| 摘要 |
<P>PROBLEM TO BE SOLVED: To make it possible to easily retrieve desired content. <P>SOLUTION: A class identification section identifies a class to which retrieved content belongs on the basis of base point content as a base point for retrieval, from predetermined classes. A clustering section performs clustering processing targeted at a set of contents whose classes are not identified, and classifies the set of the contents into a cluster. Information about the content retrieved on the basis of the base point content is classified for each class and each cluster and is displayed in windows 302 to 304. In a window 301, information related to the base point content is displayed. The present invention is applicable to a television receiver. <P>COPYRIGHT: (C)2008,JPO&INPIT |
