Research on the acoustic scattering function and coherence properties from rough seafloor based on finite element model
Lei Bo, Yang Yi-Xin†, , Ma Yuan-Liang, Chen Dong-Xu
       

Total field coherence in a fluid sediment case, at ranges of 500, 2000, and 4000 m. Receiver depth is 40 m. Panels (a) and (c) are vertical coherence, panels (b) and (d) are longitudinal coherence. The horizontal axes in panels (b) and (d) represent the range from the source to one receiver.