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
表1 样本划分
Table 1 Sample Segments
元素样本集样本数目/个

最小值

/(ug/g)

最大值

/(ug/g)

平均值

/(ug/g)

标准差

/(ug/g)

Cr训练集3513.20179.5091.9041.79
预测集1526.00156.0072.9932.91
Cu训练集3510.2566.1034.1615.20
预测集1410.5055.8026.7110.29