This paper discusses how to make use of association rules in IDS audit data analysis. With an improved OPUS algorithm, some tests are done.

讨论了用数据挖掘中的关联规则对IDS审计数据进行分析，给出了一种改进的OPUS算法，并对实验结果进行分析。

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So we extend the IDMEF to support audit data report, detection rules distribution, response instruction, and cooperative analysis in the system.

另外，我们对IDMEF进行了扩展，以支持系统中审计数据上报、规则发布、响应指令、协作分析等要求。

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Through the tests and the analysis result, confirmed that the use of the data mining theory to the security audit analysis is feasible and effective.

通过对测试结果的分析，验证了将数据挖掘理论融入安全审计分析是可行和有效的。

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Average daily (Monday through Friday) circulation fell 2.1% from the same period a year earlier among 745 newspapers that submitted data, according to the Newspaper Association of America's analysis of figures released Monday by the Audit Bureau of Circulation.

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