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AN EMPIRICAL METHOD FOR THE PREDICTION OF SEAFLOOR SEDIMENT PROPERTIES FROM MULTIBEAM ECHO-SOUNDER BACKSCATTER DATA

机译:多次回声探测器反向散射数据预测海底沉积物特性的经验方法

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Multibeam echo-sounders (MBES) are primarily used to map bathymetry. In addition, MBESs can also measure the acoustic backscatter intensity of the seafloor [1, 2]. Backscatter intensity is influenced by seafloor properties, such as its acoustic impedance (relative to the water above it), surface roughness and volume heterogeneity (relative to the acoustic wavelength); as well as system properties and geometry, such as acoustic frequency and the incidence angle, for details see [3] and references therein. Hence, backscatter intensity measurements have been used to infer seafloor properties and segment the seafloor into different acoustically different regions [4, 5].
机译:多次辐射回声探测器(MBES)主要用于映射浴。此外,MBESS还可以测量海底[1,2]的声反向散射强度。反向散射强度受到海底性质的影响,例如其声阻抗(相对于其上方的水),表面粗糙度和体积异质性(相对于声波长);以及系统性质和几何形状,例如声频和入射角,详细信息见[3]和引用。因此,反向散射强度测量已被用于推断海底性质并将海底分段为不同的声学上不同的区域[4,5]。

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