Wenjie Zhang

Research Fellow   
K17, 201 C
School of Computer Science and Engineering
The University of New South Wales
Sydney NSW 2052
AUSTRALIA

Tel: (+61 2) 93854025at cse.unsw.edu.au
Short Bio

  I received my Bachelor and Master degree in Computer Science from Harbin Institute of Technology, in 2004 and 2006 respectively. From 2006 to 2010, I was a PhD student in CSE, UNSW, under Prof. Xuemin Lin's supervision. Now I work in CSE, UNSW as a research fellow.
 
  Here is a link to our group meeting calender.
 
Research Interest

  My research interests include spatial-temporal data management, stream processing and uncertain data management.
 
Selected Publications
  • Journal Papers
    		•
    1. Muhammad Aamir Cheema, Wenjie Zhang, Xuemin Lin, Ying Zhang, Xuefei Li, Continuously Reverse k Nearest Neighbors Queries in Euclidean Space and in Spatial Networks, to appear in VLDB Journal, accepted 2011.  
    2. Ying Zhang, Xuemin Lin, Yufei Tao, Wenjie Zhang, Haixun Wang, Efficient Computing of Range Aggregates against Uncertain Location based Queries, IEEE Transactions on Knowledge and Data Engineering, accepted 2011.  
    3. Weiren Yu, Wenjie Zhang, Xuemin Lin, Qing Zhang, Jianjin Le, A Space and Time Efficient Algorithm for SimRank Computation, WWW Journal, accepted Nov 2010.   [PDF]
    4. Muhammad Aamir Cheema, Ljiljana Brankovic, Xuemin Lin, Wenjie Zhang, Wei Wang, Continuous Monitoring of Distance based Range Queries, IEEE Transactions on Knowledge and Data Engineering, accepted 2010.   [PDF]
    5. Ying Zhang, Wenjie Zhang, Xuemin Lin, Jian Pei, Bin Jiang, Ranking Uncertain Sky: the Probabilistic Top-k Skyline Operator, Information Systems (Accepted: June 2010)  
    6. Ying Zhang, Xuemin Lin, Wenjie Zhang, J. Wang, Q. Lin, Effectively Indexing the Uncertain Space, IEEE Transactions on Knowledge and Data Engineering, accepted 2009  
    7. Wenjie Zhang, Xuemin Lin, Ying Zhang, Jian Pei, Wei Wang, Threshold-based Probabilistic Top-k Dominating Queries, VLDB Journal 19(2), 283-305, 2010.   [PDF]
    8. Muhammad Aamir Cheema, Xuemin Lin, Wei Wang, Wenjie Zhang, Jian Pei, Probabilistic Reverse Nearest Neighbor Queries on Uncertain Data, IEEE Transactions on Knowledge and Data Engineering 22(4), 550-564, 2010.   [PDF]
  • Conference Papers
    		•
    1. Ke Zhu, Wenjie Zhang, Gaoping Zhu, Ying Zhang, Xuemin Lin, BMC: An Efficient Method to Evaluate Probabilistic Reachability Queries, DASFAA 2011.
    2. Mahady Hansan, Muhammad Aamir Cheema, Xuemin Lin, Wenjie Zhang, A Unified Algorithm for Continuous Monitoring of Spatial Queries, DASFAA 2011.
    3. Xuemin Lin, Ying Zhang, Wenjie Zhang, Muhammad Aamir Cheema, Stochastic Skyline Operator, ICDE 2011.[ PDF ]
    4. Muhammad Aamir Cheema, Xuemin Lin, Wenjie Zhang , Ying Zhang, Influence Zone: Efficiently Processing Reverse k Nearest Neighbors Queries, ICDE 2011. [ PDF ]
    5. Muhammad Aamir Cheema, Xuemin Lin, Haixun Wang, Jianmin Wang, Wenjie Zhang, A Unified Approach for Computing Top-k Pairs in Multidimensional Space, ICDE 2011. [ PDF ]
    6. Gaoping Zhu, Xuemin Lin, Wenjie Zhang, Wei Wang, Haichuan Shang, PrefIndex: An Efficient Supergraph Containment Search Technique , SSDBM 2010.
    7. Wenjie Zhang, Ying Zhang, Muhammad Aamir Cheema, Xuemin Lin, Counting Distinct Objects over Sliding Windows, ADC 2010. ( Best Paper Award)   [PDF] [Slides]
    8. Wenjie Zhang, Xuemin Lin, Muhammad Aamir Cheema, Ying Zhang, Wei Wang, Quantile-Based KNN Over Multi-Valued Objects, ICDE 2010. [PDF]
    9. Ying Zhang, Xuemin Lin, Gaoping Zhu, Wenjie Zhang, Qianlu Lin, Efficient Rank Based KNN Processing over Uncertain Data, ICDE 2010. [PDF]
    10. Muhammad Aamir Cheema, Ljiljana Brankovic, Xuemin Lin, Wenjie Zhang, Wei Wang, Multi-Guarded Safe Zone: An Efficient Technique to Monitor Moving Circular Range Queries , ICDE 2010. [PDF] [Slides]
    11. Muhammad Aamir Cheema, Xuemin Lin, Ying Zhang, Wei Wang, Wenjie Zhang, Lazy Updates: An Efficient Technique to Continuously Monitoring Reverse kNN, VLDB 2009.   [PDF]
    12. Shuxiang Yang, Wenjie Zhang, Ying Zhang, Xuemin Lin, Probabilistic Threshold Range Aggregate Query Processing over Uncertain Data, APWebWAIM 2009 Best Paper Award .  [PDF] [Slides]
    13. Wenjie Zhang, Xuemin Lin, Ying Zhang, Wei Wang, Jeffrey Xu Yu, Probabilistic Skyline Operator over Sliding Windows, ICDE 2009.  [PDF] [Slides]
    14. Ying Zhang, Xuemin Lin, Yufei Tao, Wenjie Zhang, Uncertain Location based Range Aggregates in a Multi-Dimensional Space, ICDE 2009.  [PDF]
    15. Wenjie Zhang, Xuemin Lin, Jian Pei, Ying Zhang, Managing Uncertain Data: Probabilistic Approaches, WAIM 2008.  [PDF] (invited paper)
    16. Ming Hua, Jian Pei, Wenjie Zhang, Xuemin Lin, Ranking Queries on Uncertain Data: A Probabilistic Threshold Approach, SIGMOD 2008.  [PDF]
    17. Ming Hua, Jian Pei, Wenjie Zhang, Xuemin Lin, Efficiently Answering Probabilistic Threshold Top-k Queries on Uncertain Data, ICDE 2008.  [PDF]
  • Tutorials
    		•
    1. Xuemin Lin, Wenjie Zhang, Stochastic Orders and Skyline, NDBC 2011 (invited tutorial).
    Research Grants

    • 2012 - 2014 Australian Research Council Discovery Early Career Researcher Award (DE120102144): Continuously Monitoring Uncertain Objects in a Multi-dimensional Space, $375, 000, Wenjie Zhang.

    • 2012 - 2014 Australian Research Council Discovery Project (DP120104168): Ranking Complex Objects in a Multi-dimensional Space, $350, 000, Xuemin Lin and Wenjie Zhang.

    Teaching Experience

      I am/was a lecturer in the following courses.
    • COMP9311: Introduction to Database Systems, S1, 2011.
    • COMP9311: Introduction to Database Systems, S1, 2010.
    • COMP9311: Introduction to Database Systems, S2, 2008.
    Professional Activities

      Organizing Committee for: Program Committee for: Journal Reviewer for:
    • ACM Transactions on Database Systems: 2009, 2011
    • VLDB Journal: 2011
    • IEEE Transactions on Knowledge and Data Engineering:2008, 2011
    • Journal of Parallel and Distributed Computing: 2010
    • Knowledge and Information Systems: 2010, 2011
    • Journal of Computer Science and Technology: 2010