- Recommender Systems Semantic Match, Context-Aware Personalization, Fashion Recommendation
- Natural Language Processing Parsing, Natural Lanuage Understanding, NER, Opinion Mining
- e-Business Technology E-Catalogs, User/Product Modeling & Storage, Indexing & Retrieval
- Ph.D. Computer Science, Northwestern University, Evanston, Illinois, Thesis: Intelligent Search in Expert Database Systems
- M.S. Computer Science, Northwestern University, Evanston, Illinois, Thesis: Semantic Query Optimization in Recursive Databases
- B.S. Computer Science & Statistics, Seoul National University, Seoul, Korea
- Dean/CIO (2012 ~ 2014) Office of Information Systems & Technology, SNU
- Director (2011 ~ 2014) SNU-Samsung Joint Center for Intelligent Computing (CIC)
- Director (2001 ~ 2010) Center for e-Business Technology, SNU
- Visiting Professor (1999 ~ 2001) Georgetown University, USA
- Research Engineer (1990 ~ 1992) EDS Research & Development, USA
- Instructor (1989 ~ 1990) University of Minnesota, USA
- Advisory Committee: Samsung Electronics, LG Electronics, Hyndai Motors, Mando, CommerceNet Korea, SK Telecommunications, Ministry of Commerce, Industry, & Energy and the Ministry of Science and ICT
- Conferences: Int. Workshop on Data Engineering Issues in E-Commerce & Services (DEECS), Tokyo 2005, San Francisco 2006, San Diego 2007, Vienna 2009 (Founder & General Chair), WWW2014 (Vice General Chair), IEEE ICDE 2015 (Finance Chair), IEEE CEC 2010, VLDB 2006 (Workshop Chair), e-Biz World 2003, Seoul, 2003 (Program Chair), IEEE ICDE, DASFAA, CIKM, IEEE ICEBE, PRODIS, ACM DOLAP, CooPIS, etc. (Program Committee)
- Member: ACM, IEEE, Korea Information Science Society, (Korean) Society for e-Business Studies (President; 2010~)
- Bringing A.I. into Fashion keynote at IEEE AIKE, 2018 / invited talk at MBN, 2020.
- NLP and the Korean Language invited talks at SK C&C, Hyundai Motors, 2016 2018.
- Blended Learning in Computer Science Education invited talk at SNU, 2016.
- Context-Aware Recommendations invited talk at Samsung Electronics, 2014.
- New Challenges in Data invited talk at SAIT Forum, Samsng Electronics, 2010.
- Practical Roles of Semantics keynote speech at Workshop on Semantic Computing 2008 / invited talk at Samsung Electronics, KT, Hyundai-Kia Motors, 2007~2008.
- Semantic Technology Roadmap at Semantic Technology Conference, 2008.
Publications / Lectures / etc.
Please refer to the relative pages in the current website (via the top menu bar).