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
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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
表3 不同匹配方法分类精度统计
Tab.3 Classification accuracy statistics of different matching methods
分类方法 总体精度/% Kappa
传统SAM 71.51 0.667 8
本文方法 75.33 0.706 3