This paper' s research can be used very well in automatic content extraction, auto QS system, topic detection and tracking, automatic summary system and so on.

本文的研究成果可以很好地应用于自动内容抽取、自动问答系统、话题追踪结果及自动文摘系统中。

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According to the same content and requirement of a test, the test system could generate many different test papers, which depends on an effective algorithm of automatic test-question extraction.

计算机考试系统主要作用是根据相同的考试内容和考试要求，在短时间内生成差别较大的试卷。这一目的主要是由抽题算法来完成。

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