Sciweavers

1318 search results - page 258 / 264
» The formal semantics of the timeER model
Sort
View
IEEEARES
2007
IEEE
15 years 3 months ago
Formalising Dynamic Trust Negotiations in Decentralised Collaborative e-Health Systems
Access control in decentralised collaborative systems present huge challenges especially where many autonomous entities including organisations, humans, software agents from diff...
Oluwafemi Ajayi, Richard O. Sinnott, Anthony Stell
VSTTE
2005
Springer
15 years 2 months ago
It Is Time to Mechanize Programming Language Metatheory
How close are we to a world in which mechanically verified software is commonplace? A world in which theorem proving technology is used routinely by both software developers and p...
Benjamin C. Pierce, Peter Sewell, Stephanie Weiric...
ECSQARU
2009
Springer
15 years 2 months ago
A Simple Modal Logic for Reasoning about Revealed Beliefs
Abstract. Even though in Artificial Intelligence, a set of classical logical formulae is often called a belief base, reasoning about beliefs requires more than the language of cla...
Mohua Banerjee, Didier Dubois
HT
1987
ACM
15 years 29 days ago
Exploring Representation Problems Using Hypertext
Hypertext is a technology well-suited to exploring different kinds of representational problems. It can be used first as an informal mechanism to describe the attributes of object...
Catherine C. Marshall
AAAI
2006
14 years 11 months ago
Characterizing Data Complexity for Conjunctive Query Answering in Expressive Description Logics
Description Logics (DLs) are the formal foundations of the standard web ontology languages OWL-DL and OWL-Lite. In the Semantic Web and other domains, ontologies are increasingly ...
Magdalena Ortiz, Diego Calvanese, Thomas Eiter