SEARCH SERVER AND SEARCH SERVICE METHOD RECOMMENDING ASSOCIATIVE WORD OF QUERY

摘要

PURPOSE: A search server capable of recommending an associative word of a query and a search service method thereof are provided to recommend a word related to a query in response to the query of a user. CONSTITUTION: A control module(90) stores log files for pairs of a query and searched advertisements and pairs of the query and advertisements clicked by a user. The control module outputs the stored log files. An estimation module(100) presumes associative words among words registered as keyword together with the query in an advertisement server by an advertiser based on the received log files. The estimation module outputs the presumed associative words to the control module.