Zobrazeno 1 - 10
of 334
pro vyhledávání: '"Kunde Yang"'
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-14 (2024)
Abstract Electromagnetic (EM) waves are one of the important carriers for information exchange in seawater. The EM parameters of seawater are important factors that affect the performance of EM wave propagation. In the real marine environment, non-co
Externí odkaz:
https://doaj.org/article/4231335ff0ea42858d377daae97c0141
Publikováno v:
Geophysical Research Letters, Vol 51, Iss 11, Pp n/a-n/a (2024)
Abstract The Vietnam upwelling is a crucial circulation feature in the South China Sea. Although previous studies have shown that various coastal upwellings around the world may intensify under global warming, future changes in the Vietnam upwelling
Externí odkaz:
https://doaj.org/article/11f1ef0ce26542818e300f75a6ce8a87
Publikováno v:
Journal of Marine Science and Engineering, Vol 12, Iss 9, p 1594 (2024)
In order to study the impact of acoustic propagation characteristics in the northeastern South China Sea, GEBCO08 global terrain grid data and Argo data were used to numerically simulate the acoustic transmission characteristics of two stations in th
Externí odkaz:
https://doaj.org/article/1f7f48141b554330a1c4a46ac7ed546f
Publikováno v:
Remote Sensing, Vol 16, Iss 9, p 1569 (2024)
In environments with a low signal-to-reverberation ratio (SRR) characterized by fluctuations in clutter number and distribution, particle filter-based tracking methods may experience significant fluctuations in the posterior probability of existence.
Externí odkaz:
https://doaj.org/article/442d3fff57594d389e4adb0a6fef4196
Publikováno v:
Remote Sensing, Vol 16, Iss 8, p 1380 (2024)
Channel estimation in Underwater Acoustic Communication (UAC) faces significant challenges due to the non-Gaussian, impulsive noise in ocean environments and the inherent high dimensionality of the estimation task. This paper introduces a robust chan
Externí odkaz:
https://doaj.org/article/c7dad0b2d0a14ad884abc194b71b0d80
Publikováno v:
Remote Sensing, Vol 16, Iss 6, p 982 (2024)
This paper introduces a model-independent passive source localization method, employing asynchronous distributed hydrophones in shallow water. Based on the frequency invariability of the acoustic field, assuming the correct source range information,
Externí odkaz:
https://doaj.org/article/7e60dc0f7ab042f99b216ddb9d52eace
Publikováno v:
IET Radar, Sonar & Navigation, Vol 16, Iss 7, Pp 1131-1143 (2022)
Abstract Automatic and robust target depth estimation is an important issue of an active detection system working in the reliable acoustic path (RAP) environment. In this paper, the target depth‐sensitive acoustic interference structure is used as
Externí odkaz:
https://doaj.org/article/8d5574279eb24dce830e5350632887fe
Publikováno v:
Frontiers in Marine Science, Vol 10 (2023)
Maritime high-speed over-the-horizon wireless communication is realizable through evaporation ducts. Detailed measurement, analysis, and modeling of duct channels are essential for application of this communication technique. In this paper, X-band el
Externí odkaz:
https://doaj.org/article/a387fcb2b58a4d3dafb14b9a36ee7d1b
Publikováno v:
Journal of Marine Science and Engineering, Vol 11, Iss 7, p 1328 (2023)
The direction-of-arrival (DOA) estimation of an underwater bottom-mounted horizontal linear array (HLA) based on weighted phase velocity has been proposed in this paper. The directional response is mainly affected by differences in the modal phase ve
Externí odkaz:
https://doaj.org/article/5b6acedb0b9e43218d39e0708e51ab1f
Publikováno v:
Entropy, Vol 25, Iss 4, p 669 (2023)
As is well-known, ship-radiated noise (SN) signals, which contain a large number of ship operating characteristics and condition information, are widely used in ship recognition and classification. However, it is still a great challenge to extract we
Externí odkaz:
https://doaj.org/article/10cc84f90d3a4bf5be730745b17ba695