| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a device and a method for extracting a set of interrelated unique expressions in response to individual examples. <P>SOLUTION: The method applies morpheme analysis to an inputted text to extract a plurality of unique expressions included in the inputted text, extracts origins including at least information showing whether or not there are paragraph separation candidates to be supposed that has varied topics of a front or a rear text for each set of the plurality of unique expressions composed of combinations extracted each unique expression, and determines whether or not for each set of the unique expressions there is any relation among each unique expression corresponding to the sets of the unique expressions on the basis of the extracted origins, the result determined in advance the presence or absence of the relations among each unique expression corresponding sets of prescribed unique expressions, and origins extracted in advance by performing a second step in advance by using the text including each unique expression corresponding to the sets of the prescribed unique expressions. <P>COPYRIGHT: (C)2008,JPO&INPIT |
