In this paper we propose a multicast-on-large-demand (MOLD) approach to the flash crowd problem. A MOLD Web server may dynamically open a multicast channel for resources when dete...
We propose a mechanism for object access control which is based on the UML. Specifically, we propose use of ownership and immutability constraints on UML associations and verifica...
Timeout mechanisms are a useful feature for web applications. However, these mechanisms need to be used with care because, if used as-is, they are vulnerable to timing attacks. Th...
In this paper, we describe an ontologically well-founded agentbased discrete event simulation framework with a high-level rulemulation language and an abstract simulator architect...
In this paper we study the interconnection between relationships and roles. We start from the patterns used to introduce relationships in object oriented languages. We show how th...
Matteo Baldoni, Guido Boella, Leendert van der Tor...