| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a method for efficiently presenting an item matching user needs to a user via a communication network. <P>SOLUTION: In a server 10, item ID data associated with user ID data of the user is read out by referring to a coordination history table in response to reception of data requesting transmission of item data from a user terminal (a terminal 20), item attribute data associated with the read item ID data is read out by referring to an item table, its characteristics are analyzed by referring to a concept dictionary table (a concept dictionary DB 204), characteristics data is generated and stored, extraction of items with a high degree of association with an item having the read item ID data is carried out by referring to the item table on the basis of the stored characteristics data, and item data of the extracted items are transmitted to the terminal of the user. <P>COPYRIGHT: (C)2008,JPO&INPIT |
