METHOD FOR PROVIDING SEARCH SERVICE AND SYSTEM FOR EXECUTING THE METHOD

摘要

The present invention relates a method of providing search service and a search system executing the method. The search service providing method according to the presents invention, includes maintaining a search result database including a keyword, a search result associated with the keyword, a bid amount associated with the search result, a total exposure number associated with the search result, an exposure index associated with the search result, and/or an advertiser identifier associated with the search result; in the case a search request including a predetermined keyword is inputted from a user, selecting a predetermined number of search results whose exposure index ranks high from search results associated with the keyword; and generating and providing a search result list including the selected predetermined number of the search results, wherein the exposure index is computed based on an average click rate that is an average of unit period click rates for a certain period from a point in time in the past to a present point in time and the unit period click rate is computed according to a unit period, the unit period click rate which is a ratio of a number of clicks of selecting the provided search result by the user to a number of impressions is computed for unit period.