顾及空间分布的改进薄板样条矢量数据几何精度降低方法

王敏璇, 阳璇, 查启航, 孙睿, 任娜

A Vector Data Geometric Accuracy Reduction Method Considering Spatial Distribution Based on the Improved Thin Plate Spline Model

WANG Minxuan, YANG Xuan, ZHA Qihang, SUN Rui, REN Na

表2 处理后精度及最大最小偏移量统计

Tab. 2 Statistics of RMSE and maximum/minimum offset value of the processed data

数据 精度/m 速度/(kb/s) 最小偏移量/m 最大偏移量/m 1 10.246 1 363.342 0 0.09 13.32 2 10.517 3 644.348 0 0.19 17.71 3 10.756 7 756.551 6 0.54 16.33 4 10.467 6 526.079 4 0.28 12.59