A personalized multimedia museum visitor's guide system may be a
valuable tool for improving user satisfaction in a museum visit. Personalization
poses challenges to user modeling in the museum environment, especially when
several different applications are supported by the same user model, where it is
required to operate in a non-intrusive manner. This work presents the PEACH
experience of non-intrusive user modeling supporting online dynamic multimedia
presentation production and additional applications such as visit summary
report generation.