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12 波前扩展规律

Fig.12 Expanding wavefronts law