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The Evolution Of Sediment Acoustic Models
(2012-11)
Sediment acoustic models contain two connected components, the geo-physical description of the sediment and the model of acoustic processes. Geo-physical descriptors are used in the classification of sediments, and they ...
The Effect Of Roughness On Bottom Loss From Elastic Ocean Bottoms
(2012-11)
Acoustic interaction with the ocean bottom profoundly affects propagation in shallow waters. However, most forward ocean bottom interactions are modeled as if the bottom were a flat interface or use a simple model to ...
Seabed Rough Surface Scattering Described By 2-Way Coupled Mode Approach
(2012-11)
A 2-way integral equation coupled mode (IECM) approach is used to examine the physics of scattering from a rough seabed. Roughness realizations for the seabed are generated from a wavenumber power spectrum whose parameterization ...