(i) Artwork Recommender. a Web-based rating dialog for artworks/topics to build a user profile, based on semantics-driven recommendations.
(ii) Tour Wizard. a Web-based tool using the user prole to generate (semi)automatically personalization virtual museum tours for each user.
(iii) Mobile Tour. a PDA-based tool to map virtual tours into the physical museum space with constraints; to give guidance to users and to synchronize the user profile on the web and in the PDA.