Jiafeng Guo is an Associate Professor at Institute of Computing Technology, Chinese Academy of Sciences. He has worked on a number of topics related to Web search and data mining, including query representation and understanding, learning to rank, and topic modeling. His current research is focused on representation learning and deep models for information retrieval and information filtering. He has published more than 80 papers in international journals and conferences, including IEEE TKDE, Information Retrieval Journal, Journal of Statistical Mechanics, SIGIR, WWW, CIKM, ICDM, WSDM, and IJCAI. He has won the Best Paper Award in ACM CIKM (2011) and Best Student Paper Award in ACM SIGIR (2012).
Yanyan Lan received the B.E. degree in Statistics from Shandong University, Jinan, China, in 2005 and the Ph.D. degree in Probability and Statistics from the Institute of Applied Mathematics, Academy of Mathematics and System Sciences, Chinese Academy of Sciences, Beijing, China, in 2011. She is currently an Associate Professor in Institute of Computing Technology, Chinese Academy of Sciences. She leads a research group working on Big Data and Machine Learning. Her current research interests include Machine Learning, Web Search and Data Mining, and Big Data Analysis. She has published over 30 papers on top conferences including ICML, NIPS, SIGIR, WWW et al., and the paper entitled “Top-k Learning to Rank: Labeling, Ranking, and Evaluation” has won the Best Student Paper Award of SIGIR 2012.
Slides can be downloaded from here.