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Sergey Budrin, Grigory Dolgikh, Vladimir Chupin and Stanislav Dolgikh
In this paper, we analyzed the results of experimental data processing in the study of regularities of propagation and transformation of low-frequency harmonic signals at the boundary of the ?sea-land-sea? system. Harmonic signals at a carrier frequency ...
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Jiemeihui Li, Yang Shi, Yixin Yang and Xiaodong Huang
Internal solitary waves in the South China Sea have attracted attention because of their large amplitude and high rate of occurrence. Internal solitary waves have a substantial influence on underwater sound propagation and ambient noise. However, there h...
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Yuri Katz and Morel Groper
This study presents the complete, detailed development process of an enhanced one-man portable Lagrangian float designed for littoral deployment to depths of up to 300 m. The design focused on maximization of the Lagrangian characteristics of the hull, m...
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Darryl Franck Nsalo Kong, Chong Shen, Chuan Tian and Kun Zhang
This paper mainly studies the performance of an acoustic beamforming technique applied to a low-cost hydrophone in a linear array of two to four elements for the detection and localization of underwater acoustic sound waves. It also evaluates the integra...
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Jong-Ho Choi, Kye-Won Jun and Chang-Deok Jang
Bed-load discharge of a river can be monitored by indirectly measuring the acoustic pulses generated when the bed load collides with a steel pipe installed on the riverbed (i.e., pipe hydrophone measurement). However, existing methods used for filtering ...
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Sergey Gorovoy, Alexey Kiryanov and Evgeniy Zheldak
This research presents results of the estimation of temporal variability of the hydroacoustic noise probability density function (PDF) in shallow waters within the frequency band of 0.03?3.3 kHz; the studies were conducted near the Primorsky Aquarium on ...
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