INFORMATION SEARCH SYSTEM, INFORMATION SEARCH METHOD, INFORMATION SEARCH PROGRAM, AND RECORDING MEDIUM RECORDED WITH INFORMATION SEARCH PROGRAM

摘要

PROBLEM TO BE SOLVED: To output only a search result to which a keyword or its synonym is pertinent when a database search is execued by using a keyword, and also to output the result searched of information associated with the search result pertinent to the keyword and the synonym altogether. SOLUTION: A first search result is acquired by searching the keyword from the database 11 by a first search part 12, and the related word of the first search result is acquired by a related word acquiring part 13, and the related word is searched from the database so that a second search result can be acquired by a second search part 14, and a second search result having a specific relation with the first search result is acquired as a narrowed-down result by a narrowing-down part 15. The first search result and the narrowed-down result are mixed so that the search result can be acquired by a mixing part 16. COPYRIGHT: (C)2005,JPO&NCIPI