711 search results - page 57 / 143 » Modal Logics are Coalgebraic |
LOGCOM
2007
14 years 10 months ago
2007
In Artificial Intelligence there is a need for reasoning about continuous processes, where assertions refer to time intervals rather than time points. Taking our lead from van Ben...
AAAI
2010
14 years 11 months ago
2010
In this paper, we study the knowledge compilation task for propositional epistemic logic S5. We first extend many of the queries and transformations considered in the classical kn...
KR
1998
Springer
15 years 2 months ago
1998
Springer
The paper investigates the characterisation of vague concepts within the framework of modal logic. This work builds on the supervaluation approach of Fine and exploits the idea of...
DEON
2010
Springer
15 years 2 months ago
2010
Springer
Abstract. Privacy policies are often defined in terms of permitted messages. Instead, in this paper we derive dynamically the permitted messages from static privacy policies defi...
MMMACNS
2005
Springer
15 years 3 months ago
2005
Springer
Making correct access-control decisions is central to security, which in turn requires accounting correctly for the identity, credentials, roles, authority, and privileges of users...