Application of Variational Mode Decomposition and Multiscale Permutation Entropy in Rolling Bearing Failure Analysis

Table 7

Classification results for data combination 3.

		Multiscale MSE		Single scale SE
		KNN (%)	SVM%	KNN (%)	SVM (%)
VMD	IMF1	37	43.25%	87.50	66.25
	IMF2	77.50	85.25%
	IMF3	87.25	80.75
	IMF4	46.5	53.75%
	Residual error	59.75	65.75%
	Integrative	87.75	84.25%
Original time series (OTS)		76.75	87.25%