Integrated energy system planning research based on big data load prediction methodYongli Wang, Hekun Shen, Jialin Yang, Nan Wang, Yuze Ma, Pengxiang Zhao, Zhen Li, Xichao Zhou and Suhang YaoE3S Web Conf., 267 (2021) 01005DOI: https://doi.org/10.1051/e3sconf/202126701005