The Grid vision is to allow heterogeneous computational resources to be shared and utilised globally. Grid users are able to submit tasks to remote resources for execution. Howeve...
This paper presents a new protocol for certified email. The protocol aims to combine security, scalability, easy implementation, and viable deployment. The protocol relies on a li...
Abstract. We propose an integrated architecture, extending a framework for fine grained access control of Grid computational services, with an inference engine managing reputation...
Maurizio Colombo, Fabio Martinelli, Paolo Mori, Ma...
Knowledge Provenance is an approach to determining the origin and validity of knowledge/information on the web by means of modeling and maintaining information sources and dependen...
In collaborative filtering systems, a common technique is default voting. Unknown ratings are filled with a default value to alleviate the sparsity of rating databases. We show ...