Web日志挖掘中数据预处理技术的研究

The Research on Data Preprocessing in Web Log Mining

Web日志挖掘是利用数据挖掘技术挖掘和分析网络日志,并获取网站使用过程中的有价值的信息和模式的过程。预处理是Web日志挖掘的第一步,也是非常关键的一步,预处理的结果决定了挖掘的效率和质量。本文主要阐述了预处理的一般过程,并针对目前国内外常用的一些预处理技术进行了探讨和分析。

Web log mining utilizing the technology of data mining to analyze and mining the data of network , obtains the valuable patterns and information about web usage . Data preprocessing is the first step and also the key step in web log mining, which determines the efficiency and quality of mining. This thesis elaborates on the general process of data preprocessing, and discusses on common techniques of data preprocessing employed currently at home and abroad.