Improvement of principal component analysis modeling for plasma etch processes through discrete wavelet transform and automatic variable selection. - Daegeun Ha; Damdae Park; Junmo Koo; Kye Hyun Baek; Chonghun Han (Comput. Chem. Eng., 2016)

Multi-mode operation of principal component analysis with k-nearest neighbor algorithm to monitor compressors for liquefied natural gas mixed refrigerant processes. - Daegeun Ha; Usama Ahmed; Hahyung Pyun; Chul-Jin Lee; Kye Hyun Baek; Chonghun Han (Comput. Chem. Eng., 2017)

Design of optical emission spectroscopy based plasma parameter controller for real-time advanced equipment control. - Junmo Koo; Daegeun Ha; Damdae Park; Hyun-Joon Roh; Sangwon Ryu; Gon-Ho Kim; Kye Hyun Baek; Chonghun Han (Comput. Chem. Eng., 2017)