ZHANG Hai-liang1, WANG Yu1, HU Mei3, ZHANG Yi-zhi1, ZHANG Jing1, ZHAN Bai-shao1, LIU Xue-mei2*, LUO Wei1*
Application of Multispectral Index Features Based on Sigmoid Function Normalization in Remote Sensing Identification and Sample Migration Study of Camellia Oleifera Forest