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Keywords: Submarines
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Journal Articles
Engineering Computations (2012) 29 (3): 321–337.
Published: 30 March 2012
...). The original measured sound pressure signals are decomposed to intrinsic mode function (IMF) group through EMD, and the high‐frequency components are filtered out. Because the mechanical noise of submarine is mainly at low frequency, the IMFs in low frequency are researched through power spectrum analysis...

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