Aero Engine Component Fault Diagnosis Using Multi-Hidden-Layer Extreme Learning Machine with Optimized Structure

Table 4

Performance of all methods (noise level ).

	Training accuracy		Testing accuracy		Training time (second)
	Mean	std	Mean	std
DBN	0.960	0.0241	0.955	0.0345	131.05
SDAE	0.979	0.0048	0.976	0.0263	97.43
M-ELM	0.947	0.0134	0.973	0.0094	0.092
ELM	0.991	0.0025	0.914	0.0429	0.043
OM-ELM	0.972	0.0069	0.985	0.0218	30.47