A pervasive system features a plethora of devices, services and applications organized as a large distributed system. One approach to managing such systems is by policies where ad...
Modelling security policies requires means to specify permissions and prohibitions. However, this is generally not sufficient to express security properties such as availability ...
We elaborate upon the usage of action language C for representing and reasoning about biological models. First, we provide a simple extension of C allowing for variables and show ...
In several applications of logic programming and Transaction Logic, such as, planning, trust management and independent Semantic Web Services, an action might produce incomplete f...
The Semantic Web drives towards the use of the Web for interacting with logically interconnected data. Through knowledge models such as Resource Description Framework (RDF), the S...
Tim Berners-Lee, Dan Connolly, Lalana Kagal, Yosi ...