3-D Facial Expression Recognition-Synthesis on PDA Incorporating Emotional Timing. - Doo-Soo Lee; Yang-Bok Lee; Soo-Mi Choi; Yong-Guk Kim; Moon-Hyun Kim (PCM (2), 2004)

Face and Facial Expression Recognition with an Embedded System for Human-Robot Interaction. - Yang-Bok Lee; Seungbin Moon; Yong-Guk Kim (ACII, 2005)

Real-Time Expression Recognition System Using Active Appearance Model and EFM. - Kyoung-Sic Cho; Yong-Guk Kim; Yang-Bok Lee (CIS, 2006)

Facial Expression Recognition Using Active Appearance Model. - Taehwa Hong; Yang-Bok Lee; Yong-Guk Kim; Hagbae Kim (ISNN (2), 2006)

3D Model Based Face Recognition by Face Representation Using PVM and Pose Approximation. - Yang-Bok Lee; Taehwa Hong; Hyeonjoon Moon; Yong-Guk Kim (HCI (6), 2007)