An Enhanced Gated Recurrent Unit-Based Adaptive Fault Diagnosis of Rotating Machinery

Table 3

The concrete classification accuracy and standard deviation per method.

Method	Average accuracy (%)	Standard deviation
1	94.98	1.10
2	78.64	2.35
3	55.47	3.28
4	73.95	2.25
5	44.61	3.96
6	58.85	3.22