The user modeling technique is one of the most important task in constructing the information filtering system.

基于内容的文本过滤关键在于建立语义层次上的用户模板。

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In order to dealing with the problem, this paper presents a text information filtering system which orients situational interest.

针对这种情况，本文提出了面向个人情境兴趣的文本信息过滤系统。

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Next, this paper discusses the package filtering and content filtering and describes the design and implementation of information filtering system.

接下来，本论文重点介绍了在信息过滤中主要使用的包过滤和内容过滤，并描述了信息过滤系统的设计与实现。

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