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3 HySpex钻孔岩心高光谱数据蚀变信息提取结果
Fig.3 Extraction results of alteration information using HySpex drill core hyperspectral data