基于线性GSI二维半变异函数各向异性结构建模及估计研究——以DEM数据为例

高歆

Anisotropic modeling and estimation for a two-dimensional semi-variogram based on the linear GSI Model: Taking DEM data as an example

GAO Xin

表3 六区域传统各向异性、各向同性和GSI克里金估计均方根误差的均值和标准差

Tab. 3 The means and standard deviations of RMSE concerned with kriging estimates versus the real values by using the traditional anisotropic, isotropic and GSI methods for the six regions

均值（m） 标准差（m） 传统各向异性 各向同性 GSI 传统各向异性 各向同性 GSI 区域1 21.6778 22.1308 21.1273 0.1592 0.1546 0.1852 区域2 30.5789 28.7977 28.1073 0.2777 0.2901 0.3217 区域3 42.3000 28.5649 35.9589 0.2304 0.3804 0.2535 区域4 59.4448 28.4447 23.2694 0.2821 0.1654 0.3421 区域5 104.3453 42.1847 56.1315 1.0085 0.6435 0.5204 区域6 31.9274 20.0796 23.7915 0.2454 0.2706 0.1671