| 摘要 |
PROBLEM TO BE SOLVED: To generate high-precision data for special reproduction which satisfies such a purpose as the special reproduction. SOLUTION: The information processor previously stores each keyword included in a video content to which a level of importance is given as keyword appearance information for each of the video contents recorded or reproduced in the past. After the keyword is extracted from the video content being an object of the special reproduction, the information processor related to an embodiment 1 retrieves a coincident keyword which coincides with the extracted keyword among the keywords in the keyword appearance information, obtains levels of importance given to the retrieved coincident keywords, respectively, and calculates the level of importance of the respective extracted keywords by using each of the obtained levels of importance. COPYRIGHT: (C)2009,JPO&INPIT
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