291 search results - page 51 / 59 » On the Complexity of Fragments of Modal Logics |
PODS
2003
ACM
14 years 7 months ago
2003
ACM
A query against a database behind a site like Napster may search, e.g., for all users who have downloaded more jazz titles than pop music titles. In order to express such queries,...
KR
2010
Springer
14 years 12 days ago
2010
Springer
We propose a new family of probabilistic description logics (DLs) that, in contrast to most existing approaches, are derived in a principled way from Halpern’s probabilistic fi...
DALT
2004
Springer
14 years 1 months ago
2004
Springer
Abstract. We propose an extension of action theories to intention theories in the framework of situation calculus. Moreover the method for implementing action theories is adapted t...
MFCS
2009
Springer
14 years 2 months ago
2009
Springer
Abstract. The description of a single state of a modelled system is often complex in practice, but few procedures for synthesis address this problem in depth. We study systems in w...
ATAL
2003
Springer
14 years 26 days ago
2003
Springer
Formal theories of multi-agent systems require a rich ontology for modelling the dynamics of social behaviour. In this paper a formal analysis of the social behaviour of individua...