US8341169B2
patent
Open profile data in a user profile, e.g., free-form fields in a user profile, are processed to identify interests and prefer ences of the user. The interests and preferences are utilized to identify categories associated with the user profile, and con tent items, e.g., advertisements, can be identified based on the categories. 19 Claims, 5 Drawing Sheets 132a
16 claims. 60,214 characters of text.