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4 精度降低后要素节点偏移量统计
Tab. 4 Statistics of offset value of the nodes after accuracy reduction
数据 偏移量/m
0~2 2~5 5~8 8~11 11~14 14~17 17~20 >20
1 840 3 624 13 553 23 026 6 537 0 0 0
2 107 334 2 669 3 835 1 076 197 4 0
3 438 4 103 7 140 10 001 568 364 0 0
4 165 637 1 808 3 463 801 0 0 0