A Fault Diagnosis Method for Rotating Machinery Based on PCA and Morlet Kernel SVM

Table 6

The states recognition rate of different states based on the proposed method (recognition rate 𝜂%).

Running states	Recognition rate 𝜂%
Normal state	100
Running for 2 months	97
Running for 4 months	95
Running for 6 months	96
Running for 8 months	94
Running for 10 months	95
Running for 12 months	95