3.2.1 A High Level Architecture of Content-based Systems
Content-based Information Filtering (IF) systems need proper techniques for repre-
senting the items and producing the user profile, and some strategies for comparing
the user profile with the item representation. The high level architecture of a content-
based recommender system is depicted in Figure 3.1. The recommendation process
is performed in three steps, each of which is handled by a separate component: