Gearbox Fault Diagnosis Using Complementary Ensemble Empirical Mode Decomposition and Permutation Entropy

Table 4

Fault diagnosis using the approach based on CEEMD and ApEn.

Fault type	Test sample	Classification results			Classification; rate [%]	Overall classification; rate [%]
		Normal condition	Minor fault condition	Serious fault condition
Normal condition	20	19	0	1	95
Light fault condition	20	1	17	2	85	88.3
Severe fault condition	20	1	2	17	85