被动源瑞利波两道法提取频散曲线的质量控制方法

邵广周, 岳亮, 李远林, 吴华

A study of quality control of extracting dispersion curves by two-channel method of passive Rayleigh waves

Guang-Zhou SHAO, Liang YUE, Yuan-Lin LI, Hua WU

表4 频散曲线提取结果与理论频散曲线接近程度

Table 4 The degree of approximation between the extracted and the theoretical dispersion curve

处理方案 均方误差 相关系数 只经历时间域归一化 15.9982 0.7615 只经历频率域归一化 11.6416 0.8852 时频域归一化、滤波等 9.2487 0.9948