Research Article

Roller Bearing Fault Diagnosis Based on Adaptive Sparsest Narrow-Band Decomposition and MMC-FCH

Table 2

Evaluating parameters of the components of x2(n) generated by ASNBD and EMD.

MethodSNRr1E1IOT(s)

ASNBD50.97650.04680.00112.6874
100.99300.01430.00211.8205
150.99840.00320.00542.3370

EMD50.64501.02840.02590.3211
100.90820.19290.04360.2103
150.99550.00910.00730.2679