Prof. YU, Xu Jeffrey 于 旭 教授

Department Chairman & Professor
BE, ME, PhD (University of Tsukuba)  

Research Interests :
 * Graph Database and Query Processing
 * Graph Mining
 * Keyword Search in Databases
 * Social Networks
 * Big Data and Cloud Computing

Office :  Room 609B, William M.W. Mong
             Engineering Building
Tel      :  (852) 3943-8316,3943-8309
Email  :

=> DB-group webpage


Dr. Jeffrey Xu Yu is a Professor and the Chairman of the Department of Systems Engineering and Engineering Management, The Chinese University of Hong Kong. His current main research interests include keywords search in relational databases, graph mining, graph query processing, and graph pattern matching. Dr. Yu served/serves in over 300 organization committees and program committees in international conferences/workshops including the PC Co-chair of APWeb’04, WAIM’06, APWeb/WAIM’07, WISE’09, PAKDD’10, DASFAA’11, ICDM’12, NDBC’13, ADMA’14, CIKM’15, and Bigcomp'17.  Dr. Yu served as an Information Director and a member in ACM SIGMOD executive committee (2007-2011), an associate editor of IEEE Transactions on Knowledge and Data Engineering (2004-2008),  an associate editor in VLDB Journal (2007-2013), and the chair of the steering committee in Asia Pacific Web Conference (2013-2016). Currently, he serves as  associate editor in ACM Transactions on Database Systems, WWW Journal, the International Journal of Cooperative Information Systems, the Journal of Information Processing, and Journal on Health Information Science and Systems.

Jeffrey Xu Yu is a member of ACM, a senior member of IEEE, and a member of IEEE Computer Society.


Book Publications

Keyword Search in Databases, Jeffrey Xu Yu, Lu Qin, and Lijun Chang, Morgan & Claypool, 2009.

Web Communities: Analysis and Construction, Yanchun Zhang, Jeffrey Xu Yu, and Jingyu Hou, Springer, 2006.

Selected Publications (@DBLP, @ACM, @Microsoft Search,  @Google-Scholar)

Zhiwei Zhang, Jeffrey Xu Yu, Lu Qin, and Zechao Shang: “Divide & Conquer: I/O Efficient Depth-First Search”, in Proceedings of the 2015 ACM SIGMOD International Conference on Management of Data (SIGMOD'15), 2015.

Zechao Shang and Jeffrey Xu Yu: “Auto-Approximation of Graph Computing”, in Proceedings of the VLDB Endowment (PVLDB), Vol.~7, No.~13, 2014.

Lu Qin, Jeffrey Xu Yu, Lijun Chang, Hong Cheng, Chengqi Zhang, and Xuemin Lin: “Scalable Big Graph Processing in MapReduce”, in Proceedings of the 2014 ACM SIGMOD International Conference on Management of Data (SIGMOD'14), 2014.

Hao Wei, Jeffrey Xu Yu, Can Lu, and Ruoming Jin: “Reachability Querying: An Independent Permutation Labeling Approach”, in Proceedings of the VLDB Endowment (PVLDB), 2014.

Rong-Hua Li, Jeffrey Xu Yu, Xin Huang, and Hong Cheng: “Random-walk Domination in Large Graphs”, in Proceedings of the 30th International Conference on Data Engineering (ICDE'14), 2014.

Rong-Hau Li, Jeffrey Xu Yu, Rui Mao, and Tan Jin: “Efficient and Accurate Query Evaluation on Uncertain Graphs via Recursive Stratified Sampling”, in Proceedings of the 30th International Conference on Data Engineering (ICDE'14), 2014.

Zhiwei Zhang, Jeffrey Xu Yu, Lu Qin, Lijun Chang, and Xuemin Lin: “I/O Efficient: Computing SCCs in Massive Graphs”, in Proceedings of the 2013 ACM SIGMOD International Conference on Management of Data (SIGMOD'13), 2013. 

Lijun Chang, Jeffrey Xu Yu, Lu Qin, Xuemin, Chengfei Liu, and Weifa Liang: “Efficiently Computing k-Edge Connected Components via Graph Decomposition”, in Proceedings of the 2013 ACM SIGMOD International Conference on Management of Data (SIGMOD'13), 2013.

Yuanyuan Zhu, Lu Qin, Jeffrey Xu Yu, Yiping Ke, and Xuemin Lin: “High Efficiency and Quality: Large Graphs Matching”, Vol. 22, No. 3, VLDB Journal, 2013.

Zechao Shang and Jeffrey Xu Yu: “Catch the Wind: Graph Workload Balancing on Cloud”, in Proceedings of the 29th International Conference on Data Engineering (ICDE'13), 2013.