Accuracy-Improved Fault Diagnosis Method for Rolling Bearing Based on Enhanced ESGMD-CC and BA-ELM Model

Table 3

The results of the third comparative experiments: evaluate the time consumption between the current work and some other methods.

Methods	ESGMD-CC and BA-ELM	SGMD and BA-ELM	ESGMD-CC and ELM	ESGMD-CC and ELM	VMD and BA-ELM
Feature dimension	23	341	23	341	7
Accuracy (%)	98.41	97.05	95.68	94.51	96.13
Total (s)	304.77	240.77	299.68	233.51	348.91
Feature extraction (s)	299.61	233.45	299.61	233.45	343.79
Training (s)	5.15	7.31	0.06	0.05	5.11
Testing (s)	0.01	0.01	0.01	0.01	0.01