Preference information managing apparatus which stores users' usage history of packaged contents, calculates scores of the usage history and outputs the result of the calculation as a preference information, and preference information managing apparatus which stores users' usage history of packaged contents and the other contents, and calculates scores of the usage history in such a manner that a usage history of packaged contents is considered to be more valuable than a usuage history of other contents, and outputs the result of the calculation as a preference information

摘要

A preference information managing apparatus which outputs preference information reflecting a user's preference by (i) storing characteristics information which represents characteristics of a content relating to the user's usage and (ii) calculating a score of each piece of characteristics information, comprising: an obtaining unit operable to obtain characteristics information corresponding to a packaged content used by the user; a storing unit operable to store characteristics information obtained by the obtaining unit; and a calculating unit operable to (i)calculate a score of each piece of characteristics information stored in the storing unit, and (ii) output a piece of characteristics information whose score is high, as preference information.