- ByoungJu Yang, Sangkeun Lee, Sungchan Park, Sang-goo Lee, Exploiting Various Implicit Feedback for Collaborative Filtering, 2012, Proceedings of the 21th International Conference on World Wide Web 2012 (WWW 2012), Page 639-640
- 2011.03 - 2013.02 M.S. Student in Computer Science and Engineering, Seoul National University, Seoul, Korea
- 2002.03 - 2009.02 B.S. Student in Computer Science and Engineering, Seoul National University, Seoul, Korea
- S/W Engineer (2009 ~ Present) Security Solution Divisoin, Samsung Electronics Co., Ltd. & Samsung Techwin Co., Ltd.
- Assistant Instructor (2004 ~ 2005) Information Technology Department, Army Signal School