基于PCA的土壤Cd含量高光谱反演模型对比研究
郭飞1,2, 许镇3,*, 马宏宏1,2, 刘秀金1,2, 杨峥1,2, 唐世琪1,2

A Comparative Study of the Hyperspectral Inversion Models Based on the PCA for Retrieving the Cd Content in the Soil
GUO Fei1,2, XU Zhen3,*, MA Hong-hong1,2, LIU Xiu-jin1,2, YANG Zheng1,2, TANG Shi-qi1,2
(a)土壤样本原始光谱反射率曲线; (b)土壤样本倒数对数光谱反射率曲线