DEM网格间距对重力远区地改精度的影响及效果

李忠平, 戴广凯, 张茂辉

The impact and effect of DEM grid spacing on the accuracy of gravity remote topographic correction

LI Zhong-Ping, DAI Guang-Kai, ZHANG Mao-Hui

图9 基于DEM改进的双线性插值布格重力异常和高程相关系数分布

Fig.9 Improved bilinear interpolation kupger gravity anomaly and elevation correlation coefficient distribution based on DEM