| 摘要 |
A method and a system for extracting search information from keyword AD(ADvertisement) are provided to realize customized and target marketing for a searcher by extracting only the search information satisfying a specific extraction condition while discriminating the search information corresponding to a keyword included in a search request. An advertiser information database(220) stores the keyword, fixing information for fixing a position for exposing the search information to a search result list, and account balance of the advertiser(130) by each search information. The first interface(230) receives the extraction condition of the search information from the advertiser and stores the received extraction condition to the advertiser information database by corresponding to the related search information. A search information discriminator(240) discriminates the search information satisfying the extraction condition among the search information matched with the keyword inputted from the searcher(120) based on the information related to the searcher or a search request. |
