On Extraction of Facial Features from Color Images. - Jin Ok Kim; Jin-Soo Kim; Young Ro Seo; Bum Ro Lee; Chin Hyun Chung; Key Seo Lee; Wha Young Yim; Sang Hyo Lee (ICCSA (4), 2004)

On Improvement for Normalizing Iris Region for a Ubiquitous Computing. - Bong Jo Joung; Jin Ok Kim; Chin Hyun Chung; Key Seo Lee; Wha Young Yim; Sang Hyo Lee (ICCSA (1), 2005)