两步解码式空间矢量数据并行转换算法

孙乐乐,金宝轩

Spatial vector data parallel conversion algorithm based on two-step decoding

Le-le SUN,Bao-xuan JIN

表 3 采用各转换方法转换不同数据集的执行耗时对比

Tab.3 Comparison of execution time by various conversion methods for different datasets min

转换方法 ${D_0}$ ${D_1}$ ${D_2}$ ${D_3}$ ${D_4}$ ArcGIS 5.60 16.42 87.80 252.40 689.22 PSGD 1.90 2.68 8.93 49.98 53.70 一步解码法 0.53 2.08 2.67 4.67 6.73 两步解码法 0.51 1.08 1.73 4.03 5.87