基于特征筛选结合PSO-BPNN和GA-BPNN算法的土壤重金属高光谱定量反演
田雨欣,王正海,谢鹏

Quantitative Hyperspectral Inversion of Soil Heavy Metals based on Feature Screening Combined with PSO-BPNN and GA-BPNN Algorithms
Yuxin TIAN,Zhenghai WANG,Peng XIE
图3 Cr、Cu含量与土壤光谱反射率之间相关性
Fig.3 Correlation between Cr and Cu content and soil spectral reflectance