Xie, Zhengmao
                                    
                                        Assistant Research Fellow
                                        Research Interests:Web search, data mining 
                                        Office Phone: 86-10-6276 5815-8002
                                        Email: xzm@net.pku.edu.cn
                                        
                                     
                                 
                                
                             
                            Xie, Zhengmao is a assistant research fellow in the Department of Computer Science and technology, School of EECS. He obtained his B.Sc. from Peking University in 2000, and a master degree also from Peking University in 2003. His research interests include web search engine, and data mining.
Xie has published a few research papers on web search engine and its infrastructure.
   The Distribution of User’s Behaviour in Massive Web Search Engine System and its Enlightenment
   Research and Evaluation of Approximate Mirror Web Pages Detection Algorithm
   Design, Implementation and Application of a Stream Data Multicast Interface
Xie was one of the major contributors to Chinese first-generation search engine “Tianwang”, which achieved an incremental Chinese Web pages collection and had the ability to collect 30 million web pages daily. In the development of a Web Archive System “Web-Infomall”, Xie played an important role. The system collected and stored 9 billion web pages in China from 2002. Its related project, "YanQiong massive network information collection, organization and service platform" , Won the second prize of Beijing Science and Technology.