| 简介 |
PURPOSE : A user similarity calculating apparatus, a content searching method using user similarity and a computer readable medium are provided to search for optimum content based on similarity between users which are calculated based on weighted value. CONSTITUTION : A tag commonness calculating unit(106) calculates tag commonality of a user through commonality of tag information of content. A link strength information calculating unit(108) calculates link strength information of the user based on the link information which links the content. A similarity calculating unit(110) measures similarity between users through tag commonality. A tag information classifying unit(104) classifies tag information of the content into a common tag and a rare tag based on critical value. |
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