A Generic Method for Personalizing Interactive Systems: Application to Traveler Information - Human-Computer Interactions in Transport - page 67

Figure 3.5. Use case diagram of personalized itinerary search service
The use case (each being associated with a textual description file) can be
structured into three categories:
- the first category concerns identification of the user: use case register and
identify oneself. These functionalities are already provided by the MASC platform
and are directly used by the itinerary search service;
- the second category groups together the functionalities for the personalized
itinerary search: use case search for an itinerary, access the list of possible
itineraries, display the specifics of an itinerary and choose an itinerary;