INTEREST FIELD COMPARATIVE ANALYSIS DEVICE, SYSTEM, METHOD, AND PROGRAM

摘要

PROBLEM TO BE SOLVED: To grasp not only interest fields of users of a target site but also interest fields of users of other sites, in order to acquire an interest trend of the users of the target site compared to the other sites.SOLUTION: An interest field comparative analysis device is configured to: perform totalization for each interest field when a browsed page in a browsing log is registered with a site-interest field dictionary; when the browsed page is not registered with the site-interest field dictionary, estimate an interest field of the browsed page on the basis of a URL of the browsed page and update the totalized value of the interest field; read out the browsing log in order to identify users using each analysis target site on the basis of a predetermined rule; and rank the identified users according to the totalized values by interest field and visualize each analysis target site according to whether the identified users include browsers interested in the interest fields.