Table 2 Results of the ablation experiment.

From: Bearing fault detection with lightweight feature extraction mechanism based on smoothed dilated convolution

Project

GAT-BiGRU

Module 1

Module 2

Module 3

Module 4

Response time (s)

Diagnostic accuracy rate (%)

1

    

1.58

87.06

2

   

1.60

87.62

3

 

  

1.55

88.00

4

  

 

1.63

87.11

5

   

1.54

88.43

6

  

1.28

90.13

7

 

 

1.25

89.77

8

  

1.26

89.72

9

 

 

1.22

90.00

10

 

 

1.27

89.34

11

  

1.26

90.12

12

 

1.00

92.34

13

 

0.99

93.00

14

 

1.01

92.89

15

 

1.02

93.11

16

 

0.99

93.14

17

0.85

96.42