| 2006 | ICPR | Skin Color Detection through Estimation and Conversion of Illuminant Color using Sclera Region of Eye under Varying Illumination. | Hyun-Chul Do, Ju-Yeon You, Sung-Il Chien |
| 2004 | ICPR | Hough Transform in Log-Polar Image Including Foveal and Peripheral Information. | Jang-Sik Kim, You-Suk Bae, Sung-Il Chien |
| 2004 | PRICAI | Improvement of Binarization Method Using a Water Flow Model for Document Images with Complex Backgrounds. | Hyun-Hwa Oh, Sung-Il Chien |
| 2003 | CAIP | Stereo System for Tracking Moving Object Using Log-Polar Transformation and Zero Disparity Filtering. | Il Choi, Jong-Gun Yoon, Young-Beum Lee, Sung-Il Chien |
| 2003 | ISMIS | Endpoint Detection of Isolated Korean Utterances for Bimodal Speech Recognition in Acoustic Noisy Environments. | Hyun-Hwa Oh, Hong-Seok Kwon, Jong-Mok Son, Keun-Sung Bae, Sung-Il Chien |
| 2003 | ISMIS | Minutiae Extraction from Fingerprint Images Using Run-Length Code. | Jung-Hwan Shin, Hui-Yeoun Hwang, Sung-Il Chien |
| 2002 | MVA | Run Representation Based Minutiae Extraction in Fingerprint Image. | Hui-Yeoun Hwang, Jung-Hwan Shin, Sung-Il Chien, Joon-Jae Lee |
| 2002 | MVA | Face Detection Using Scan-Line Based Hough Transform and MLP. | Nam-Kie Kim, Il Choi, Sung-Il Chien |
| 2002 | MVA | A Set of Mesh Features for Automatic Visual Speech Recognition. | Hyun-Hwa Oh, Young-Mi Jeoun, Sung-Il Chien |
| 1998 | ICPR | Neural network based feature space generation for multiple databases of handwritten numerals. | Kil-Taek Lim, Sung-Il Chien |
| 1997 | ICTAI | Large Scale Pattern Recognition System using Hierarchical Neural Network and False-Alarming Nodes. | Bong-Su Kang, Sung-Il Chien, Kil-Taek Lim, Jin-Ho Kim |
| 1997 | ICTAI | Adaptive Window Algorithm with Four-Direction Sizing Factors for Robust Correlation-Based Tracking. | Si-Hun Sung, Sung-Il Chien, Mun-Gab Kim, Joon-Nyun Kim |
| 1996 | MVA | Analog and Digital Meter Recognition Using Computer Vision. | Kyong-Ho Kim, Sung-Il Chien, Yong-Bum Lee, Kwang-Soo Kim |