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1 研究区及采样点
Fig.1 Study area and sampling sites