: A lot of research has been developed for integrating the analysis functionality that is available in both analytic and geographic processing systems. The main goal is to provide ...
We have designed and deployed a system that uses X.509 public-key certificates (PKC) and attribute certificates (AC) for access control. This includes an authorization service for...
This paper analyzes Internet diffusion among organizations, based on daily observation of the registration of second level domain names under the ".it" ccTLD. In particu...
Integrating data sources is a general problem in many scenarios. The main problem is the heterogeneity between data sources which were created and developed separately. In the lit...
A serious problem facing many organizations today is the need to share information among systems that have been developed separately. Conflicts in the structure and semantics of t...