基于数据场模型的南京市气溶胶光学厚度反演

缪晨阳, 陈健, 马本浩

Inversion of aerosol optical depth in Nanjing City based on data field method

MIAO Chenyang, CHEN Jian, MA Benhao

表4 势函数与变异函数对比[11]

Tab.4 Comparison between data theory with the structure function

理论 函数形式 属性相关性 空间权重 势函数 $\sum_{i=1}^{m} \sum_{j=1}^{n}\left|\rho_{x}-\rho_{i, j}\right| \cdot \sqrt{-\left(\frac{\left\|x-x_{i, j}\right\|}{\sigma}\right)^{2}}$ | ρ x - ρ i , j| $\sqrt{-\left(\frac{\left\|x-x_{i, j}\right\|}{\sigma}\right)^{2}}$ 变异函数 1 2 N ( h ) ∑ i = 1 N ( h ) [ ρ ( x i ) - ρ ( x i + h ) ] 2 [ ρ ( x i ) - ρ ( x i + h ) ] 2 1 2 N ( h )