Yali Zhu

Department of Computer Science Worcester Polytechnic Institute (WPI) 100 Institute Road Worcester, MA 01609 Office: FL 319 Phone: +1-508-831-5857 (office) Fax: +1-508-831-5776 E-Mail: yaliz@cs.wpi.edu

Research Interests:

• Dynamic Query Optimization and Migration
• Distributed Continuous Query Processing
• Multimedia and Network Performance Evaluation

• Dynamic Plan Optimization and Migration for Continuous Queries with Window Constraints

   Conference and Journal Papers:

• Bin Liu, Yali Zhu and Elke A. Rundensteiner
  Run-Time Operator State Spilling for Memory Intensive Long-Running Queries (.pdf)
  In Proceedings of ACM SIGMOD Conference, Chicago, Illinois, USA, June, 2006.

• Bin Liu, Yali Zhu, Mariana Jbantova, Bradley Momberger and Elke A. Rundensteiner
  A Dynamically Adaptive Distributed System for Processing Complex Continuous Queries (.pdf)
  In Proceedings of VLDB Conference, Trondheim, Norway, September, 2005.

• Elke A. Rundensteiner, Luping Ding, Timothy Sutherland, Yali Zhu, Brad Pielech and Nishat Mehta
  CAPE: Continuous Query Engine with Heterogeneous-Grained Adaptivity (.pdf)
  In Proceedings of VLDB Conference, Toronto, Canada, August, 2004.

• Yali Zhu, Elke A. Rundensteiner and George T. Heineman
  Dynamic Plan Migration for Continuous Queries Over Data Streams (.pdf)
  In Proceedings of ACM SIGMOD Conference, Paris, France, June, 2004, 431-442.

• Mark Claypool and Yali Zhu
  Using Interleaving to Ameliorate the Effects of Packet Loss in a Video Stream (.pdf)
  In Proceedings of the International Workshop on Multimedia Network Systems and Applications (MNSA), Providence, RI, USA, May 2003.

• Jae Chung, Mark Claypool and Yali Zhu
  Measurement of Congestion Responsiveness of RealPlayer Streaming Video Over UDP (.pdf)
  In Proceedings of the Packet Video Workshop (PV), Nantes, France, April 2003.

• Adrian E. Conway, and Yali Zhu
  A Simulation-Based Methodology and Tool for Automating the Modeling and Analysis of Voice-over-IP Perceptual Quality (.pdf)
  In Performance Evaluation Journal, 54(2): 129-147 (2003)

• Adrian E. Conway, and Yali Zhu
  Applying Objective Perceptual Quality Assessment Methods in Network Performance Modeling(.pdf)
  In Proceedings of IEEE ICCCN 2002, Miami, FL, pp. 116-123, Oct. 2002.

• Adrian E. Conway, and Yali Zhu
  Analyzing Voice-over-IP Subjective Quality as a Function of Network QoS: A Simulation-Based Methodology and Tool (.pdf)
  In Computer Performance Evaluation Modelling Techniques and Tools, Lecture Notes in Computer Science, Vol. 2324, pp. 289-308, Springer, 2002.

   Book Chapters:

• Elke A. Rundensteinter, Luping Ding, Yali Zhu, Timothy Sutherland and Bradford Pielech
  CAPE: A Constraint-Aware Adaptive Stream Processing Engine (.pdf).
  Invited Book Chapter, Stream Data Management , June, 2004.