An enhanced simple secure remote password authentication scheme without using cryptography. - Yu-Chang Yeh; Wei-Chi Ku; Wei-Ping Chen; Yi-Lun Chen (ICCC, 2012)

A Sector-Based Graphical Password Scheme with Resistance to Login-Recording Attacks. - Wei-Chi Ku; Yu-Chang Yeh; Bo-Ren Cheng; Chia-Ju Chang (IEICE Trans. Inf. Syst., 2015)

A Simple Sector-Based Textual-Graphical Password Scheme with Resistance to Login-Recording Attacks. - Wei-Chi Ku; Bo-Ren Cheng; Yu-Chang Yeh; Chia-Ju Chang (IEICE Trans. Inf. Syst., 2016)

Early prediction of mortality upon intensive care unit admission. - Yu-Chang Yeh; Yu-Ting Kuo; Kuang-Cheng Kuo; Yi-Wei Cheng; Ding-Shan Liu; Feipei Lai; Lu-Cheng Kuo; Tai-Ju Lee; Wing-Sum Chan; Ching-Tang Chiu; Ming-Tao Tsai; Anne Chao; et al. (BMC Medical Informatics Decis. Mak., 2024)