In this paper, we investigate the problem of answering top-k queries via materialized views. We provide theoretical guarantees for the adequacy of a view to answer a top-k query, ...
On-line discussion is a popular form of web-based computer-mediated communication and is an important medium for distance education. Automatic tools for analyzing online discussion...
Abstract: Governmental processes are complex and knowledge-intensive. Most process management systems fail to support them in an adequate way. On the other hand semantic technologi...
The Interactive Dilemma is the inevitable conflict between author’s determinism and interactor’s freedom. There are some approaches that try to tackle it, using strategies and...
This paper presents au approach to extend OSGi server based home networks with JXTA’s peer-topeer (PZP) technoIogy to a mzdti-server home environment connecting multiple private...