In this paper,the feature spectra of spectral reflectance of 50 cases Munsell color cards and 50 cases birch leaves are abstracted by ICA and PCA separately.

• 文章分别使用ICA和PCA对50例Munsell色卡的光谱反射比和50例桦树叶的光谱反射比进行特征光谱的提取。