爆炸物
声学
情态动词
宽带
反演(地质)
模态色散
声色散
图像扭曲
航程(航空)
色散(光学)
地质学
计算机科学
材料科学
地震学
光学
物理
声波
电信
光纤
人工智能
高分子化学
化学
有机化学
复合材料
构造学
光纤传感器
色散位移光纤
作者
Xiaole Guo,Kunde Yang,Yuanliang Ma,Qiulong Yang
标识
DOI:10.1088/0256-307x/32/12/124302
摘要
A geoacoustic inversion method is proposed based on the modal dispersion curve of two-wideband explosive signals for range-dependent environment. It is applied to the wideband explosive sound source data from the South China Sea in 2012. The travel time differences of different modes at various frequencies and distances are extracted by warping transform. The mean bottom acoustic parameters are inverted by matching the theoretical modal time differences to that of the experimental data. The inversion results are validated by using other explosive signals at different distances.
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