Gary Geunbae Lee, Ph.D. Professor

Gary Geunbae Lee has been a professor at CSE department of POSTECH in Korea since 1991. He is a director of Intelligent Software (ISoft) Laboratory which focuses on natural language processing including spoken dialog processing, intelligent computer assisted language learning, question answering, speech synthesis and web/text mining. Professor Lee has authored more than 250 papers in international journals and conferences, and has more than 35 patents registered in speech and language technology area. Prof Lee has served as a technical committee member for international conferences such as ACL, COLING, IJCAI, SIGIR, IUI, Interspeech, ASRU/SLT and ICASSP. He has been in a steering committee for Asian Information Retrieval Symposium (AIRS), International workshop on spoken dialog systems (IWSDS), and has been an executive board member of Asia Federation of NLP. He has served as an associate editor of IEEE/ACM transactions on Audio, Speech and Language Processing (TASLP) and ACM transactions on Asian Language Information Processing (TALIP). He has been a PC co-chair for AIRS2009, AIRS 2005, workshop chair for IUI 2007, and a PC area chair for IJCNLP 2004, 2005, 2008, and COLING2010, and also a senior program committee member for IJCAI 2011 and ACM IUI 2011. He was a local organization co-chair of ACL 2012 (50th anniversary meeting) and general chair of SIGDIAL 2012 and IWSDS2015. He has edited several special issues of journals including ACM Trans. on Asian Language Information Processing and Information Processing & Management. He co-founded DiQuest and has been a CTO, which becomes now one of the major search engine company in Korea, and has been a technical advisor for SK Telecom, Samsung Electronics, and many other start-up companies.  He founded AI research center at Samsung Research and served as a director during 2015-2019. He was a winner of IR52 Jangyoungsil award with DiQuest, which is one of the most prestigious technology innovation awards in Korea. He has been leading several national and industry projects for robust spoken dialog systems, dialog-based English tutoring agents, multimedia search/recommendation systems and expressive TTS. Professor Lee holds a Ph.D. in computer science from UCLA, and BS/MS in computer engineering from Seoul National University.



gblee AT  (it follows me wherever I go)


Mailing Address

Gary Geunbae  Lee, PhD, Professor

Department of Computer Science & Engineering

Pohang University of Science and Technology (Postech)

San 31 HyoJaDong, NamGu, Pohang 790-784, South Korea



+82-54-279-2254 (Office)

+82-54-279-2719 (Dept. Office)

+82-10-3811-3251 (cell phone)


+82-54-279-2299 (Dept. Office)


1984-Seoul National University (BS-Computer Engineering)
1986-Seoul National Universiry (MS-Computer Engineering)
1991-UCLA (Ph.D-Computer Science)

Work experiences

1991.9  current: Professor, POSTECH
2001.8: Visiting researcher, CSLI, Stanford University
2001.8: CTO, DiQuest
2013.9- 2014.8: Technical Advisor, Samsung Electronics
2015.10 -2019.12 : Senior Vice President, Samsung Research Samsung Electronics (Director of AI Center)

Research interests (in general)

Natural Language Processing
Spoken Dialog Systems
Text-to-Speech Systems
Text mining and Information Retrieval
Computer Assisted Language Learning


Recent Professional activities

Keynote Speech, ACM Multimedia, 2018

Co-founder & Scientific Advisor:  DiQuest ( 2001-

Associate Editor:  IEEE/ACM Trans. On Audio, Speech, and Language Processing (TASLP), 2010.3 - 2015.3

Associate Editor: ACM Trans. On Asian Language Information Processing (TALIP), 2010. 7 2015.2

Associate Editor Journal of computing science and engineering (JCSE) 2011.1- 2015.9

Conference chair IWSDS 2015

Local Arrangements Co-chair ACL2012

General Co-chair SIGDIAL 2012

Board member: AFNLP (Asian Federation of NLP) 2009 2013.10. 

Exec board member & Treasurer: AFNLP (Asian Federation of NLP) (2011 2012.12)

Steering Committee member: International Workshop on Spoken Dialogue Systems Technology (IWSDS) 2009 -

Steering Committee member: AIRS (Asian Information Retrieval Symposium; formerly IRAL) 2006 -2014.8

Program committee members (past and present): acl, coling, naacl hlt, eacl, emnlp, ijcnlp, interspeech, ieee asru/slt, ieee icassp, APSIPA, acl/isca sigdial, acm sigir, airs, acm iui, ijcai, semdial


DBLP entry of Gary Geunbae Lee

Google Scholar Profile

My Laboratory

My Teaching

Publications to 1994

Publications from 1995 to 1996

Publications from 1997 to 2002

Publications from 2003 to current

Professional Activities