Technical Talks

Query Document Matching and Learning to Match

  • Hang Li, Jun Xu, Machine Learning for Query Document Matching in Web Search, WSDM'12 tutorial, 2012. (pdf)
  • Hang Li, Machine Learning Approaches to Query Document Matching in Search, University of Illinois Urbana Champaign, Jun 24, 2011. (pdf)

Query Understanding

  • Hang Li, Query Understanding in Web Search - by Large Scale Log Data Mining and Statistical Learning, Invited talk at COLING 2010 NLPIX Workshop, August 28, 2010. (pdf)

Document Understanding

  • Hang Li, Regularized Latent Semantic Indexing, The Third Pao Lu Hsu Conference, Zhejiang University, Aug. 4, 2011. (pdf)

Learning to Rank

  • Hang Li, Learning to Rank, Machine Learning Summer School Singapore, Jun. 14, 2011. (pdf)
  • Hang Li, Learning to Rank, ACL-IJCNLP 2009 Tutorial, Aug. 2, 2009. (pdf)

Search Log Mining

  • Daxin Jiang, Jian Pei, Hang Li, Search and Browse Log Mining for Web Information Retrieval: Challenges, Methods, and Applications, SIGIR 2010 Tutorial, July 19, 2010. (pdf)
  • Daxin Jiang, Jian Pei, Hang Li, Web Search/Browse Log Mining: Challenges, Methods, and Applications, WWW 2010 Tutorial, April 26, 2010. (pdf)

Web Search

  • Hang Li, Machine Learning in Web Search, Behang University, March 28, 2012. (pdf)
  • Hang Li, Machine Learning for Web Search, Remin University, March 13, 2012. (pdf)
  • Hang Li, Statistical Learning for Web Search, Invited talk at Conference in Honor of P.L. Hsu's 100 Birthday, Peking University, July 6, 2010. (pdf)
  • Hang Li, Exploring New Frontiers of Search, University of Massachusetts Amherst, June 19, 2009. (pdf)


  • Hang Li, Overcoming the Long Tail Challenge, Fudan University, Nov. 2011. (pdf)