2002 Ph.D., Texas A&M University
1996 M.S., Korea University
1991 B.S., Hongik University
• (1996-2005) Korea Telecom, Multimedia Laboratory, Senior researcher
• (2005-2006) Post doctoral Research Associate, Texas A&M University
• (2006-2007) Electronics and Telecommunication Research Institute, Senior researcher
• (2007-2013) Professor of Department of Computer Science, Chungbuk National University
• (2013-present) Professor of Department of Computer Engineering, Sejong University
• Data mining, Information Retrieval, Big data Processing, Database Systems
• Studies on Pattern mining/Stream Mining, Association Rule Mining, Erasable Pattern Mining, Uncertain Pattern Mining, Utility Pattern Mining, High-Average Pattern Mining, Approximate Pattern Mining, Closed/Maximal Pattern Mining, Outlier Mining, Privacy Preserving Pattern Mining, Weighted Pattern Mining, Graph Mining, Top-K pattern Mining, Sequential Pattern Mining
• Studies on Big Data Processing, Web Search and Mining, Information Retrieval systems, Vehicle data analyzing system in Telematics, Database systems and applications, Internet (Web) based systems & analysis tools, Data Analysis & Management, Digital Libraries
In 2015, UN member states agreed to 17 global Sustainable Development Goals (SDGs) to end poverty, protect the planet and ensure prosperity for all. This person’s work contributes towards the following SDG(s):