A highly autonomous system (HAS) has to assess the situation it is in and derive beliefs, based on which, decides what do next. The beliefs are not solely observations HAS made so far, but also general insights about world, which operates. These have either been built during design or provided by trusted sources its mission. Although may be imprecise might bear flaws, will extrapolate possible ...

Phishing emails are messages designed to fool the recipient into handing over personal information, such as login names, passwords, credit card numbers, account credentials, social security numbers etc. Fraudulent emails harm their victims through loss of funds and identity theft. They also hurt Internet business, because people lose their trust in Internet transactions for fear that they will ...

The notion of a decisive family of voters has played an important role in the analysis of various consensus functions defined on preference profiles. This role remains when the domain shifts to profiles of hierarchical classifications. The main result of this paper is a characterization of consensus rules defined on herarchies where the output clusters are determined by a decisive family of sets.