An Improved Approach for 3D Hand Pose Estimation Based on a Single Depth Image and Haar Random Fores. - Wonggi Kim; Junchul Chun (KSII Trans. Internet Inf. Syst., 2015)

3D face pose estimation by a robust real time tracking of facial features. - Junchul Chun; Wonggi Kim (Multim. Tools Appl., 2016)