| 摘要 |
<P>PROBLEM TO BE SOLVED: To generate a related term dictionary taking into consideration of user's thinking and action. <P>SOLUTION: A retrieval server 10 comprises: a category database 14 storing category information in which location information showing a geographical location, a phrase given to the location and a user ID specifying a user who gave the phrase to the location are associated with each other; and a dictionary registration part 15 reading a first input information which shows a location to which a first phrase was given by a first user and a second input information which shows a location to which a second phrase was given by a second user, generating dictionary data to which the first and the second phrases are associated, if it is determined that the first and the second users have given the phrases to common locations more than prescribed numbers, based on the pieces of information and registering the dictionary data in a dictionary database 16. <P>COPYRIGHT: (C)2012,JPO&INPIT |
