Ke Wang 0032 Hainan Chen Ligang Cheng Jian Xiao Variational-Scale Segmentation for Multispectral Remote-Sensing Images Using Spectral Indices. 326 2022 14 Remote. Sens. 2 https://doi.org/10.3390/rs14020326 db/journals/remotesensing/remotesensing14.html#WangCCX22