Integrated optimization of underwater acoustic ship-radiated noise recognition based on two-dimensional feature fusion
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DOI: 10.1016/j.apacoust.2019.107057
Abstract: Abstract Feature fusion methods are introduced to ship-radiated noise recognition in this paper. Wavelet packet (WP) decomposition is used to decompose the ship-radiated noise into multiple different subbands. By considering the features extracted from the… read more here.
Keywords: recognition; ship radiated; radiated noise; feature fusion ... See more keywords
A comparative study of four nonlinear dynamic methods and their applications in classification of ship-radiated noise
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DOI: 10.1016/j.dt.2020.11.011
Abstract: Abstract Refined composite multi-scale dispersion entropy (RCMDE), as a new and effective nonlinear dynamic method, has been applied in the field of medical diagnosis and fault diagnosis. In this paper, we first introduce RCMDE into… read more here.
Keywords: classification; knn; multi scale; ship radiated ... See more keywords
Research on Feature Extraction of Ship-Radiated Noise Based on Compressed Sensing and Center Frequency
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DOI: 10.1109/access.2021.3113042
Abstract: 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. The traditional method relies too much on… read more here.
Keywords: ship; ship radiated; feature extraction; center frequency ... See more keywords
Feature Extraction of Ship-Radiated Noise Based on Intrinsic Time-Scale Decomposition and a Statistical Complexity Measure
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DOI: 10.3390/e21111079
Abstract: Extracting effective features from ship-radiated noise is an important way to improve the detection and recognition performance of passive sonar. Complexity features of ship-radiated noise have attracted increasing amounts of attention. However, the traditional definition… read more here.
Keywords: statistical complexity; complexity; time; complexity measure ... See more keywords
Segmentation Method for Ship-Radiated Noise Using the Generalized Likelihood Ratio Test on an Ordinal Pattern Distribution
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DOI: 10.3390/e22040374
Abstract: Due to the diversity of ship-radiated noise (SRN), audio segmentation is an essential procedure in the ship statuses/categories identification. However, the existing segmentation methods are not suitable for the SRN because of the lack of… read more here.
Keywords: segmentation; method; ship radiated; radiated noise ... See more keywords