Underwater Acoustic Signal Prediction Based on MVMD and Optimized Kernel Extreme Learning Machine

Table 7

Underwater acoustic signal II Diebold–Mariano test.

Contrast model	SVM	RBF	KELM	ARIMA	PSO-KELM	OKELM	EMD-OKELM
DM statistics	8.2559	3.7431	8.1767	7.0529	7.5690	7.5290	5.7260
P value	0.0000	0.0000	0.0000	0.0000	0.0000	0.0000	0.0000

A confidence interval of 1%.