---------------------
   Bojian Xu

Curriculum Vitae  
Revised October 2008
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===Personal Data===

School Address: 2215 Coover Hall (mail), 3125 Coover Hall (office)
		Department of Electrical & Computer Engineering
		Iowa State University, Ames, IA 50011, U.S.A.

Home Address:   3910 Tripp Street, #131, Ames, Iowa, 50014, U.S.A.

Mobile Phone: 515-450-9064
Fax: 515-294-3637
Email: bojianxu@iastate.edu
Web: http://home.eng.iastate.edu/~bojianxu
Citizenship: P. R. China with F-1 visa


===Objective===

A full-time position dedicated to computer science research and/or teaching.


===Research Interests===

1. Algorithms for (distributed) massive data stream processing and their applications.
2. Approximate algorithms for data mining problems.
3. Distributed algorithms for wireless sensor networking.


===Education===

1. Ph.D. Candidate in computer engineering, Spring 2005 -(Exp. May 2009) 
   Iowa State University
   Thesis advisor: Srikanta Tirthapura 
   GPA: 3.82 

2. Master Program in computer science, Fall 2004 (Transferred) 
   University of Alabama, Tuscaloosa, AL
   GPA: 4.0
 
3. B.E. in computer science and engineering, 2000
   Zhejiang University, Hangzhou, China
   GPA: 3.48(over all) 3.63 (CS)


===Experience=== 

1. Research Assistant, Teaching Assistant
   Department of Electrical & Computer Engineering
   Iowa State University
   Spring 2005 - now

2. Research Intern
   Database Department, AT&T Shannon Laboratory, Florham Park, NJ
   Supervisors: Graham Cormode and Divesh Srivastava
   Summer 2008

3. Full-time Software Engineer
   Billing Center of China Mobile Communications Corporation, Zhejiang Province Branch
   July 2000 - July 2004

 
===Honors ===

1. Preparing Future Faculty (PFF), Iowa State University, Fall 2008. Mentor: Prof. Chris C. N. Chu

2. Nominated by the Electrical and Computer Engineering Department at
   Iowa State University for the Microsoft Research Fellowship,
   2007. (Three nominees total)

3. Student travel grant from ACM for the 26th Annual ACM Symposium on
   Principles of Distributed Computing (PODC), 2007

4. Professional Advancement Grant from Iowa State University, 2006, 2007


===Patents===
Authors' names are in alphabetical order unless marked by '*'.

1. Graham Cormode, Vladislav Shkapenyuk, Divesh Srivastava and Bojian
   Xu, "Techniques for implementing forward time decay in data
   management systems", Application filed on June 2008 

2. Graham Cormode, Srikanta Tirthapura and Bojian Xu, "Method and
   Apparatus for duplicate resilient time-decaying data stream
   summarization", Application filed on June 2007



===Publications ===
Authors' names are in alphabetical order unless marked by '*'.

***Publications in Refereed Conference Proceedings***

1. Graham Cormode, Srikanta Tirthapura and Bojian Xu, "Time-decayed
   Correlated Aggregates over Data Streams", submitted to the 9th SIAM
   International Conference on Data Mining (SDM), 2009, 12 pages

2. Graham Cormode, Vladislav Shkapenyuk, Divesh Srivastava and Bojian Xu,
   "Forward Decay: A Practical Time Decay Model for Streaming Systems", To
   appear in Proceedings of the 25th IEEE International Conference on Data
   Engineering (ICDE), 2009, 12 pages

3. Graham Cormode, Srikanta Tirthapura and Bojian Xu, "Time-Decaying
   Sketches for Sensor Data Aggregation", In Proceedings of the 26th
   Annual ACM Symposium on Principles of Distributed Computing (PODC)
   2007, pp.215-224 


4. *Srikanta Tirthapura, *Bojian Xu and Costas Busch, "Sketching
   Asynchronous Streams Over Sliding Windows", In Proceedings of the
   25th Annual ACM Symposium on Principles of Distributed Computing
   (PODC) 2006, pp.82-91


***Journal Publications***

1.  Graham Cormode, Srikanta Tirthapura and Bojian Xu, "Time-Decaying
    Sketches for Robust Aggregation of Sensor Data",
    submitted to SIAM Journal on Computing, 42 pages

2. *Bojian Xu, *Srikanta Tirthapura and Costas Busch, "Sketching
   Asynchronous Streams Over Sliding Windows", Distributed Computing,
   20(5), pp. 359-374, February 2008 


===Talks===
1. "Forward Decay: A Practical Time Decay Model for Streaming
   Systems", AT&T Shannon Laboratory, Florham Park, NJ, July 2008

2. "Time-Decaying Sketches for Sensor Data Aggregation", The 26th
   Annual ACM Symposium on Principles of Distributed Computing (PODC),
   Portland, Oregon, 2007

3. "Sketching Asynchronous Streams Over Sliding Windows", The 25th
   Annual ACM Symposium on Principles of Distributed Computing (PODC),
   Denver, Colorado, 2006

4. "Lightweight Secure Distributed Directory for Sensor Networks",
   Center for Information Protection (CIP), Iowa State University,
   2006


===Professional Activities and Affiliations===

1. Paper Reviewer for:
   The 10th International Conference on Distributed Computing and Networking (ICDCN), 2009
   The 33rd IEEE Conference on Local Computer Networks (LCN), 2008
   The 4th IEEE International Conference on Distributed Computing in Sensor Systems (DCOSS), 2008
   The 27th ACM Symposium on Principles of Database Systems (PODS), 2008
   The 6th ACS/IEEE International Conference on Computer Systems and Applications (AICCSA), 2008
   The 8th International Conference on Distributed Computing and Networking (ICDCN), 2007 
   The 9th International Symposium on Stabilization, Safety, and Security of Distributed Systems (SSS), 2007 


2. Volunteer in the Registration Process for the 26th Annual ACM
   Symposium on Principles of Distributed Computing (PODC), 2007

3. Student Member of ACM 


===References===

Available upon request.