Relational data exchange deals with translating a relational database instance over some source schema into a relational database instance over some target schema, according to a ...
We investigate here the computational complexity of three natural problems in directed acyclic graphs. We prove their NP Completeness and consider their restrictions to linear orde...
User-interface metaphors are not well understood in terms of their relationships and qualities. They are, however, constantly used both consciously and unconsciously in most user-...
Pippin Barr, Rilla Khaled, James Noble, Robert Bid...
Due to the various and dynamic nature of stimuli, decisions of intelligent agents must rely on the coordination of complex cognitive systems. This paper precisely focusses on a gen...
In the current European scenario, characterized by the coexistence of communities writing and speaking a great variety of languages, machine translation has become a technology of ...