Results 11 to 20 of about 8,321 (168)
A New Method of Ship Type Identification Based on Underwater Radiated Noise Signals
Journal of Marine Science and Engineering, 2023 Ship type identification is an important basis for ship management and monitoring. The paper proposed a new method of ship type identification by combining characteristic parameters from the energy difference between high and low frequencies and the ...
Shanshan Chen +4 more
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Joint Representation and Recognition for Ship-Radiated Noise Based on Multimodal Deep Learning
Journal of Marine Science and Engineering, 2019 Ship recognition based on ship-radiated noise is one of the most important and challenging subjects in underwater acoustic signal processing. The recognition methods for ship-radiated noise recognition include traditional methods and deep learning (DL ...
Fei Yuan, Xiaoquan Ke, En Cheng
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Entropy, 2019 To improve the feature extraction of ship-radiated noise in a complex ocean environment, fluctuation-based dispersion entropy is used to extract the features of ten types of ship-radiated noise.
Zhaoxi Li, Yaan Li, Kai Zhang
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Remote Sensing, 2023 Fine-grained ship-radiated noise recognition methods of different specific ships are in demand for maritime traffic safety and general security. Due to the high background noise and complex transmission channels in the marine environment, the accurate ...
Shuai Liu +6 more
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A novel feature extraction method for ship-radiated noise
Defence Technology, 2022 To improve the feature extraction of ship-radiated noise in a complex ocean environment, a novel feature extraction method for ship-radiated noise based on complete ensemble empirical mode decomposition with adaptive selective noise (CEEMDASN) and ...
Hong Yang +3 more
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IEEE Access, 2021 In the field of underwater acoustic signal processing, the ship radiated noise contains a large amount of ship information, which is of great significance to the ship identification.
Zhufeng Lei +5 more
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Time-Domain Anti-Interference Method for Ship Radiated Noise Signal
EURASIP Journal on Advances in Signal Processing, 2022 Ship radiated noise signal is one of the important ways to detect and identify ships, and emission of interference noise to shield its own radiated noise signal is a common countermeasure.
Yichen Duan, Xiaohong Shen, Haiyan Wang
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Alexandria Engineering Journal, 2021 Ship radiated noise denoising is the basis and premise of underwater acoustic signal processing. To obtain better denoising effect, a new denoising method for ship radiated noise based on Spearman variational mode decomposition (SVMD), spatial-dependence
Hong Yang, Yuanxun Cheng, Guohui Li
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Using Feature Extraction to Perform Equipment Health Monitoring on Ship-Radiated Noise
Acoustics, 2023 The current state of the art in hydroacoustics research employs a variety of feature extraction techniques with the goal of accurately classifying a ship based on its radiated noise. These techniques are capable of accuracy in excess of 95%.
Nicholas Marasco +2 more
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A Novel Denoising Method for Ship-Radiated Noise
Journal of Marine Science and Engineering, 2023 Ship-radiated noise (SN) is one of the most critical signals in the complex marine environment; however, it is inevitably contaminated by the marine environment’s noise as well as noise from other equipment.
Yuxing Li, Chunli Zhang, Yuhan Zhou
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