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» Modal logic and invariance
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AI
2005
Springer
15 years 1 months ago
Knowledge updates: Semantics and complexity issues
We consider the problem of how an agent's knowledge can be updated. We propose a formal method of knowledge update on the basis of the semantics of modal logic S5. In our met...
Chitta Baral, Yan Zhang
LOGCOM
2007
125views more  LOGCOM 2007»
15 years 1 months ago
Epistemic Actions as Resources
We provide algebraic semantics together with a sound and complete sequent calculus for information update due to epistemic actions. This semantics is flexible enough to accommoda...
Alexandru Baltag, Bob Coecke, Mehrnoosh Sadrzadeh
CODASPY
2011
14 years 5 months ago
Relationship-based access control: protection model and policy language
Social Network Systems pioneer a paradigm of access control that is distinct from traditional approaches to access control. Gates coined the term Relationship-Based Access Control...
Philip W. L. Fong
ATAL
2005
Springer
15 years 7 months ago
Knowledge and social laws
In this paper we combine existing work in the area of social laws with a framework for reasoning about knowledge in multi-agent systems. The unifying framework in which this is do...
Wiebe van der Hoek, Mark Roberts, Michael Wooldrid...
IANDC
2011
127views more  IANDC 2011»
14 years 9 months ago
On the consistency, expressiveness, and precision of partial modeling formalisms
Partial transition systems support abstract model checking of complex temporal propercombining both over- and under-approximatingabstractions into a single model. Over the years, ...
Ou Wei, Arie Gurfinkel, Marsha Chechik