| 摘要 |
<p>PROBLEM TO BE SOLVED: To enable appropriate content to be recommended in even an early stage of learning, and in even an advanced stage of learning.SOLUTION: An information processing device according to the present invention comprises: content selection means 102 for selecting content belonging to any of a plurality of categories on the basis of a category score that reflects an interest in each category; social attention ranking acquisition means 110 for acquiring, for each category, a ranking in which the degree of social attention to each content is ranked in order; and social attention category creation means 114 for making a group of content the ranking of which is at or above a prescribed order in each category to be a social attention category. When selecting content, the content selection means 102 selects, from among the social attention category to which a prescribed category score is imparted and the plurality of categories, a category for selecting content, on the basis of category score.</p> |
