We consider the problem of providing opportunistic spectrum access to secondary users in wireless cellular networks. From the standpoint of spectrum license holders, achieving ben...
Ashraf Al Daoud, Murat Alanyali, David Starobinski
— Collaborative filtering (CF) systems exploit previous ratings and similarity in user behavior to recommend the top-k objects/records which are potentially most interesting to t...
With the advent of Web 2.0 and the emergence of improved technologies to enhance UI, the importance of user experience and intuitiveness of Web interfaces led to the growth and su...
This work presents a case of an innovative Brazilian experience of use of free software in public administration as an emergent ecosystem, and the attempt to establish a quality f...