| 摘要 |
PROBLEM TO BE SOLVED: To determine a rarity level of content that users want.SOLUTION: Provided is an information processing apparatus including a storage and a controller. The storage is configured to store a rarity level of each of a plurality of pieces of content, and an access history of a user having accessed the plurality of pieces of content. The controller is configured to determine, based on the stored access history, rarity levels of a predetermined number or more of pieces of content, the pieces of content being accessed by the user in a predetermined unit time, to calculate a preference level of the user based on the determined rarity level, and to create information showing the calculated preference level. |
