RETRIEVAL INFORMATION DISPLAY SYSTEM, RETRIEVAL KEYWORD INFORMATION DISPLAY METHOD AND RETRIEVAL KEYWORD INFORMATION DISPLAY PROGRAM

摘要

PROBLEM TO BE SOLVED: To provide a retrieval information display system and method for facilitating the recognition of trend information.;SOLUTION: Retrieval keywords inputted by many users for keyword retrieval are gathered, the number of times of use of each retrieval keyword is summed up in an optional time period, and a retrieval keyword group is classified into a plurality of groups. Two-dimensional coordinate values are imparted to the retrieval keywords classified into the plurality of groups, map data are generated, the map data are stored, and the map data are read from a map data storage means and transmitted by a request from a client terminal.;COPYRIGHT: (C)2004,JPO&NCIPI