Experiences
- Research Assistant, National Center for Supercomputing Applications, Illinois, US (2006-2007)
- Lecturer, Korea University, Seoul, Korea (2005~2005)
- Adjunct Professor, Hansung University, Seoul, Korea (2002~2004)
- Chief Technology Officer, Ntros Corp., Seoul, Korea (2000~2002)
- Software Engineer, Icube Corp., Seoul, Korea (1998~2000)
- Part-time Programmer, Nanum Corp, Seoul, Korea (1993~1994)
Professioinal Activities
- External Reviewer, ACM SIGMOD Conference, 2009/2008/2006/2003
- External Reviewer, International Conference on Database Theory(ICDT), 2009/2005
- Reviewer, IEEE Transactions on Knowledge and Data Engineering, 2008
- External Reviewer, IEEE International Conference on Data Mining(ICDM), 2007
- External Reviewer, VLDB International Conference, 2006
- External Reviewer, IEEE International Conference on Data Engineering (ICDE), 2004
- External Reviewer, Advanced in Knowledge Discovery and Data mining(PAKDD), 2004
- Reviewer, Knowledge and Information Systems, 2004
Projects
- Detection of Fraud Actions for Internet Adverting, Microsoft Research Asia, China, 2009
- Spatial Data Analysis(SPLearn), IWS/NCSA, US, 2006
- Geographic Data Analysis(GeoLearn), NASA/NCSA, US, 2006
- Information Retrieval from Advertisement Documents, ACNielsen/NCSA, US, 2006
- Internet Broadcasting System, Korea Invention Promotion Association, 2001
- Webcasting Community Service, MyBS, 2001
- Internet Broadcasting System, Nanum, 2000
- PowerStation (Parallel Controlled Webcasting System), Ntros, 2000
- Radio Broadcasting System Digitalization, MBC, 1999
- Stock Market Information System, Stockcaster.com, 1999
- Infra-Construction for Public Safety Intranet, National Computerization Agency, 1999
- Verification System for Official Reports Written in SGML, Korean Intellectual Property Office, 1998
- Research for CASE Tools Based On Object Oriented Paradigm Technology, Ministry of Commerce and Industry, 1997
- Development of Application Tools for OODBMS, Ministry of Commerce and Industry, 1996
- Development of Virtual Library System based on JAVA, LG Construction, 1996
- Development of Pascal-Like Programming Language based on Korean Vocabulrary, Nanum, 1993
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