一种变网格差分的快速行进法

何幼娟, 乔玉雷, 侯丽娟, 竺俊, 高刚, 王鹏

A grid-variable finite-difference fast marching method

You-Juan HE, Yu-Lei QIAO, Li-Juan HOU, Jun ZHU, Gang GAO, Peng WANG

图5 变网格一阶FMM走时计算相对误差

Fig.5 Relative error calculated by grid-variable first-order FMM traveltime