Fault Diagnosis of Hydraulic Pumps Using PSO-VMD and Refined Composite Multiscale Fluctuation Dispersion Entropy

Table 5

Parameters of different methods.

	RCMFDE	CMFDE	MFDE	MDE	MFE	MSE
Embedding dimension	2	2	2	2	2	2
Time delay	1	1	1	1	1	1
Classes	6	6	6	6
Threshold					0.15	0.15
Fuzzy parameter					2
Largest scale factor	20	20	20	20	20	20