Application Materials:

• Curriculum Vitae (PDF) (PS) (ASCII)
• Research Statement (PDF) (PS) (ASCII)
• Teaching Statement (PDF) (PS) (ASCII)

Selected Publications: 

• Zhiyuan Chen, Johannes Gehrke, Flip Korn: Query Optimization in Compressed Database Systems. In proceedings of the ACM SIGMOD International Conference on Management of Data, May 21 - 24, 2001, Santa Barbara, California, USA. (SIGMOD'2001) Abstract, pdf, ps, slides. (Acceptance rate: 15%.)
  

• Zhiyuan Chen, H.V. Jagadish, Flip Korn, Nick Koudas, S., Muthukrishnan, Raymond Ng, and Divesh Srivastava: Counting Twig Matches in a Tree. In proceedings of The 17h International Conference on Data Engineering, April 2-6, 2001, Heidelberg, Germany, 595-604. (ICDE'2001) Abstract, ps. (Acceptance rate: 17%.)
  
  

• Zhiyuan Chen, Flip Korn, Nick Koudas, S. Muthukrishnan: Selectivity Estimation for Boolean Queries. In proceedings of the Nineteenth ACM SIGMOD-SIGACT-SIGART Symposium on Principles of Database Systems, May 15-17, 2000, Dallas, Texas, USA, 216-225. (PODS'2000). Abstract, pdf, slides. Also invited to the the Journal of Computer and System Sciences (JCSS). (Acceptance rate: 22%.)
  

• Zhiyuan Chen and Praveen Seshadri: An Algebraic Compression Framework for Query Results. In proceedings of the 16th International Conference on Data Engineering, 28 February - 3 March, 2000, San Diego, California, USA, 177-188. ( ICDE'2000) Abstract, pdf, ps, Slides. Preliminary version: Zhiyuan Chen and Praveen Seshadri: A compression framework for query results. Compute Science Dept, Cornell Unversity, Technical Report TR98-1720. (Acceptance rate: 14%.)
  

• Philippe Bonnet, Kyle Buza, Zhiyuan Chen, Victor Cheng, Randolph Chung, Takako M. Hickey, Ryan Kennedy, Daniel Mahashin, Tobias Mayr, Ivan Oprencak, Praveen Seshadri, Hubert Siu: The Cornell Jaguar System: Adding Mobility to PREDATOR. In Proc. of ACM SIGMOD International Conference on Management of Data, June 1-3, 1999, Philadephia, Pennsylvania, USA, 580-581. (SIGMOD 1999) Slides
  
  
  
• Zhiyuan Chen, Johannes Gehrke, Flip Korn, Nick Koudas, Jayavel Shanmugasundaram,
  and Divesh Srivastava.
  Indexing XML Twigs in a Relational Database System. Submitted for publication.
  
  
• Zhiyuan Chen, Johannes Gehrke, and Flip Korn.
  Focused Hybridization for Physical Database Design Problems. Submitted for publication.

Patents

• Zhiyuan Chen, Flip Korn, Nick Koudas, and S. Muthukrishnan: Multi-dimensional Substring Selectivity Estimation.  Docket Number 1999-0772, Florham Park, NJ. US patent pending.
  

• Zhiyuan Chen, Flip Korn, Nick Koudas, S. Muthukrishnan: Method and Apparatus for Estimating the Selectivity of Boolean Queries. Docket Number 1999-0769, Florham Park, NJ. US patent pending.
  

• Zhiyuan Chen, H.V. Jagadish, Flip Korn, Nick Koudas, S., Muthukrishnan, Raymond Ng, and Divesh Srivastava: Counting Twig Matches in a Tree. US patent pending.

References

Professor Johannes Gehrke
Department of Computer Sciences
Cornell University
4105B Upson Hall
Ithaca, NY 14853
johannes@cs.cornell.edu
Office: 607-255-1045; fax: 607-255-4428

Dr. Praveen Seshadri
Microsoft Corporation
3/1155 Microsoft
One Microsoft Way
Redmond, WA 98052
Email: pravse@microsoft.com
Office:(425) 705-3231

Dr. Divesh Srivastava
AT&T Laboratories
Rm A163, 180 Park Ave, Bldg 103
Florham Park, NJ 07932
Email: divesh@research.att.com
Phone: (973) 360-8776

Professor Jayavel Shanmugasundaram
4105A Upson Hall
Department of Computer Sciences
Cornell University
Ithaca, NY 14853
Email: jai@cs.cornell.edu
Phone: (607) 255-4117; fax: (607)255-4428