摘要： 以报道互联网上突发事件的新闻为研究背景，以个性化服务中的关键技术之一用户模型的表示方法为目标，运用面向对象的技术对用户模型的表示进行了尝试性探索。实验结果表明，这种探索有一定的实际作用。

关键词: 用户模型；信息过滤；面向对象

Abstract: This paper takes the news about the unexpected events reported on Web as research background and aims at the user profile which is the one of the critical technologies of information filtering. It applies the object-oriented technology to the representation of user profile. Data and experiments show the good performance of the profiles

Key words: User profile; Information filtering; Object-oriented