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 Lei ZOU                Personal webpage

Assistant Professor  in 
Institute of Computer Science and Technology of 
Peking University, China

Email: zoulei AT icst.pku.edu.cn

Biography

Lei Zou received his BS degree and Ph.D. degree in Computer Science at Huazhong University of Science and Technology (HUST) in 2003 and 2009, respectively. Now, he is an assistant professor in Institute of Computer Science and Technology of Peking University. Before that, he visited Department of Computer Science and Engineering of Hong Kong University of Science and Technolgoy under supervision of Dr. Lei Chen; and David R. Cheriton School of Computer Science of University of Waterloo under supervision ofProf. M. Tamer Ozsu.

Research Interests

1. graph database and query algorithms
2. top-k query
3. semantic data management 

Publications:

Refereed Journal Papers:

1. Lei Zou, Lei Chen, Pareto-Based Dominant Graph: An Efficient Indexing Structure to Answer Top-k Queries, accepted by IEEE Transactions on Knowledge and Data Engineering (TKDE).

Refereed Conference and Workshop Papers:

Year 2010
1. Lei Zou, Lei Chen, M. Tamer ？zsu, Dongyan Zhao: Dynamic Skyline Queries in Large Graphs. in Proceedings of 14th International Conference on Database Systems for Advanced applications (DASFAA), 2010. 

2. Wei Wang, Dongyan Zhao, Lei Zou, Dong Wang, Weiguo Zheng: Extracting 5W1H Event Semantic Elements from Chinese Online News. WAIM 2010: 644-655.

Year 2009

1. Lei Zou, Lei Chen, M. Tamer Ozsu, K-Automorphism: A General Framework for Privacy Preserving Network Publication, to appear in Proceedings of 35th International Conference on Very Large Databases (VLDB), 2009.
2. Lei Zou, Lei Chen, M. Tamer Ozsu, DistanceJoin: Pattern Match Query In a Large Graph Database, to appear in Proceedings of 35th International Conference on Very Large Databases (VLDB), 2009. 
3. Lei Zou, Lei Chen, Yansheng Lu, Top-K Correlation Sub-graph Search in Graph Databases, in Proceedings of 14th International Conference on Database Systems for Advanced Applications (DASFAA), 2009. 

Year 2008

1. Lei Zou, Lei Chen, Dominant Graph: An Efficient Indexing Structure to Answer Top-K Queries, in Proceedings of the 24th International Conference on Data Engineering (ICDE), 2008 (acceptance rate 12.1%). 
2. Lei Zou, Lei Chen, Jeffrey Xu Yu, Yansheng Lu, A Novel Spectral Coding in a Large Graph Database, to appear in Proceedings of International Conference on Extending Database Technology (EDBT), 2008. 
3. Lei Zou, Lei Chen, Huaming Zhang, Yansheng Lu, Qiong Lou, Summarization Graph Indexing: Beyond Frequent Structure-based Approach, to appear in Proceedings of 13th International Conference on Database Systems for Advanced Applications (DASFAA), 2008 (acceptance rate 16%). 

Year 2007

1. Lei Zou, Lei Chen, Yansheng Lu, Top-K Subgraph Matching Query in A Large Graph, International Conference on Information and Knowledge Management workshop (CIKM workshop), 2007, 

Year 2006

1. Lei Zou, Yansheng Lu, Huaming Zhang, Rong Hu, PrefixTreeESpan: A Pattern Growth Algorithm for Mining Embedded Subtrees, in Proceedings of the 7-th international conference on Web Information Systems Engineering (WISE), 2006. 
2. Lei Zou, Yansheng Lu, Huaming Zhang, Rong Hu, Chong Zhou, Mining Frequent Induced Subtree Patterns with Subtree-Constraint, in Proceedings of International Conference on Data Mining Workshops (ICDM workshop), 2006.  

Year 2005

1. Chong Zhou, Yansheng Lu, Lei Zou, Rong Hu, FICW: Frequent Itemset-Based Text Clustering with Window Constraint. Web Information System and Application, WISA 2005 (Best Paper Award) (National Conference in China)
2. Lei Zou, Yansheng Lu, Dexuan Cui, Rong Hu, An Anti-Spam Filtering Algorithm Based on Cost Minimization, China National Computer Conference, 2005 (in Chinese).

 Professional Services:

Journal Paper Reviewer :
ACM Transactions on Database System (Since 2009)
IEEE Transcations on Knowledge and Data Engineering (Since 2010)
WWW Journal (Since 2010) 

PC Co-chairs:

1.     The First International Workshop on Graph Database (IWGD 2010), co-located with WAIM 2010.

2.     The 2nd International Workshop on Graph Data Management: Techniques and Applications (GDM 2011), co-located with ICDE 2011.

PC Member: 
WAIM 2010, WISE 2010 
DASFAA 2010 workshop 
DASFAA 09 Workshop, 
CIKM 2009, 2010 (Demo Track).