Solving multi-vehicle profitable tour problem via knowledge adoption in evolutionary bi-level programming. - Stephanus Daniel Handoko; Hoong Chuin Lau; Abhishek Gupta 001; Yew-Soon Ong; Chen Kim Heng; Puay Siew Tan (CEC, 2015)

Offline time-sensitive travel time estimation in an urban road network. - Qing Guo 005; Chen Kim Heng; Yin-Leng Theng; Yew-Soon Ong; Puay Siew Tan (IEEM, 2015)

City Vehicle Routing Problem (City VRP): A Review. - Gitae Kim; Yew-Soon Ong; Chen Kim Heng; Puay Siew Tan; Nengsheng Allan Zhang (IEEE Trans. Intell. Transp. Syst., 2015)

Application of route flexibility in data-starved vehicle routing problem with time windows. - Chen Kim Heng; Quoc Chinh Nguyen; Siwei Jiang; Puay Siew Tan; Abhishek Gupta 001; Bingshui Da; Yew-Soon Ong (CEC, 2016)

Adaptive indicator-based evolutionary algorithm for multiobjective optimization problems. - Siwei Jiang; Liang Feng 001; Chen Kim Heng; Quoc Chinh Nguyen; Yew-Soon Ong; Nengsheng Allan Zhang; Puay Siew Tan (CEC, 2016)

Towards adaptive weight vectors for multiobjective evolutionary algorithm based on decomposition. - Siwei Jiang; Liang Feng 001; Dazhi Yang; Chen Kim Heng; Yew-Soon Ong; Nengsheng Allan Zhang; Puay Siew Tan; Zhihua Cai (CEC, 2016)

Collaborative vehicle routing problem for urban last-mile logistics. - Quoc Chinh Nguyen; Chen Kim Heng; Siwei Jiang; NengSheng Zhang (SMC, 2016)

A generic framework for multi-criteria decision support in eco-friendly urban logistics systems. - Abhishek Gupta 001; Chen Kim Heng; Yew-Soon Ong; Puay Siew Tan; Allan N. Zhang (Expert Syst. Appl., 2017)