A multi-objective mean-semivariance model for project selection using reinvestment and synergy under uncertainty. - Kwon Ryong Hong; Xiaoxia Huang; Jang Su Kim; Nam Hyok Kim (Expert Syst. Appl., 2023)

Stepwise benchmarking based on production function: Selecting path towards closest target. - Nam Hyok Kim; Feng He; Rana Muhammad Nasir; Son-Il Kwak (Expert Syst. Appl., 2023)

A data envelopment analysis-based clustering approach under dynamic situations. - Nam Hyok Kim; Feng He; Hongjie Zhang; Kwon Ryong Hong; Kwang-Chol Ri (Eur. J. Oper. Res., 2023)

A new common weights DEA model based on cluster analysis. - Nam Hyok Kim; Feng He; Kwon Ryong Hong; Hyok-chol Kim; Sok-Min Han (Oper. Res., 2024)