Related Keywords presentation device and program

摘要

PROBLEM TO BE SOLVED: To provide a related keyword presentation device for presenting much more generally associative related keyword candidates at a high order by presenting related keywords under the consideration of not the relevance of a keyword but the significance of a keyword itself when presenting the related keyword of a certain keyword, and to provide a program for the related keyword presentation device.;SOLUTION: The related keyword presentation device includes: a means for narrowing down related keyword candidates being the candidates of related keywords being keywords related with a certain keyword by using a bi-directional link or a uni-directional link; and a presentation means for presenting the narrowed-down related keyword candidates, and the elated keyword presentation device is configured to calculate significance (name recognition, hot topic and content depth of keyword) owned by the keyword itself from the "set of documents with unique keywords in the set of documents and documents with an index relation or reference relation in the set of documents", and to consider the inter-keyword relevancy and e significance.;COPYRIGHT: (C)2011,JPO&INPIT