In the process of preprocessing,a user identification method based on cookie technology and extending Web Log attributes are adopted. the method can distinguish effectively the multiple users using the same one proxy server .

• 提出了一种预处理功能模型，采用基于cookie技术和扩充日志属性的用户识别方法，有效地识别通过同一代理服务器访问网站的不同用户。