基于小波包变换和权重光谱角制图的岩心高光谱蚀变信息提取

田青林, 潘蔚, 李瑶, 张川, 陈雪娇, 余长发

Extraction of alteration information from hyperspectral core imaging based on wavelet packet transform and weight spectral angle mapper

Qinglin TIAN, Wei PAN, Yao LI, Chuan ZHANG, Xuejiao CHEN, Zhangfa YU

图2 4种矿物部分子分量信息熵

Fig.2 Partial subcomponent entropy of four kinds of minerals