| 摘要 |
<P>PROBLEM TO BE SOLVED: To associate a keyword with a category which is relevant to the keyword. <P>SOLUTION: An association device comprises: acquiring means for acquiring the number of times which is specified as a retrieval condition together with a keyword for each of a plurality of categories as retrieval objects; registration means for registering category information indicating the categories in which the number of times acquired by the acquiring means is equal to or greater than a threshold value, and the keyword, by associating them with each other. <P>COPYRIGHT: (C)2013,JPO&INPIT |
