| 摘要 |
<P>PROBLEM TO BE SOLVED: To offer a suggestion associated with only narrowed keywords appearing in a specific site and quickly and appropriately search by utilizing advantages of offering the suggestion specialized to the site. <P>SOLUTION: This search service apparatus extracts suggestion keyword candidates as values from sentences of document data using morphological analysis means; and selects suggestion keyword candidates having large number of appearance pages where the suggestion keyword candidates appear, as high-ranking ones, to define them as suggestion keywords. A keyword extraction result file is filed by pairing the suggestion keywords having a URI and a title of a Web page, with the number of appearances that the suggest keywords make in the document data of the Web page. <P>COPYRIGHT: (C)2012,JPO&INPIT |
