An Enhanced Version of Second-Order Synchrosqueezing Transform Combined with Time-Frequency Image Texture Features to Detect Faults in Bearings

Table 2

Comparison of accuracy of state recognition.

Method	STFT		SST		OSST		VSST
Noise	Without	With	Without	With	Without	With	Without	With
Accuracy (%)	97.19	84.84	94.40	51.46	90	80.64	99.2	91.33