基于卷积完全匹配层的旋转交错网格高阶差分法模拟弹性波传播

冯德山, 王向宇

Elastic wave propagation simulation in anisotropic media and random media using high-order difference method of rotation staggered grids based on convolutional perfectly matched layer

De-Shan FENG, Xiang-Yu WANG

图7 加载CPML与PML两种边界条件的波场快照对比 a—PML吸收边界200 ms波场快照;b—PML吸收边界300 ms波场快照;c—PML吸收边界400 ms波场快照;d—CPML吸收边界200 ms波场快照;e—CPML吸收边界300 ms波场快照;f—CPML吸收边界400 ms波场快照