Gear Fault Diagnosis Based on VMD Sample Entropy and Discrete Hopfield Neural Network

Table 4

Gear fault diagnosis accuracy of different signal decomposition algorithms combined with DHNN.

Signal decomposition algorithm	Classification algorithm	Accuracy (%)
EMD	DHNN	75
CEEMDAN	DHNN	91.67
VMD	DHNN	91.67
EMD	SVM	50
CEEMDAN	SVM	66.67
VMD	SVM	75