| 摘要 |
<p>An information processing system provided with: a similar user extraction unit (221) which, on the basis of preference information indicating preferences with respect to an article by an evaluated user and another user, calculates an inter-user similarity degree which is a similarity degree between the first-mentioned user and the other user, and on the basis of the calculated inter-user similarity degree, extracts a similar user who is similar to the first-mentioned user; and a content extraction unit (222) which extracts content preferred by the similar user extracted by the similar user extraction unit (221) as presentation candidate content, which is a candidate for presentation to the first-mentioned user.</p> |
