基于小波变换和连续投影算法的黑土有机质含量高光谱估测
肖艳, 辛洪波, 王斌, 崔利, 姜琦刚

Hyperspectral estimation of black soil organic matter content based on wavelet transform and successive projections algorithm
XIAO Yan, XIN Hongbo, WANG Bin, CUI Li, JIANG Qigang
图2 SPA算法筛选得到变量的分布情况
Fig.2 Distribution of the variables selected by successive projections algorithm