Recent increases in CPU performance have surpassed those in hard drives. As a result, disk operations have become more expensive in terms of the number of CPU cycles spent waiting...
Aloha-type random-access protocols have been employed as access control protocols in wireline and wireless, stationary and mobile, multiple-access communications networks. They are...
Two main Rights Expression Languages (RELs) exist to describe licenses governing the access to digital content: ODRL (Open Digital Rights Language) and MPEG-21 REL. Both RELs are ...
: The Internet continues its growth as a medium for the sale of goods and services – and yet, although it would seem that digital content was one of the most obvious products for...
There are several factors that have been influencing and creating deep changes in the Portuguese banking sector. Among these, we can highlight technological innovation, the increa...
Fernando Alberto Freitas Ferreira, Nuno Sidó...