1st international workshop on spoken dialog systems, 2009-12-10
Interspeech 2006-ICSLP (postech rank 2), page. 753 - 756, 2006-09-17
The 2nd international conference on computer supported education (CSEDU 2010),, 2010-04-09
Human Language Technologies: The Annual Conference of the North American Chapter of the Association for Computational Linguistics (NAACL-HLT 2007) (postech rank 2), page. 7 - 8, 2007-04-22
The 2010 APSIPA annual summit and conference, special session on computer-assisted language learning (CALL) based on speech and language technology, 2010-12-16
International Workshop on Spoken Language Translation(IWSLT 2008), page. 98 - 103, 2008-10-20
2007 IEEE Workshop on Automatic Speech Recognition and Understanding (ASRU 2007) (postech rank 2), 2007-12-09