| 摘要 |
PROBLEM TO BE SOLVED: To provide a specific expression judging device capable of highly precisely judging a specific expression(a place name, a persons' name, an organization name or the like) appearing in the text of each node page constituting a hypertext data base such as a WWW. SOLUTION: A reading means 2 reads a text from a hypertext data base 1. A single text analyzing means 4 detects a specific expression candidate appearing in each text read by the reading means 2 by the in-text analysis processing. A composite text analyzing means 6 calculates the certainty of a specific expression candidate detected by the single text analyzing means 4 according to the analysis processing for referring to the text at the origin of link or the destination of link corresponding to the text in which the specific expression candidate appears.
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