| 2015 | IC3K | Knowledge Discovery and Modeling based on Conditional Fuzzy Clustering with Interval Type-2 Fuzzy. | Yeong-Hyeon Byeon, Keun-Chang Kwak |
| 2011 | ICINCO | Multimodal user Identification for Network-based Intelligent Robots. | Keun-Chang Kwak |
| 2009 | ICINCO | Robot Auditory System based on Circular Microphone Array for Home Service Robots. | Keun-Chang Kwak |
| 2008 | ICISP | Sound Localization Based on Excitation Source Information for Intelligent Home Service Robots. | Keun-Chang Kwak |
| 2007 | RO-MAN | On-Line Speaker Enrollment using Rhythmical Voices for Human Robot Interaction. | Kyungsook Bae, Hye-Jin Kim, Keun-Chang Kwak, Ho-Sub Yoon |
| 2007 | RO-MAN | Reliable Speaker Identification Using Multiple Microphones in Ubiquitous Robot Companion Environment. | Mikyong Ji, Sungtak Kim, Hoirin Kim, Keun-Chang Kwak, Young-Jo Cho |
| 2007 | RO-MAN | Integrating Evidences of Independently Developed Face and Speaker Recognition Systems by Using Discrete Probability Density Function. | Jaeyeon Lee, Do-Hyung Kim, Keun-Chang Kwak, Hye-Jin Kim, Ho-Sub Yoon |
| 2007 | RO-MAN | Enhanced Speech Recognition with Blind Equalization For Robot "WEVER-R2". | Donglin Wang, Henry Leung, Keun-Chang Kwak, Ho-Sub Yoon |
| 2006 | ICCSA | Bimanual Hand Tracking. | Hye-Jin Kim, Keun-Chang Kwak, Jaeyeon Lee |
| 2006 | IROS | Speech-based Human-Robot Interaction Components for URC Intelligent Service Robots. | Keun-Chang Kwak, Kyu-Dae Ban, Kyung-Suk Bae, Hye-Jin Kim, Soo-Young Chi, Young-Jo Cho |
| 2006 | IROS | Vision-based Human-Robot Interaction Components for URC Intelligent Service Robots. | Keun-Chang Kwak, Do-Hyung Kim, ByoungYoul Song, Daeha Lee, Soo-Young Chi, Young-Jo Cho |
| 2006 | RO-MAN | AR-KLT based Hand Tracking. | Hye-Jin Kim, Keun-Chang Kwak, Soo-Young Chi, Young-Jo Cho |