The large unstructured text collections demand full-text search capabilities from IR systems. Current systems typically allow users only to connect to a single database (or site) ...
Abstract. The Decomate project enables mutual access to heterogeneous, distributed, and pooled digital resources of consortium members. Using a mediator architecture with a Broker ...
In this paper, we present our experiences concerning the enforcement of access rights extracted from ODRL-based digital contracts. We introduce the generalized Contract Schema (Co...
We propose a programming language, called PCML5, for building distributed applications with distributed access control. Target applications include web-based systems in which prog...
Widespread access to the Internet has led to the formation of geographically dispersed scientific communities collaborating through the network. The tools supporting such collabor...