| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To realize a system which can automatically collect correlative information such as cooperation and conflict between a pair of companies out of many computerized document data. <P>SOLUTION: A company correlative information extracting system 10 comprises: a document DB 15 in which a plurality of document data whose release date are associated are accumulated; a company name DB 16 in which a plurality of company names are stored; an associated document extracting section 17 which extracts the document data in which a plurality of the company names appear from the document DB 15, compares the release date of each document data and emerging company names, and extracts a plurality of the associated document data related to the same event; a keyword extracting section 18 for extracting a keyword from each associated document data; and a company correlative information extracting section 21 for checking the presence or absence of the keyword for every associated document, identifying the keyword existing in two or more associated documents as a correlative keyword, and storing the company correlative information comprising a pair of the company names and correlative keywords into a company correlative information DB 22. <P>COPYRIGHT: (C)2010,JPO&INPIT</p> |
