| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a related information distribution program etc. capable of retrieving and distributing related information (advertisement information) based on keywords which cannot be expected from disclosure content. <P>SOLUTION: A computer functions as: content keyword extraction means for extracting a plurality of content keywords included in disclosure content; comment collection means for collecting comment texts from a number of viewers who viewed the disclosure content, from a comment server; comment keyword extraction means for extracting a plurality of comment keywords included in the comment texts; valid keyword extraction means for extracting keywords other than the content keywords from among the comment keywords as valid keywords; related information retrieval means for retrieving related information which is related to the valid keywords from a database; and distribution control means for disclosing and distributing the related information along with the disclosure content to a third party. <P>COPYRIGHT: (C)2013,JPO&INPIT |
