Monitoring Machines by Using a Hybrid Method Combining MED, EMD, and TKEO

Table 5

Correlation value between IMF₁ (obtained by EMD and MED-EMD) and the signal when rotating at 300 rpm.

	300 rpm
	50 μm	100 μm
EMD	0.45	0.25
MED-EMD	0.65	0.27