| 摘要 |
<P>PROBLEM TO BE SOLVED: To effectively distribute advertisements for small categories. <P>SOLUTION: An advertisement distribution device includes: extraction means for extracting a high click rate user across the entire categories from a click rate for which the number of clicks is divided by a display number on the basis of log information including a category of an advertisement displayed to a plurality of user terminals, the display number and the number of clicks; list generation means for generating a high click rate user list by extracting users with recording of page browsing and retrieval of the category of the log information for each category from the extracted high click rate users; and distribution means for, when page display is requested from the user terminal, identifying a user of the user terminal from which the request is made, retrieving the high click rate user list, and when it is determined that the user is registered, distributing the advertisement corresponding to the category of the high click rate user list. <P>COPYRIGHT: (C)2013,JPO&INPIT |
