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

Table 1

Correlation value between each IMF and 𝑥(𝑡).

IMF1	IMF2	IMF3	IMF4	IMF5	IMF6	IMF7	IMF8	IMF9	IMF10	IMF 11
0.65	0.45	0.47	0.22	0.17	0.12	0.07	0.06	0.04	0.03	0.01