This paper tackles a major privacy threat in current location-based services where users have to report their exact locations to the database server in order to obtain their desir...
P2P-TV systems distribute live streaming contents by organizing the information flow in small chunks that are exchanged among peers. Different strategies can be implemented at th...
Ana Paula Couto da Silva, Emilio Leonardi, Marco M...
Spam is a dominant problem on email systems today. One of the reasons is the lack of infrastructure for security and trust. As Voice over IP (VoIP) communication becomes increasing...
Today, there is an increasing demand to share data with complex data types (e.g., multi-dimensional) over large numbers of data sources. One of the key challenges is sharing these ...
This paper presents a parallel algorithm for the weighted distance transform and the nearest feature transform of an n 2 n binary image. We show that the algorithm runs in O(log n...