Two-Stage Non-submodular Maximization. - Hong Chang 002; Zhicheng Liu; Ping Li 053; Xiaoyan Zhang 001 (TAMC, 2022)

An LP-based approximation algorithm for the generalized traveling salesman path problem. - Jian Sun 022; Gregory Z. Gutin; Ping Li 053; Peihao Shi; Xiaoyan Zhang 001 (Theor. Comput. Sci., 2023)

Two-stage submodular maximization under curvature. - Yanzhi Li; Zhicheng Liu; Chuchu Xu; Ping Li 053; Xiaoyan Zhang 001; Hong Chang 002 (J. Comb. Optim., 2023)

Two-stage non-submodular maximization. - Hong Chang 002; Jing Jin; Zhicheng Liu; Ping Li 053; Xiaoyan Zhang 001 (Theor. Comput. Sci., 2023)