| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a device, method and system for detection of a vogue word capable of detecting the vogue word from so-called a tail user who is conservative and whose tastes are hardly changed. <P>SOLUTION: The vogue word detection device 10 stores a viewing log indicating a program which a user views in a viewing log DB 31, analyzes the viewing log to extract a normal program being the one which the user usually watches, and analyzes the viewing log to extract a unique program which the user does not usually watch and actually views for significant time. Then, a feature word of the unique program is extracted on the basis of a script DB 51 which stores script data of the extracted unique program, and the extracted feature word is stored in a vogue word DB 41 as the vogue word. <P>COPYRIGHT: (C)2010,JPO&INPIT</p> |
