SDD: high performance code clone detection system for large scale source code. - Seunghak Lee; Iryoung Jeong (OOPSLA Companion, 2005)

Dynamically Weighted Hidden Markov Model for Spam Deobfuscation. - Seunghak Lee; Iryoung Jeong; Seungjin Choi (IJCAI, 2007)