[ Publications | Recent Research | Recent Slides | Patents | Books | Ph.D. Thesis ]


Yiqun Liu / YiqunLIU/刘奕群(in Chinese)

Ph.D & Associate Professor,
Department of Computer Sci. & Tech.
Tsinghua University, Beijing, China


Research area: Web Search Technology, Information Retrieval, User Behavior Analysis.
My CV in English/Chinese

Recent Professional Activities:

Selected Publications

Past Professional Activities:

Books

Recent Slides

Patents

  • Yiqun Liu, Min Zhang, Yijiang Jin, Shaoping Ma. An automatic method for search engine performance evaluation. Application No. 200610144289.X, Authorized No. CN100440224C.
  • Yiqun Liu, Min Zhang, Shaoping Ma. A method for locating news pages on the Web. Application No. 200810117516.9. Authorized No. CN101329687.
  • Yiqun Liu, Shaoping Ma, Min Zhang, Yijiang Jin, Kuo Zhang, Liyun Ru. A method and corresponding equipments for synonym extraction. Application No. 200910087076.1. Authorized No. CN101576916
  • Cenrong Wei, Yiqun Liu, Min Zhang, Shaoping Ma. A method for search result reranking based on user behavior anlaysis. Application No. 200710099594.6, Authorized No. CN101055587.
  • Cenrong Wei, Yiqun Liu, Min Zhang, Shaoping Ma. An automatic method for locating key resource pages on the Web. Application No. 200710098531.9, Authorized No.CN101105801.
  • Bo Zhou, Yiqun Liu, Min Zhang, Shaoping Ma. A method of query correction for Chinese search engines. Application No. 200810224323.3. Authorized No. CN101369285.
  • Junwei Miao, Yiqun Liu, Min Zhang, Yijiang Jin, Shaoping Ma, Kuo Zhang, Liyun Ru. Method and system for internet context advertising. Application No. 200910088943.3.
  • Qi Fang, Yiqun Liu, Shaoping Ma, Min Zhang, Yijiang Jin, Zijian Tong, Liyun Ru. A method for Web page recommendation based on Web accsess log analysis. Application No. 200910236869.5.
  • Bo Zhou, Yiqun Liu, Min Zhang, Yijiang Jin, Shaoping Ma, Liyun Ru, Lei Yang. Method and system for Web page description based on browsing behavior. Application No. 201010109570.6.
  • Bo Zhou, Yiqun Liu, Min Zhang, Yijiang Jin, Shaoping Ma, Liyun Ru, Lei Yang. Method and system for Web page description based on search engine interaction behavior. Application No. 201010109586.7.

Recent Research Issues

  • Class "Fundamentals Of Search Engine Technology" (THU 40240762) for undergraduate students (cowork with Baidu.com)
  • Class "Commercial Search Engine Products: Theory, Design and Practice" (THU 80240482) for graduate students (cowork with Google.com)
  • Web User Browsing Graph
  • Web spam detection
  • Search Evaluation Demo: SearchE.thuir.cn
  • User behavior analysis based on log mining (cowork with Sogou.com Labs)

PHD thesis: Research on Web Information Retrieval Based on Global Scale User Behavior Analysis

Copyright © 2008-2014 Yiqun Liu.        Last-updated: Nov 15, 2014.