practical applications, the use of top-down query-driven proofprocedures is essential for an efficient use and computation of answers using Logic Programs as knowledg...
Alexandre Miguel Pinto, Luís Moniz Pereira
CONCUR
2005
Springer
15 years 3 months ago
Deriving Weak Bisimulation Congruences from Reduction Systems
The focus of process calculi is interaction rather than computation, and for this very reason: (i) their operational semantics is conveniently expressed by labelled transition syst...
Roberto Bruni, Fabio Gadducci, Ugo Montanari, Pawe...
SAC
2006
ACM
15 years 4 months ago
Distributed collaborative filtering for peer-to-peer file sharing systems
Collaborative filtering requires a centralized rating database. However, within a peer-to-peer network such a centralized database is not readily available. In this paper, we pro...
Jun Wang, Johan A. Pouwelse, Reginald L. Lagendijk...
EUROPAR
2003
Springer
15 years 3 months ago
A Coordination Model for ad hoc Mobile Systems
The growing success of wireless ad hoc networks and portable hardware devices presents many interesting problems to software engineers. Particular, coordination is a challenging t...
Marco Tulio de Oliveira Valente, Fernando Magno Qu...
BIS
2010
227views Business» more  BIS 2010»
14 years 11 months ago
Using SPARQL and SPIN for Data Quality Management on the Semantic Web
The quality of data is a key factor that determines the performance of information systems, in particular with regard (1) to the amount of exceptions in the execution of business p...
Christian Fürber, Martin Hepp