METHOD, SYSTEM OF ADVERTISEMENT ASSOCIATION IN VERTICAL SEARCH ENGINE, AND KEYWORD EXTRACTOR

摘要

A method of advertisement association in vertical search engine, a system for vertically searching advertisement and a keyword extractor are provided. The method includes: receiving a searching keyword input from a user; obtaining the searching result information according to the searching keyword; selecting an associated keyword from the searching result information; looking up an associated advertisement related to the associated keyword; providing the information of the associated advertisement.