| 摘要 |
PROBLEM TO BE SOLVED: To highly accurately estimate a degree of a user's interest in information or a degree of influence for each factor even when a plurality of factors deciding the selection behavior of the user for the information exist.SOLUTION: Before calculating an influence degree score, a content list division device 3 divides a list browsing content list representing an information set viewed by a user and a detail browsing content list representing a selected information set into a group having the same content on the basis of a concept tag representing a factor other than an analysis object. For a set consisting of the divided list browsing content list and detail browsing content list, a score is calculated by using an existing influence degree score calculation method, and a representative score related to a factor of the analysis object is calculated by integrating the scores calculated for each set. |
