First Step to Big Data Research in Hospital. - Yongdon Shin; Changmin Choi; Jae Ho Lee; Soo-Yong Shin (MedInfo, 2015)

Discriminative subgraphs for discovering family photos. - Changmin Choi; Yoon-Seok Lee; Sung-Eui Yoon (Comput. Vis. Media, 2016)