INFORMATION GENERATION SYSTEM, INFORMATION RETRIEVAL SYSTEM AND RECORDING MEDIUM

摘要

PROBLEM TO BE SOLVED: To provide an information generation system capable of indexing a document so as to easily identify information included in the document and to provide an information retrieval system to which a user's viewpoint in retrieving work can be inputted and which has high efficiency of retrieving work. SOLUTION: A computer presents a keyword database including keywords included in an information document to be provided (step 601). A user selects and inputs a keyword in which the user is interested (step 602). The computer presents related work and synonym information corresponding to the inputted keyword (step 603). The user refers to the presented related work information and inputs a keyword of the user's interest (steps 605, 606). The computer displays the contents of a document file to which the inputted related word is indexed on its display (step 607).