【摘要】 <正> 1 引言目前World Wide Web(WWW)已经发展成为拥有近亿个工作站、数十亿页面的分布式信息空间,在这个分布式信息空间中蕴涵着具有巨大潜在价值的知识,也带来了巨大的经济效益和社会效益。对于不同层次、不同使用目的和爱好的浏览者需要个性化的信息服务,希望网站能够根据自己的浏览习惯,动态定制更多还原

【Abstract】 With the rapid development of Internet. Web usage mining plays very important role in many fields including personalizing information service, improving designs and service of Web sites .developing the personal electric commerce, building adaptive Web sites, promoting the reputation and income of Web sites. The paper introduces the definition and classification of Web mining firstly .then the mam technology and method of Web log preprocessing, the primary algorithm of Web usage mining, the evaluation method and important applications of Web usage mining are discussed in detail. At the end, the trend and research course concerning the Web usage mining are concluded.更多还原