This paper investigates basic research issues that need to be addressed for developing an architecture that enables repurposing of learning objects in a flexible way. Currently, t...
Katrien Verbert, Dragan Gasevic, Jelena Jovanovic,...
In the age of information explosion, recommendation system has been proved effective to cope with information overload in ecommerce area. However, unscrupulous producers shill the...
In this paper, we introduce WPML (WebProfiles Markup Language) for expressing user-context preferences information in the Web. Using WPML a service provider can negotiate and obta...
Order-based queries over XML data include XPath navigation axes such as following-sibling and following. In this paper, we present holistic algorithms that evaluate such order-bas...
Zografoula Vagena, Nick Koudas, Divesh Srivastava,...
Web based applications offer a mainstream channel for businesses to manage their activities. We model such business activity in a grammar-based framework. The Backus Naur form not...
WebRogue is an application for virtual presence over the Web. It provides the Web Browser with a chat subwindow that allows users connected to the same Web site to meet, share opi...
Alessandro Soro, Ivan Marcialis, Davide Carboni, G...
Being able to determine the provenience of statements is a fundamental step in any SW trust modeling. We propose a methodology that allows signing of small groups of RDF statement...
Giovanni Tummarello, Christian Morbidoni, Paolo Pu...
Continuing changes in the domains of consumer devices and multimedia formats demand for a new approach to media adaptation. The publication of customized content on a device requi...
In this paper we measure correlation between link analysis characteristics for Web pages such as in- and out-degree, PageRank and RBS with those obtained from real Web traffic ana...