Method for C/N ratio estimation using Mask R-CNN and a depth camera for organic fraction of municipal solid wastes. - Jingjing Huang; Hongduo Zhang; Xu Xiao; Jingqi Huang; Jingxin Xie; Liang Zhang; Heming Hu; Sihui Dai; Ming Li; Yongwei Xu (International Journal of Agricultural & Biological Engineering, 2021)