Application of SN-EMD in Mode Feature Extraction of Ship Radiated Noise

Table 2

Performance statistics of mode composition algorithms.

	EMD	EEMD	CEEMD	CEEMDAN	Improved CEEMDAN	SN-EMD
CT/s	0.29	15.47	15.14	38. 40	33.67	1.88
IO	0.38	0.31	0.27	0.64	0.44	0.011
SI	0.24	0.28	0.29	0.22	0.32	0.35