摘要：Problem statement: In the internet era web sites on the internet are useful source of information for almost every activity. So there is a rapid development of World Wide Web in its volume of traffic and the size and complexity of web sites. Web mining is the application of data mining, artificial intelligence, chart technology and so on to the web data and traces user
关键词：Data cleaning; path completion; data preprocessing; existing data; intelligent algorithm; irrelevant data; web usage mining; fuzzy clustering; Web Robot (WR); external data; log file; reference length; transactions identification
