基于广义S变换的透射槽波埃里相识别

陈波, 朱国维, 武延辉, 杨振强, 周俊杰

Research on identifying the airy phase of transmitted channel waves based on generalized S-transform

CHEN Bo, ZHU Guo-Wei, WU Yan-Hui, YANG Zhen-Qiang, ZHOU Jun-Jie

图4 合成Love槽波数据广义S变换(A=2.1195,B=2.355)提取频散曲线 a—50 Hz时的S变换和广义S变换窗函数振幅随时间变化;b—S变换和广义S变换窗函数时间半高宽对比;c—图3b所示数据广义S变换提取的频散曲线

Fig.4 Dispersion curve extracted by generalized S-transform (A=2.1195,B=2.355) for synthetic Love channel waves a—S-transform and generalized S-transform window amplitude versus time at 50 Hz;b—comparison of temporal FWHM between S-transform and generalized S-transform;c—dispersion curve of Fig. 3b extracted by generalized S-transform