Digital Twin Inspired Intelligent Bearing Fault Diagnosis Method Based on Adaptive Correlation Filtering and Improved SAE Classification Model

Table 4

Comparison of running time of different classification models.

Classification models	Minimum time (s)	Maximum time (s)	Average time (s)
ISAE	9.3	14.1	10.8
BPNN	25.8	409	149.8
RBF	4.3	4.7	4.5
ELM	4.6	5.1	4.8
CFNN	9.5	21.6	13.3