THE APPARATUS AND METHOD FOR SEARCHING RELATED KEYWORD OF USER-DEFINED SEARCH KEYWORD BASED USING RELATIONSHIP OF LINK-KEYWORDS IN WEB DOCUMENTS

摘要

PURPOSE: A method and system for searching a relation word using link-keyword relationship of a web document are provided to improve reliability and diversity of a searching result by providing keyword including the web documents which is connected to the hyperlink and the wed documents including searching word. CONSTITUTION: A web document analyzer(141) generates link-keyword relation information, a keyword information, and hyperlink information of the wed documents. A web document searching engine(145) transmits the link-keyword including the related web document to the link-keyword search engine by using web document information and searching web document related to the searching word. A link-keyword searching engine(143) uses information related wit the link-keyword and extracts relation word related to the search word and the link-keyword.