Wangchao Le

   School of Computing, University of Utah
   Office: MEB 4158

   Address:
   50 S. Central Campus Drive
   School of Computing, University of Utah
   Salt Lake City UT 84112
   e-mail: lew@cs.utah.edu    office: (850) 273-0159

About Me

I am a Ph.D student in the School of Computing at University of Utah. My research is supervised by Prof. Feifei Li. I am a regular attendee of the Data Group meeting. Here is my CV.

Research Interest

Query processing, optimization and mining in graph/semantic web data; indexing and query processing for large scale data; temporal and time series data.

Publication

• Scalable Multi-Query Optimization for SPARQL  Talk  Poster  [Patent filed]
  by W. Le , A. Kementsieditis, S. Duan, F. Li
  In Proceedings of 28th IEEE International Conference on Data Engineering (ICDE 2012), pages 666-677, Washington DC, April, 2012.


• Query Access Assurance in Outsourced Databases 
  by W. Le and F. Li
  Vol. 5, No. 2, pages 178-191, IEEE Transactions on Services Computing (IEEE TSC), 2012.


• Rewriting Queries on SPARQL Views  Talk  Full report  [Patent filed]
  by W. Le , S. Duan, A. Kementsieditis, F. Li, M. Wang
  In Proceedings of 20th International World Wide Web Conference (WWW 2011), pages 655-664, Hyderabad, India, March, 2011.


• Top-k Queries on Temporal Data  [Code]
  by F. Li, K. Yi and W. Le
  Vol. 19, No. 5, pages 715-733, The International Journal on Very Large Data Bases (VLDBJ), 2010.

Professional Work

• Research Intern at NEC Labs America, May '12 ~ Aug '12.
• Research Intern at IBM T. J. Watson Research Center, May '11 ~ Aug '11.
• Research Intern at IBM T. J. Watson Research Center, Sep '09 ~ Jan '10.
• Software Engineer at Guangdong Nortel R&D Center, Mar '07 ~ May '07.