Leong Hou U, Ryan  余亮豪 Assistant Professor

• Ph.D. in Computer Science, The University of Hong Kong, Hong Kong (2010)
• M.Sc. in E-Commerce Technology, University of Macau, Macau (2005)
• B.Sc. in Computer Science and Information Engineering, National Chi Nan University, Taiwan (2003)

Research Interests

• Spatial and spatio-temporal Databases
• Advanced Query Processing
• Web Data Management
• Information Retrieval
• Data Mining
• Optimization Problems
• Mixture model
  

I am a member of data engineering research group.

1. S. Ge, L. H. U, N. Mamoulis, and D. W. Cheung "Efficient All Top-k Computation: A unified solution for all top-k, reverse top-k and top-m influential queries," IEEE Transactions on Knowledge and Data Engineering (TKDE), to appear.
2. Yiyang Yang, Zhiguo Gong, and Leong Hou U. Identifying points of interest by self-tuning clustering. In SIGIR, 2011.
3. Man Lung Yiu, Leong Hou U, Simonas Saltenis, and Kostas Tzoumas. Efficient proximity detection among mobile users via self-tuning policies. PVLDB, 3(1):985–996, 2010.
4. Leong Hou U, Nikos Mamoulis, Klaus Berberich, and Srikanta J. Bedathur. Durable top-k search in document archives. In SIGMOD Conference, pages 555–566, 2010.
5. Leong Hou U, Kyriakos Mouratidis, Man Lung Yiu, and Nikos Mamoulis. Optimal Matching between Spatial Datasets under Capacity Constraints. ACM Transactions on Database Systems, 35(2):44 pages, April 2010.
6. Leong Hou U, Kyriakos Mouratidis, and Nikos Mamoulis. Continuous Spatial Assignment of Moving Users. VLDB Journal, 19(2):141-160, 2010.
7. Leong Hou U, Nikos Mamoulis, and Kyriakos Mouratidis. A fair assignment algorithm for multiple preference queries. VLDB, 2(1):1054-1065, 2009.
8. Leong Hou U, Nikos Mamoulis, and Kyriakos Mouratidis. Efficient evaluation of multiple preference queries. In ICDE, pages 1251-1254, 2009.
9. Leong Hou U, Man Lung Yiu, Kyriakos Mouratidis, and Nikos Mamoulis. Capacity constrained assignment in spatial databases. In SIGMOD Conference, pages 15-28, 2008.
10. Leong Hou U, Nikos Mamoulis, and Man Lung Yiu. Computation and Monitoring of Exclusive Closest Pairs. IEEE Trans. Knowl. Data Eng., 20(12):1641-1654, 2008.

Check here for my DBLP record.

• Member of ACM

Reviewer for journals: IEEE TKDE, VLDB Journal, Information Systems, Frontiers of Computer Science, etc.

International Conference Steering/Organization Committee

• Local organizing char of the 2012 IEEE/WIC/ACM World Intelligence Congress 2012 (WIC 2012)

International Conference Technical Program/Review Committee and Session Chair

• 18th ACM SIGKDD Conference on Knowledge Discovery and Data Mining (KDD 2012)
• 31st International Conference on Conceptual Modeling (ER 2012)

Faculty of Science and Technology
University of Macau
Av. Padre Tomás Pereira, Taipa,
Macau, China

Room: B1-A704
Telephone: (853) 8397-8469
Fax: (853) 28838314
Email: ryanlhu